metal-organic compounds
Bis{S-benzyl 3-[(phenyl)(pyridin-2-yl)methylidene]dithiocarbazato}zinc acetonitrile monosolvate
aDepartment of Chemistry, Faculty of Science, Universiti Putra Malaysia, 43400 UPM, Serdang, Selangor, Malaysia
*Correspondence e-mail: thahira.begum@science.upm.edu.my
In the title compound, [Zn(C20H16N3S2)2]·CH3CN, two different Schiff base moieties coordinate to the central ZnII ion as tridentate N,N′,S-chelating ligands, creating a distorted octahedral environment [the smallest angle being 73.24 (6)° and the widest angle being 155.73 (7)°], with the two S atoms in cis positions. The dihedral angle between the mean planes of the two coordinating ligands is 83.65 (5)°. The crystal packing is consolidated by weak C—H⋯N hydrogen-bonding interactions.
Related literature
For background to the coordination chemistry of hydrazine carbodithioates, see: Ravoof et al. (2010). For the synthesis, see: Ravoof et al. (2004). For related structures, see: Hossain et al. (1996); Paulus et al. (2011). For H-atom treatment in the see: Cooper et al. (2010).
Experimental
Crystal data
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Refinement
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Data collection: CrysAlis CCD (Oxford Diffraction, 2006); cell CrysAlis PRO (Agilent, 2011); data reduction: CrysAlis PRO; program(s) used to solve structure: SIR92 (Altomare et al., 1994); program(s) used to refine structure: CRYSTALS (Betteridge et al., 2003); molecular graphics: CAMERON (Watkin et al., 1996); software used to prepare material for publication: CRYSTALS.
Supporting information
10.1107/S1600536812009592/wm2598sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536812009592/wm2598Isup2.hkl
Zinc saccharinate, [Zn(sac)2(H2O)4]. 2H2O was prepared according to the method outlined in Ravoof et al. (2004). The 2-benzoylpyridine Schiff base of S-benzyldithiocarbazate was prepared following the method by Hossain et al. (1996). The Schiff base was dissolved in acetonitrile (50 ml) and mixed with an equimolar quantity of zinc saccharinate in acetonitrile (25 ml). The resulting mixture was heated on a water bath until the volume reduced to about 30 ml. On standing overnight, the mixture yielded orange crystals which were filtered off, washed with acetonitrile and dried in a desiccator over anhydrous silica gel, overnight. Crystals of the zinc complex suitable for X-ray
were obtained by recrystallisation from a mixture of acetonitrile, THF and chloroform. Slow evaporation over 3 weeks yielded crystals suitable for diffraction experiments.H atoms were all located in difference maps, but those attached to C atoms were repositioned geometrically. The H atoms were initially refined with soft restraints on the bond lengths and angles to regularize their geometry (C—H in the range 0.93–0.98, N—H in the range 0.86–0.89 Å) and Uiso(H) (in the range 1.2–1.5 times Ueq of the parent atom), after which the positions were refined with riding constraints (Cooper et al., 2010).
The title compound was preferentially formed during the synthesis of the tridentate Schiff base with zinc saccharinate, by eliminating the saccharinate anion and instead coordinating one metal ion with two tridentate deprotonated Schiff base moieties. Background on the coordination chemistry of hydrazine carbodithioates is given by Ravoof et al. (2010). Similar Cu(II) complexes have been previously synthesized by Hossain et al. (1996).
There is one independent molecule in the
which contains the ZnII ion coordinated to two tridentate via the pyridyl nitrogen (N115, N215), azomethine nitrogen (N102, N202) and thiolate sulfur (S105, S205) atoms (Fig. 1). A solvent acetonitrile molecule in also present in the lattice. The coordination of the metal ion is distorted octahedral with equatorial angles ranging from 73.24 (6)° to 120.54 (5)°. The angle between the planes containing the atoms of the tridentate chelating rings is 83.65 (5). The planes containing the benzyl rings attached to the sulfur atom on both are almost parallel to each other with an angle of 16.41 (10). Similarly, the benzyl rings on the ketone moiety of the two are also almost parallel with an angle of 11.69 (9)°. However, the pyridine rings of the ketone moiety of the two are at an angle of 66.52 (10)°.The packing diagram viewed along the b axis shows an arrangement where the benzyl ring of the ketone moiety of Schiff base 2 are arranged in such a way that it is facing each other between molecules. The crystal packing is consolidated by weak C—H···N hydrogen bonding interactions (Table 2).
For related structures, see: Hossain et al. (1996); Ravoof et al. (2010); Paulus et al. (2011).
For background to the coordination chemistry of hydrazine carbodithioates, see: Ravoof et al. (2010). For the synthesis, see: Ravoof et al. (2004). For related structures, see: Hossain et al. (1996); Paulus et al. (2011). For H-atom treatment in the
see: Cooper et al. (2010).Data collection: CrysAlis CCD (Oxford Diffraction, 2006); cell
CrysAlis PRO (Agilent, 2011); data reduction: CrysAlis PRO (Agilent, 2011); program(s) used to solve structure: SIR92 (Altomare et al., 1994); program(s) used to refine structure: CRYSTALS (Betteridge et al., 2003); molecular graphics: CAMERON (Watkin et al., 1996); software used to prepare material for publication: CRYSTALS (Betteridge et al., 2003).[Zn(C20H16N3S2)2]·C2H3N | F(000) = 1720 |
Mr = 831.43 | Dx = 1.434 Mg m−3 |
Monoclinic, P21/n | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2yn | Cell parameters from 6190 reflections |
a = 12.5918 (3) Å | θ = 2–29° |
b = 14.0025 (3) Å | µ = 0.90 mm−1 |
c = 22.2129 (5) Å | T = 150 K |
β = 100.429 (2)° | Prismatic, yellow |
V = 3851.79 (14) Å3 | 0.27 × 0.18 × 0.04 mm |
Z = 4 |
Oxford Diffraction Gemini CCD diffractometer | 8678 independent reflections |
Radiation source: sealed X-ray tube, Oxford Diffraction Enhance X-ray | 7022 reflections with I > 2.0σ(I) |
Graphite monochromator | Rint = 0.032 |
φ scans | θmax = 28.8°, θmin = 2.2° |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2011) | h = −12→17 |
Tmin = 0.85, Tmax = 0.96 | k = −17→17 |
17196 measured reflections | l = −28→30 |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Hydrogen site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.038 | H-atom parameters constrained |
wR(F2) = 0.081 | Method = Modified Sheldrick w = 1/[σ2(F2) + ( 0.03P)2 + 2.81P], where P = (max(Fo2,0) + 2Fc2)/3 |
S = 0.99 | (Δ/σ)max = 0.001 |
8677 reflections | Δρmax = 0.63 e Å−3 |
487 parameters | Δρmin = −0.56 e Å−3 |
0 restraints |
[Zn(C20H16N3S2)2]·C2H3N | V = 3851.79 (14) Å3 |
Mr = 831.43 | Z = 4 |
Monoclinic, P21/n | Mo Kα radiation |
a = 12.5918 (3) Å | µ = 0.90 mm−1 |
b = 14.0025 (3) Å | T = 150 K |
c = 22.2129 (5) Å | 0.27 × 0.18 × 0.04 mm |
β = 100.429 (2)° |
Oxford Diffraction Gemini CCD diffractometer | 8678 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2011) | 7022 reflections with I > 2.0σ(I) |
Tmin = 0.85, Tmax = 0.96 | Rint = 0.032 |
17196 measured reflections |
R[F2 > 2σ(F2)] = 0.038 | 0 restraints |
wR(F2) = 0.081 | H-atom parameters constrained |
S = 0.99 | Δρmax = 0.63 e Å−3 |
8677 reflections | Δρmin = −0.56 e Å−3 |
487 parameters |
Experimental. The crystal was placed in the cold stream of an Oxford Cryosystems open-flow nitrogen cryostat (Cosier & Glazer, 1986) with a nominal stability of 0.1 K. Cosier, J. & Glazer, A.M., 1986. J. Appl. Cryst. 105–107. |
x | y | z | Uiso*/Ueq | ||
Zn1 | 0.52827 (2) | 0.992001 (17) | 0.315553 (11) | 0.0157 | |
C101 | 0.54238 (16) | 0.96909 (14) | 0.18279 (9) | 0.0151 | |
N102 | 0.57756 (13) | 1.02145 (12) | 0.23042 (8) | 0.0145 | |
N103 | 0.66583 (14) | 1.07951 (12) | 0.22781 (8) | 0.0165 | |
C104 | 0.69996 (17) | 1.12459 (14) | 0.27968 (9) | 0.0170 | |
S105 | 0.64556 (5) | 1.12917 (4) | 0.34537 (3) | 0.0223 | |
S106 | 0.82077 (5) | 1.18896 (4) | 0.28549 (3) | 0.0218 | |
C107 | 0.86887 (19) | 1.16235 (16) | 0.21458 (10) | 0.0227 | |
C108 | 0.92336 (18) | 1.06688 (16) | 0.21381 (10) | 0.0201 | |
C109 | 1.02461 (19) | 1.04967 (18) | 0.24911 (11) | 0.0271 | |
C110 | 1.0748 (2) | 0.96228 (19) | 0.24752 (11) | 0.0306 | |
C111 | 1.0238 (2) | 0.88970 (18) | 0.21068 (11) | 0.0276 | |
C112 | 0.92326 (19) | 0.90545 (17) | 0.17534 (10) | 0.0257 | |
C113 | 0.87376 (18) | 0.99394 (16) | 0.17643 (10) | 0.0212 | |
C114 | 0.45800 (16) | 0.89875 (15) | 0.19093 (9) | 0.0160 | |
N115 | 0.43995 (14) | 0.88792 (12) | 0.24871 (8) | 0.0173 | |
C116 | 0.36456 (17) | 0.82562 (16) | 0.25873 (10) | 0.0211 | |
C117 | 0.30530 (18) | 0.77079 (16) | 0.21274 (11) | 0.0247 | |
C118 | 0.32364 (19) | 0.78172 (17) | 0.15367 (11) | 0.0264 | |
C119 | 0.40036 (18) | 0.84708 (16) | 0.14234 (10) | 0.0220 | |
C120 | 0.58251 (17) | 0.97419 (15) | 0.12405 (9) | 0.0169 | |
C121 | 0.62547 (18) | 0.89391 (16) | 0.10049 (10) | 0.0218 | |
C122 | 0.6655 (2) | 0.90042 (18) | 0.04628 (11) | 0.0288 | |
C123 | 0.6611 (2) | 0.98605 (18) | 0.01499 (10) | 0.0289 | |
C124 | 0.6161 (2) | 1.06568 (18) | 0.03757 (10) | 0.0281 | |
C125 | 0.57791 (19) | 1.06006 (16) | 0.09211 (10) | 0.0223 | |
C201 | 0.59004 (16) | 0.84982 (14) | 0.41713 (9) | 0.0150 | |
N202 | 0.51528 (13) | 0.90998 (12) | 0.39390 (8) | 0.0157 | |
N203 | 0.42040 (14) | 0.90721 (13) | 0.41716 (8) | 0.0193 | |
C204 | 0.34919 (17) | 0.96989 (16) | 0.39193 (10) | 0.0189 | |
S205 | 0.35673 (4) | 1.05422 (4) | 0.33664 (3) | 0.0213 | |
S206 | 0.22568 (5) | 0.96742 (5) | 0.41839 (3) | 0.0309 | |
C207 | 0.2312 (2) | 0.85102 (19) | 0.45623 (11) | 0.0322 | |
C208 | 0.22822 (18) | 0.76718 (18) | 0.41302 (11) | 0.0276 | |
C209 | 0.14642 (19) | 0.7582 (2) | 0.36166 (12) | 0.0346 | |
C210 | 0.1418 (2) | 0.6803 (2) | 0.32314 (12) | 0.0394 | |
C211 | 0.2202 (2) | 0.6104 (2) | 0.33423 (13) | 0.0409 | |
C212 | 0.3031 (2) | 0.61924 (19) | 0.38429 (13) | 0.0391 | |
C213 | 0.3062 (2) | 0.69618 (18) | 0.42340 (11) | 0.0310 | |
C214 | 0.68809 (17) | 0.85023 (14) | 0.38898 (9) | 0.0155 | |
N215 | 0.67706 (14) | 0.89154 (12) | 0.33326 (8) | 0.0163 | |
C216 | 0.76099 (17) | 0.88769 (15) | 0.30420 (10) | 0.0192 | |
C217 | 0.85827 (18) | 0.84506 (16) | 0.32896 (10) | 0.0220 | |
C218 | 0.87086 (17) | 0.80787 (15) | 0.38733 (10) | 0.0208 | |
C219 | 0.78445 (17) | 0.81014 (15) | 0.41769 (10) | 0.0192 | |
C220 | 0.58100 (16) | 0.77931 (15) | 0.46577 (9) | 0.0157 | |
C221 | 0.59856 (18) | 0.68281 (16) | 0.45448 (10) | 0.0204 | |
C222 | 0.58656 (19) | 0.61414 (16) | 0.49780 (11) | 0.0245 | |
C223 | 0.55935 (19) | 0.64118 (17) | 0.55269 (10) | 0.0260 | |
C224 | 0.54377 (18) | 0.73704 (17) | 0.56474 (10) | 0.0237 | |
C225 | 0.55425 (17) | 0.80586 (16) | 0.52144 (9) | 0.0189 | |
C301 | 0.5638 (2) | 0.54258 (19) | 0.08460 (13) | 0.0421 | |
C302 | 0.5150 (2) | 0.63022 (19) | 0.05801 (11) | 0.0308 | |
N303 | 0.4777 (2) | 0.69814 (17) | 0.03609 (10) | 0.0421 | |
H1071 | 0.9213 | 1.2132 | 0.2111 | 0.0279* | |
H1072 | 0.8069 | 1.1671 | 0.1809 | 0.0280* | |
H1091 | 1.0597 | 1.0995 | 0.2750 | 0.0331* | |
H1101 | 1.1443 | 0.9511 | 0.2701 | 0.0389* | |
H1111 | 1.0583 | 0.8288 | 0.2094 | 0.0346* | |
H1121 | 0.8877 | 0.8560 | 0.1500 | 0.0322* | |
H1131 | 0.8041 | 1.0054 | 0.1510 | 0.0267* | |
H1161 | 0.3528 | 0.8199 | 0.3002 | 0.0264* | |
H1171 | 0.2530 | 0.7272 | 0.2224 | 0.0297* | |
H1181 | 0.2835 | 0.7452 | 0.1212 | 0.0328* | |
H1191 | 0.4138 | 0.8567 | 0.1019 | 0.0273* | |
H1211 | 0.6288 | 0.8342 | 0.1222 | 0.0266* | |
H1221 | 0.6965 | 0.8447 | 0.0307 | 0.0360* | |
H1231 | 0.6890 | 0.9897 | −0.0220 | 0.0349* | |
H1241 | 0.6106 | 1.1255 | 0.0160 | 0.0344* | |
H1251 | 0.5479 | 1.1150 | 0.1079 | 0.0278* | |
H2071 | 0.2968 | 0.8479 | 0.4886 | 0.0407* | |
H2072 | 0.1655 | 0.8490 | 0.4758 | 0.0406* | |
H2091 | 0.0920 | 0.8079 | 0.3527 | 0.0422* | |
H2101 | 0.0845 | 0.6752 | 0.2897 | 0.0485* | |
H2111 | 0.2179 | 0.5566 | 0.3074 | 0.0489* | |
H2121 | 0.3592 | 0.5728 | 0.3916 | 0.0497* | |
H2131 | 0.3634 | 0.7018 | 0.4592 | 0.0396* | |
H2161 | 0.7536 | 0.9149 | 0.2645 | 0.0237* | |
H2171 | 0.9146 | 0.8431 | 0.3063 | 0.0266* | |
H2181 | 0.9384 | 0.7810 | 0.4067 | 0.0256* | |
H2191 | 0.7890 | 0.7845 | 0.4586 | 0.0233* | |
H2211 | 0.6186 | 0.6641 | 0.4165 | 0.0255* | |
H2221 | 0.5970 | 0.5479 | 0.4891 | 0.0300* | |
H2231 | 0.5512 | 0.5940 | 0.5829 | 0.0323* | |
H2241 | 0.5264 | 0.7553 | 0.6038 | 0.0282* | |
H2251 | 0.5427 | 0.8719 | 0.5299 | 0.0240* | |
H3012 | 0.5394 | 0.5297 | 0.1234 | 0.0643* | |
H3011 | 0.6406 | 0.5507 | 0.0906 | 0.0637* | |
H3013 | 0.5432 | 0.4920 | 0.0566 | 0.0642* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Zn1 | 0.01798 (13) | 0.01668 (12) | 0.01312 (12) | 0.00072 (10) | 0.00433 (10) | 0.00122 (10) |
C101 | 0.0149 (10) | 0.0139 (10) | 0.0156 (10) | 0.0010 (8) | 0.0004 (8) | 0.0023 (8) |
N102 | 0.0142 (8) | 0.0126 (8) | 0.0155 (8) | −0.0019 (7) | −0.0003 (7) | 0.0011 (7) |
N103 | 0.0180 (9) | 0.0146 (9) | 0.0167 (9) | −0.0030 (7) | 0.0022 (7) | 0.0005 (7) |
C104 | 0.0204 (11) | 0.0111 (10) | 0.0189 (11) | 0.0026 (8) | 0.0023 (9) | 0.0022 (8) |
S105 | 0.0278 (3) | 0.0216 (3) | 0.0190 (3) | −0.0035 (2) | 0.0079 (2) | −0.0067 (2) |
S106 | 0.0242 (3) | 0.0198 (3) | 0.0209 (3) | −0.0079 (2) | 0.0026 (2) | −0.0038 (2) |
C107 | 0.0239 (12) | 0.0229 (12) | 0.0221 (11) | −0.0070 (10) | 0.0060 (10) | 0.0035 (9) |
C108 | 0.0207 (11) | 0.0233 (12) | 0.0178 (11) | −0.0053 (9) | 0.0077 (9) | 0.0037 (9) |
C109 | 0.0259 (12) | 0.0316 (13) | 0.0232 (12) | −0.0078 (11) | 0.0029 (10) | −0.0008 (10) |
C110 | 0.0218 (12) | 0.0416 (15) | 0.0280 (13) | 0.0016 (11) | 0.0032 (11) | 0.0045 (11) |
C111 | 0.0287 (13) | 0.0325 (14) | 0.0241 (12) | 0.0064 (11) | 0.0113 (11) | 0.0029 (10) |
C112 | 0.0284 (13) | 0.0291 (13) | 0.0215 (12) | −0.0023 (11) | 0.0101 (10) | −0.0046 (10) |
C113 | 0.0178 (11) | 0.0282 (12) | 0.0181 (11) | −0.0031 (9) | 0.0044 (9) | −0.0012 (9) |
C114 | 0.0156 (10) | 0.0150 (10) | 0.0166 (10) | 0.0012 (8) | 0.0009 (9) | −0.0003 (8) |
N115 | 0.0180 (9) | 0.0168 (9) | 0.0178 (9) | −0.0003 (7) | 0.0050 (8) | −0.0008 (7) |
C116 | 0.0220 (11) | 0.0205 (11) | 0.0227 (11) | −0.0017 (9) | 0.0098 (10) | −0.0003 (9) |
C117 | 0.0195 (11) | 0.0230 (12) | 0.0333 (13) | −0.0069 (10) | 0.0091 (10) | −0.0027 (10) |
C118 | 0.0226 (12) | 0.0273 (12) | 0.0283 (13) | −0.0085 (10) | 0.0019 (11) | −0.0059 (10) |
C119 | 0.0224 (11) | 0.0243 (12) | 0.0190 (11) | −0.0057 (10) | 0.0031 (10) | −0.0012 (9) |
C120 | 0.0163 (10) | 0.0204 (11) | 0.0128 (10) | −0.0057 (9) | −0.0007 (8) | −0.0006 (8) |
C121 | 0.0255 (12) | 0.0211 (11) | 0.0185 (11) | −0.0004 (9) | 0.0031 (10) | −0.0003 (9) |
C122 | 0.0303 (13) | 0.0330 (14) | 0.0243 (12) | −0.0030 (11) | 0.0082 (11) | −0.0088 (11) |
C123 | 0.0296 (13) | 0.0420 (15) | 0.0164 (11) | −0.0131 (12) | 0.0077 (10) | −0.0047 (11) |
C124 | 0.0373 (14) | 0.0281 (13) | 0.0182 (11) | −0.0119 (11) | 0.0035 (11) | 0.0046 (10) |
C125 | 0.0290 (12) | 0.0214 (11) | 0.0156 (11) | −0.0047 (10) | 0.0021 (10) | −0.0004 (9) |
C201 | 0.0161 (10) | 0.0152 (10) | 0.0137 (10) | −0.0003 (8) | 0.0028 (9) | −0.0009 (8) |
N202 | 0.0144 (8) | 0.0188 (9) | 0.0151 (9) | 0.0016 (7) | 0.0056 (7) | −0.0001 (7) |
N203 | 0.0153 (9) | 0.0253 (10) | 0.0192 (9) | 0.0040 (8) | 0.0083 (8) | 0.0017 (8) |
C204 | 0.0176 (10) | 0.0238 (11) | 0.0164 (10) | 0.0037 (9) | 0.0058 (9) | −0.0041 (9) |
S205 | 0.0210 (3) | 0.0203 (3) | 0.0225 (3) | 0.0064 (2) | 0.0035 (2) | 0.0022 (2) |
S206 | 0.0202 (3) | 0.0392 (4) | 0.0365 (3) | 0.0097 (3) | 0.0140 (3) | 0.0043 (3) |
C207 | 0.0254 (13) | 0.0447 (16) | 0.0299 (13) | 0.0013 (12) | 0.0136 (11) | 0.0072 (12) |
C208 | 0.0206 (12) | 0.0377 (14) | 0.0267 (12) | −0.0046 (11) | 0.0101 (10) | 0.0079 (11) |
C209 | 0.0185 (12) | 0.0499 (17) | 0.0352 (14) | −0.0056 (12) | 0.0048 (11) | 0.0121 (13) |
C210 | 0.0319 (15) | 0.0522 (18) | 0.0321 (14) | −0.0204 (14) | 0.0006 (12) | 0.0077 (13) |
C211 | 0.0484 (17) | 0.0385 (16) | 0.0355 (15) | −0.0211 (14) | 0.0063 (14) | 0.0019 (12) |
C212 | 0.0406 (16) | 0.0307 (14) | 0.0448 (16) | −0.0017 (12) | 0.0051 (14) | 0.0070 (12) |
C213 | 0.0270 (13) | 0.0353 (14) | 0.0298 (13) | −0.0052 (11) | 0.0028 (11) | 0.0077 (11) |
C214 | 0.0160 (10) | 0.0133 (10) | 0.0177 (10) | 0.0007 (8) | 0.0047 (9) | −0.0003 (8) |
N215 | 0.0184 (9) | 0.0145 (9) | 0.0159 (9) | 0.0017 (7) | 0.0029 (8) | 0.0022 (7) |
C216 | 0.0216 (11) | 0.0183 (11) | 0.0200 (11) | 0.0002 (9) | 0.0098 (9) | 0.0024 (9) |
C217 | 0.0183 (11) | 0.0235 (12) | 0.0263 (12) | 0.0019 (9) | 0.0094 (10) | 0.0000 (10) |
C218 | 0.0146 (10) | 0.0190 (11) | 0.0286 (12) | 0.0032 (9) | 0.0033 (10) | 0.0020 (9) |
C219 | 0.0193 (11) | 0.0200 (11) | 0.0184 (11) | −0.0004 (9) | 0.0037 (9) | 0.0031 (9) |
C220 | 0.0119 (10) | 0.0192 (10) | 0.0161 (10) | 0.0022 (8) | 0.0027 (8) | 0.0030 (8) |
C221 | 0.0215 (11) | 0.0228 (11) | 0.0187 (11) | 0.0015 (9) | 0.0085 (10) | −0.0004 (9) |
C222 | 0.0295 (13) | 0.0168 (11) | 0.0295 (12) | 0.0035 (10) | 0.0114 (11) | 0.0027 (9) |
C223 | 0.0283 (12) | 0.0268 (12) | 0.0245 (12) | 0.0029 (10) | 0.0089 (11) | 0.0099 (10) |
C224 | 0.0274 (12) | 0.0286 (12) | 0.0166 (11) | 0.0044 (10) | 0.0083 (10) | 0.0022 (9) |
C225 | 0.0184 (11) | 0.0206 (11) | 0.0176 (11) | 0.0024 (9) | 0.0030 (9) | 0.0000 (9) |
C301 | 0.0438 (17) | 0.0337 (15) | 0.0425 (16) | 0.0025 (13) | −0.0089 (14) | −0.0034 (13) |
C302 | 0.0297 (13) | 0.0346 (14) | 0.0253 (13) | −0.0064 (12) | −0.0024 (11) | −0.0048 (11) |
N303 | 0.0498 (15) | 0.0334 (13) | 0.0372 (13) | −0.0009 (11) | −0.0082 (12) | −0.0027 (11) |
Zn1—N102 | 2.1346 (17) | C201—N202 | 1.299 (3) |
Zn1—S105 | 2.4403 (6) | C201—C214 | 1.481 (3) |
Zn1—N115 | 2.2288 (17) | C201—C220 | 1.483 (3) |
Zn1—N202 | 2.1160 (17) | N202—N203 | 1.385 (2) |
Zn1—S205 | 2.4516 (6) | N203—C204 | 1.306 (3) |
Zn1—N215 | 2.3188 (17) | C204—S205 | 1.719 (2) |
C101—N102 | 1.297 (3) | C204—S206 | 1.760 (2) |
C101—C114 | 1.484 (3) | S206—C207 | 1.829 (3) |
C101—C120 | 1.484 (3) | C207—C208 | 1.512 (4) |
N102—N103 | 1.387 (2) | C207—H2071 | 0.994 |
N103—C104 | 1.316 (3) | C207—H2072 | 1.002 |
C104—S105 | 1.722 (2) | C208—C209 | 1.397 (3) |
C104—S106 | 1.753 (2) | C208—C213 | 1.387 (3) |
S106—C107 | 1.825 (2) | C209—C210 | 1.382 (4) |
C107—C108 | 1.504 (3) | C209—H2091 | 0.971 |
C107—H1071 | 0.984 | C210—C211 | 1.381 (4) |
C107—H1072 | 0.982 | C210—H2101 | 0.939 |
C108—C109 | 1.392 (3) | C211—C212 | 1.386 (4) |
C108—C113 | 1.391 (3) | C211—H2111 | 0.957 |
C109—C110 | 1.380 (4) | C212—C213 | 1.380 (4) |
C109—H1091 | 0.960 | C212—H2121 | 0.952 |
C110—C111 | 1.387 (3) | C213—H2131 | 0.974 |
C110—H1101 | 0.940 | C214—N215 | 1.350 (3) |
C111—C112 | 1.382 (3) | C214—C219 | 1.383 (3) |
C111—H1111 | 0.960 | N215—C216 | 1.335 (3) |
C112—C113 | 1.389 (3) | C216—C217 | 1.384 (3) |
C112—H1121 | 0.952 | C216—H2161 | 0.949 |
C113—H1131 | 0.967 | C217—C218 | 1.379 (3) |
C114—N115 | 1.352 (3) | C217—H2171 | 0.942 |
C114—C119 | 1.390 (3) | C218—C219 | 1.380 (3) |
N115—C116 | 1.337 (3) | C218—H2181 | 0.958 |
C116—C117 | 1.383 (3) | C219—H2191 | 0.970 |
C116—H1161 | 0.961 | C220—C221 | 1.399 (3) |
C117—C118 | 1.381 (3) | C220—C225 | 1.390 (3) |
C117—H1171 | 0.950 | C221—C222 | 1.388 (3) |
C118—C119 | 1.386 (3) | C221—H2211 | 0.960 |
C118—H1181 | 0.952 | C222—C223 | 1.378 (3) |
C119—H1191 | 0.954 | C222—H2221 | 0.961 |
C120—C121 | 1.390 (3) | C223—C224 | 1.389 (3) |
C120—C125 | 1.392 (3) | C223—H2231 | 0.959 |
C121—C122 | 1.390 (3) | C224—C225 | 1.385 (3) |
C121—H1211 | 0.962 | C224—H2241 | 0.967 |
C122—C123 | 1.382 (3) | C225—H2251 | 0.961 |
C122—H1221 | 0.964 | C301—C302 | 1.449 (4) |
C123—C124 | 1.385 (3) | C301—H3012 | 0.983 |
C123—H1231 | 0.951 | C301—H3011 | 0.958 |
C124—C125 | 1.384 (3) | C301—H3013 | 0.947 |
C124—H1241 | 0.962 | C302—N303 | 1.131 (3) |
C125—H1251 | 0.951 | ||
N102—Zn1—S105 | 80.19 (5) | C120—C125—C124 | 120.4 (2) |
N102—Zn1—N115 | 74.11 (6) | C120—C125—H1251 | 119.5 |
S105—Zn1—N115 | 154.15 (5) | C124—C125—H1251 | 120.0 |
N102—Zn1—N202 | 155.73 (7) | N202—C201—C214 | 115.42 (18) |
S105—Zn1—N202 | 109.70 (5) | N202—C201—C220 | 125.14 (19) |
N115—Zn1—N202 | 95.14 (6) | C214—C201—C220 | 119.33 (17) |
N102—Zn1—S205 | 120.54 (5) | Zn1—N202—C201 | 121.37 (14) |
S105—Zn1—S205 | 100.33 (2) | Zn1—N202—N203 | 121.48 (13) |
N115—Zn1—S205 | 90.52 (5) | C201—N202—N203 | 116.47 (17) |
N202—Zn1—S205 | 80.43 (5) | N202—N203—C204 | 113.11 (17) |
N102—Zn1—N215 | 84.94 (6) | N203—C204—S205 | 130.23 (17) |
S105—Zn1—N215 | 90.04 (5) | N203—C204—S206 | 115.02 (16) |
N115—Zn1—N215 | 90.39 (6) | S205—C204—S206 | 114.75 (12) |
N202—Zn1—N215 | 73.24 (6) | C204—S205—Zn1 | 93.26 (7) |
S205—Zn1—N215 | 153.63 (5) | C204—S206—C207 | 102.05 (11) |
N102—C101—C114 | 114.98 (18) | S206—C207—C208 | 113.92 (17) |
N102—C101—C120 | 124.71 (19) | S206—C207—H2071 | 109.2 |
C114—C101—C120 | 120.29 (17) | C208—C207—H2071 | 110.3 |
Zn1—N102—C101 | 120.13 (14) | S206—C207—H2072 | 105.1 |
Zn1—N102—N103 | 120.93 (12) | C208—C207—H2072 | 109.0 |
C101—N102—N103 | 117.09 (17) | H2071—C207—H2072 | 109.1 |
N102—N103—C104 | 112.46 (17) | C207—C208—C209 | 121.2 (2) |
N103—C104—S105 | 130.01 (17) | C207—C208—C213 | 121.0 (2) |
N103—C104—S106 | 116.92 (16) | C209—C208—C213 | 117.8 (2) |
S105—C104—S106 | 113.05 (12) | C208—C209—C210 | 121.2 (3) |
C104—S105—Zn1 | 93.14 (7) | C208—C209—H2091 | 119.4 |
C104—S106—C107 | 104.51 (10) | C210—C209—H2091 | 119.4 |
S106—C107—C108 | 114.49 (15) | C209—C210—C211 | 120.1 (3) |
S106—C107—H1071 | 104.6 | C209—C210—H2101 | 119.3 |
C108—C107—H1071 | 109.2 | C211—C210—H2101 | 120.7 |
S106—C107—H1072 | 107.6 | C210—C211—C212 | 119.3 (3) |
C108—C107—H1072 | 110.7 | C210—C211—H2111 | 120.4 |
H1071—C107—H1072 | 110.1 | C212—C211—H2111 | 120.2 |
C107—C108—C109 | 121.4 (2) | C211—C212—C213 | 120.4 (3) |
C107—C108—C113 | 120.2 (2) | C211—C212—H2121 | 120.2 |
C109—C108—C113 | 118.4 (2) | C213—C212—H2121 | 119.3 |
C108—C109—C110 | 121.0 (2) | C208—C213—C212 | 121.1 (2) |
C108—C109—H1091 | 119.2 | C208—C213—H2131 | 118.3 |
C110—C109—H1091 | 119.8 | C212—C213—H2131 | 120.6 |
C109—C110—C111 | 120.0 (2) | C201—C214—N215 | 115.68 (18) |
C109—C110—H1101 | 121.3 | C201—C214—C219 | 122.15 (19) |
C111—C110—H1101 | 118.7 | N215—C214—C219 | 122.17 (19) |
C110—C111—C112 | 119.8 (2) | Zn1—N215—C214 | 111.17 (13) |
C110—C111—H1111 | 120.4 | Zn1—N215—C216 | 128.93 (14) |
C112—C111—H1111 | 119.9 | C214—N215—C216 | 117.82 (18) |
C111—C112—C113 | 120.0 (2) | N215—C216—C217 | 123.1 (2) |
C111—C112—H1121 | 120.3 | N215—C216—H2161 | 118.6 |
C113—C112—H1121 | 119.7 | C217—C216—H2161 | 118.3 |
C108—C113—C112 | 120.7 (2) | C216—C217—C218 | 118.6 (2) |
C108—C113—H1131 | 119.3 | C216—C217—H2171 | 119.8 |
C112—C113—H1131 | 120.0 | C218—C217—H2171 | 121.5 |
C101—C114—N115 | 115.93 (18) | C217—C218—C219 | 118.9 (2) |
C101—C114—C119 | 122.40 (19) | C217—C218—H2181 | 120.8 |
N115—C114—C119 | 121.67 (19) | C219—C218—H2181 | 120.3 |
Zn1—N115—C114 | 114.19 (13) | C214—C219—C218 | 119.2 (2) |
Zn1—N115—C116 | 126.82 (14) | C214—C219—H2191 | 118.7 |
C114—N115—C116 | 118.53 (18) | C218—C219—H2191 | 122.1 |
N115—C116—C117 | 122.9 (2) | C201—C220—C221 | 118.48 (18) |
N115—C116—H1161 | 116.8 | C201—C220—C225 | 122.21 (19) |
C117—C116—H1161 | 120.3 | C221—C220—C225 | 119.30 (19) |
C116—C117—C118 | 118.6 (2) | C220—C221—C222 | 120.3 (2) |
C116—C117—H1171 | 119.5 | C220—C221—H2211 | 119.8 |
C118—C117—H1171 | 121.8 | C222—C221—H2211 | 119.9 |
C117—C118—C119 | 119.2 (2) | C221—C222—C223 | 119.9 (2) |
C117—C118—H1181 | 120.2 | C221—C222—H2221 | 119.6 |
C119—C118—H1181 | 120.6 | C223—C222—H2221 | 120.5 |
C114—C119—C118 | 119.1 (2) | C222—C223—C224 | 120.1 (2) |
C114—C119—H1191 | 120.1 | C222—C223—H2231 | 120.3 |
C118—C119—H1191 | 120.9 | C224—C223—H2231 | 119.6 |
C101—C120—C121 | 120.65 (19) | C223—C224—C225 | 120.3 (2) |
C101—C120—C125 | 120.0 (2) | C223—C224—H2241 | 119.4 |
C121—C120—C125 | 119.3 (2) | C225—C224—H2241 | 120.3 |
C120—C121—C122 | 120.0 (2) | C220—C225—C224 | 120.1 (2) |
C120—C121—H1211 | 119.9 | C220—C225—H2251 | 120.1 |
C122—C121—H1211 | 120.0 | C224—C225—H2251 | 119.8 |
C121—C122—C123 | 120.3 (2) | C302—C301—H3012 | 109.6 |
C121—C122—H1221 | 119.5 | C302—C301—H3011 | 107.4 |
C123—C122—H1221 | 120.2 | H3012—C301—H3011 | 111.6 |
C122—C123—C124 | 119.9 (2) | C302—C301—H3013 | 108.6 |
C122—C123—H1231 | 119.5 | H3012—C301—H3013 | 110.3 |
C124—C123—H1231 | 120.6 | H3011—C301—H3013 | 109.2 |
C123—C124—C125 | 120.0 (2) | C301—C302—N303 | 178.5 (3) |
C123—C124—H1241 | 121.2 | C301—C302—N303 | 178.5 (3) |
C125—C124—H1241 | 118.8 | C301—C302—N303 | 178.5 (3) |
Experimental details
Crystal data | |
Chemical formula | [Zn(C20H16N3S2)2]·C2H3N |
Mr | 831.43 |
Crystal system, space group | Monoclinic, P21/n |
Temperature (K) | 150 |
a, b, c (Å) | 12.5918 (3), 14.0025 (3), 22.2129 (5) |
β (°) | 100.429 (2) |
V (Å3) | 3851.79 (14) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.90 |
Crystal size (mm) | 0.27 × 0.18 × 0.04 |
Data collection | |
Diffractometer | Oxford Diffraction Gemini CCD |
Absorption correction | Multi-scan (CrysAlis PRO; Agilent, 2011) |
Tmin, Tmax | 0.85, 0.96 |
No. of measured, independent and observed [I > 2.0σ(I)] reflections | 17196, 8678, 7022 |
Rint | 0.032 |
(sin θ/λ)max (Å−1) | 0.679 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.038, 0.081, 0.99 |
No. of reflections | 8677 |
No. of parameters | 487 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.63, −0.56 |
Computer programs: CrysAlis CCD (Oxford Diffraction, 2006), CrysAlis PRO (Agilent, 2011), SIR92 (Altomare et al., 1994), CRYSTALS (Betteridge et al., 2003), CAMERON (Watkin et al., 1996).
Zn1—N102 | 2.1346 (17) | Zn1—N202 | 2.1160 (17) |
Zn1—S105 | 2.4403 (6) | Zn1—S205 | 2.4516 (6) |
Zn1—N115 | 2.2288 (17) | Zn1—N215 | 2.3188 (17) |
Acknowledgements
Support for this project came from Universiti Putra Malaysia (UPM) under the research University Grant Scheme (RUGS No. 05–01-11–1243RU) and the Malaysian Fundamental Research Grant Scheme (FRGS No: 01–03-11–986FR). SAO wishes to thank UPM for a Graduate Research Fellowship award.
References
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
The title compound was preferentially formed during the synthesis of the tridentate Schiff base with zinc saccharinate, by eliminating the saccharinate anion and instead coordinating one metal ion with two tridentate deprotonated Schiff base moieties. Background on the coordination chemistry of hydrazine carbodithioates is given by Ravoof et al. (2010). Similar Cu(II) complexes have been previously synthesized by Hossain et al. (1996).
There is one independent molecule in the asymmetric unit which contains the ZnII ion coordinated to two tridentate Schiff bases via the pyridyl nitrogen (N115, N215), azomethine nitrogen (N102, N202) and thiolate sulfur (S105, S205) atoms (Fig. 1). A solvent acetonitrile molecule in also present in the lattice. The coordination of the metal ion is distorted octahedral with equatorial angles ranging from 73.24 (6)° to 120.54 (5)°. The angle between the planes containing the atoms of the tridentate chelating rings is 83.65 (5). The planes containing the benzyl rings attached to the sulfur atom on both Schiff bases are almost parallel to each other with an angle of 16.41 (10). Similarly, the benzyl rings on the ketone moiety of the two Schiff bases are also almost parallel with an angle of 11.69 (9)°. However, the pyridine rings of the ketone moiety of the two Schiff bases are at an angle of 66.52 (10)°.
The packing diagram viewed along the b axis shows an arrangement where the benzyl ring of the ketone moiety of Schiff base 2 are arranged in such a way that it is facing each other between molecules. The crystal packing is consolidated by weak C—H···N hydrogen bonding interactions (Table 2).
For related structures, see: Hossain et al. (1996); Ravoof et al. (2010); Paulus et al. (2011).