organic compounds
2-[(E)-2-(Nitromethylidene)imidazolidin-1-yl]ethanol
aShandong Provincial Key Laboratory of Fluorine Chemistry and Chemical Materials, School of Chemistry and Chemical Engineering, University of Jinan, People's Republic of China
*Correspondence e-mail: chm_lidm@ujn.edu.cn
In the title compound, C6H11N3O3, the imidazolidine NH group is involved in a three-center N—H⋯O hydrogen bond, with intramolecular and intermolecular branches, to the nitro group O atoms. The centrosymmetric dimers that are formed are further connected by O—H⋯O hydrogen bonds between the hydroxy and nitro groups into a two-dimensional polymeric structure extending parallel to (101).
Related literature
For related structures, see: Tian et al. (2010); Li et al. (2010). For background to neonicotinoid insecticides, see: Ohno et al. (2009); Jeschke & Nauen (2008).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2005); cell SAINT (Bruker, 2005); data reduction: SAINT; program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: WinGX (Farrugia, 1999).
Supporting information
https://doi.org/10.1107/S1600536810039280/gk2305sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536810039280/gk2305Isup2.hkl
A solution of 2-(2-aminoethylamino)ethanol (2 mmol), and 1,1-bis(thiomethyl)-2-nitroethylene (2 mmol) in 30 ml of ethanol was refluxed for 8 h and then cooled to room temperature. Evaporation under reduced pressure gave the title product after purifiction by flash
Single crystals suitable for X-ray analysis were obtained by slow evaporation of a solution of dichloromethane and ethyl acetate of the title compound.All H atoms were placed in their calculated positions and then refined using riding model with C—H = 0.93–0.97 Å, O—H = 0.82 Å , N—H = 0.86 Å and Uiso(H) = 1.2 Ueq(C,N) or Uiso(H) = 1.5 Ueq(O).
Compared with conventional insecticides, nicotinoid insecticides have rapidly grown and become an important chemical class of insecticides in recent years because of their novel structure and mode of action (Ohno et al., 2009 and Jeschke et al., 2008). Here, we have synthesized a new compound by introducing an oxygen atom into the lead struture instead of nitrogen atom.
The structure of the title compound is shown in Fig. 1 with the atom-numbering scheme. The title compound is homolog of (E)-1-(2,2-dimethoxyethyl)-2-(nitromethylene)imidazolidine (Li et al., 2010). The imidazolidine ring is close to planar (r.m.s. deviation = 0.006 Å). Intramolecular H-bonding of N–H···O type exists and completes an S(6) ring motif. The packing of the molecules is stabilized by N–H···O and O–H···O hydrogen bonds and van der Waal's forces.
For related structures, see: Tian et al. (2010); Li et al. (2010). For background to neonicotinoid insecticides, see: Ohno et al. (2009); Jeschke et al. (2008).
Data collection: APEX2 (Bruker, 2005); cell
SAINT (Bruker, 2005); data reduction: SAINT (Bruker, 2005); program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: WinGX (Farrugia, 1999).C6H11N3O3 | F(000) = 368 |
Mr = 173.18 | Dx = 1.478 Mg m−3 |
Monoclinic, P21/n | Mo Kα radiation, λ = 0.7107 Å |
Hall symbol: -P 2yn | Cell parameters from 2585 reflections |
a = 6.9422 (2) Å | θ = 3.2–28.8° |
b = 8.7142 (3) Å | µ = 0.12 mm−1 |
c = 12.9698 (4) Å | T = 293 K |
β = 94.153 (3)° | Prism, colourless |
V = 782.55 (4) Å3 | 0.31 × 0.29 × 0.25 mm |
Z = 4 |
Bruker APEXII CCD diffractometer | 1539 independent reflections |
Radiation source: fine-focus sealed tube | 1186 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.017 |
Detector resolution: 16.0355 pixels mm-1 | θmax = 26.0°, θmin = 3.2° |
ω scans | h = −8→8 |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | k = −10→10 |
Tmin = 0.967, Tmax = 1.0 | l = −15→15 |
4832 measured reflections |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Secondary atom site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.038 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.108 | H-atom parameters constrained |
S = 1.11 | w = 1/[σ2(Fo2) + (0.0606P)2 + 0.045P] where P = (Fo2 + 2Fc2)/3 |
1539 reflections | (Δ/σ)max < 0.001 |
110 parameters | Δρmax = 0.17 e Å−3 |
0 restraints | Δρmin = −0.17 e Å−3 |
C6H11N3O3 | V = 782.55 (4) Å3 |
Mr = 173.18 | Z = 4 |
Monoclinic, P21/n | Mo Kα radiation |
a = 6.9422 (2) Å | µ = 0.12 mm−1 |
b = 8.7142 (3) Å | T = 293 K |
c = 12.9698 (4) Å | 0.31 × 0.29 × 0.25 mm |
β = 94.153 (3)° |
Bruker APEXII CCD diffractometer | 1539 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | 1186 reflections with I > 2σ(I) |
Tmin = 0.967, Tmax = 1.0 | Rint = 0.017 |
4832 measured reflections |
R[F2 > 2σ(F2)] = 0.038 | 0 restraints |
wR(F2) = 0.108 | H-atom parameters constrained |
S = 1.11 | Δρmax = 0.17 e Å−3 |
1539 reflections | Δρmin = −0.17 e Å−3 |
110 parameters |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
x | y | z | Uiso*/Ueq | ||
C1 | 0.7352 (2) | 0.66673 (18) | 0.73309 (13) | 0.0428 (4) | |
H1A | 0.7010 | 0.7696 | 0.7099 | 0.051* | |
H1B | 0.8709 | 0.6509 | 0.7230 | 0.051* | |
C2 | 0.70406 (19) | 0.65267 (18) | 0.84644 (12) | 0.0387 (4) | |
H2A | 0.7338 | 0.5485 | 0.8687 | 0.046* | |
H2B | 0.7932 | 0.7207 | 0.8851 | 0.046* | |
C3 | 0.4516 (2) | 0.84632 (17) | 0.89333 (14) | 0.0481 (4) | |
H3A | 0.4536 | 0.9106 | 0.8324 | 0.058* | |
H3B | 0.5364 | 0.8904 | 0.9483 | 0.058* | |
C4 | 0.2490 (3) | 0.82924 (18) | 0.92650 (15) | 0.0519 (5) | |
H4A | 0.1570 | 0.8840 | 0.8802 | 0.062* | |
H4B | 0.2396 | 0.8668 | 0.9964 | 0.062* | |
C5 | 0.36609 (19) | 0.59107 (16) | 0.88760 (10) | 0.0296 (3) | |
C6 | 0.3790 (2) | 0.43186 (17) | 0.87112 (11) | 0.0358 (4) | |
H6 | 0.4933 | 0.3920 | 0.8490 | 0.043* | |
N1 | 0.50847 (16) | 0.68944 (13) | 0.87087 (9) | 0.0336 (3) | |
N2 | 0.21646 (17) | 0.66554 (14) | 0.92072 (10) | 0.0403 (3) | |
H2 | 0.1119 | 0.6216 | 0.9370 | 0.048* | |
N3 | 0.23318 (18) | 0.33545 (14) | 0.88605 (10) | 0.0371 (3) | |
O1 | 0.62388 (16) | 0.55935 (12) | 0.67291 (8) | 0.0481 (3) | |
H1 | 0.5161 | 0.5949 | 0.6580 | 0.072* | |
O2 | 0.07390 (15) | 0.38210 (13) | 0.91700 (9) | 0.0480 (3) | |
O3 | 0.25342 (18) | 0.19348 (13) | 0.86750 (10) | 0.0580 (4) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0326 (8) | 0.0405 (9) | 0.0571 (10) | −0.0014 (6) | 0.0154 (7) | 0.0017 (7) |
C2 | 0.0258 (7) | 0.0403 (9) | 0.0499 (9) | −0.0013 (6) | 0.0021 (6) | −0.0009 (7) |
C3 | 0.0482 (10) | 0.0322 (9) | 0.0651 (11) | −0.0019 (7) | 0.0120 (8) | −0.0064 (7) |
C4 | 0.0552 (11) | 0.0338 (9) | 0.0689 (12) | 0.0060 (7) | 0.0210 (9) | −0.0038 (7) |
C5 | 0.0292 (7) | 0.0324 (8) | 0.0274 (7) | 0.0016 (6) | 0.0026 (5) | 0.0012 (5) |
C6 | 0.0303 (8) | 0.0324 (8) | 0.0454 (8) | 0.0010 (6) | 0.0077 (6) | −0.0015 (6) |
N1 | 0.0319 (6) | 0.0298 (7) | 0.0399 (7) | −0.0019 (5) | 0.0087 (5) | −0.0032 (5) |
N2 | 0.0329 (7) | 0.0329 (7) | 0.0568 (8) | 0.0031 (5) | 0.0162 (6) | −0.0007 (5) |
N3 | 0.0389 (7) | 0.0323 (7) | 0.0400 (7) | −0.0019 (5) | 0.0023 (5) | −0.0002 (5) |
O1 | 0.0507 (7) | 0.0442 (7) | 0.0502 (7) | 0.0038 (5) | 0.0083 (5) | −0.0071 (5) |
O2 | 0.0372 (6) | 0.0480 (7) | 0.0606 (7) | −0.0060 (5) | 0.0163 (5) | −0.0029 (5) |
O3 | 0.0593 (8) | 0.0293 (7) | 0.0858 (9) | −0.0038 (5) | 0.0090 (7) | −0.0056 (6) |
C1—H1A | 0.9700 | C5—C6 | 1.408 (2) |
C1—H1B | 0.9700 | C6—H6 | 0.9300 |
C1—C2 | 1.506 (2) | N1—C2 | 1.4523 (17) |
C2—H2A | 0.9700 | N1—C3 | 1.4582 (19) |
C2—H2B | 0.9700 | N2—H2 | 0.8600 |
C3—H3A | 0.9700 | N2—C4 | 1.445 (2) |
C3—H3B | 0.9700 | N3—O3 | 1.2701 (16) |
C3—C4 | 1.508 (2) | N3—C6 | 1.3406 (18) |
C4—H4B | 0.9700 | O1—H1 | 0.8200 |
C4—H4A | 0.9700 | O1—C1 | 1.4123 (19) |
C5—N1 | 1.3379 (17) | O2—N3 | 1.2702 (15) |
C5—N2 | 1.3227 (17) | ||
C1—O1—H1 | 109.5 | N1—C5—C6 | 123.43 (13) |
C1—C2—H2A | 108.9 | N1—C2—C1 | 113.42 (12) |
C1—C2—H2B | 108.9 | N1—C2—H2A | 108.9 |
H1A—C1—H1B | 107.9 | N1—C2—H2B | 108.9 |
C2—N1—C3 | 121.44 (12) | N1—C3—H3A | 111.0 |
C2—C1—H1A | 109.2 | N1—C3—H3B | 111.0 |
C2—C1—H1B | 109.2 | N1—C3—C4 | 103.67 (12) |
H2A—C2—H2B | 107.7 | N2—C5—N1 | 110.19 (12) |
C3—C4—H4B | 111.1 | N2—C5—C6 | 126.39 (13) |
C3—C4—H4A | 111.1 | N2—C4—C3 | 103.18 (12) |
H3A—C3—H3B | 109.0 | N2—C4—H4B | 111.1 |
C4—N2—H2 | 123.9 | N2—C4—H4A | 111.1 |
C4—C3—H3A | 111.0 | N3—C6—C5 | 122.59 (13) |
C4—C3—H3B | 111.0 | N3—C6—H6 | 118.7 |
H4B—C4—H4A | 109.1 | O1—C1—H1A | 109.2 |
C5—N1—C2 | 127.40 (12) | O1—C1—H1B | 109.2 |
C5—N1—C3 | 110.75 (12) | O1—C1—C2 | 111.96 (12) |
C5—N2—H2 | 123.9 | O2—N3—C6 | 121.94 (12) |
C5—N2—C4 | 112.19 (12) | O3—N3—O2 | 118.84 (12) |
C5—C6—H6 | 118.7 | O3—N3—C6 | 119.21 (13) |
O1—C1—C2—N1 | −64.63 (17) | C2—N1—C3—C4 | −173.37 (14) |
O2—N3—C6—C5 | −0.6 (2) | C3—N1—C2—C1 | −87.91 (16) |
O3—N3—C6—C5 | 178.47 (14) | C5—N1—C2—C1 | 100.19 (16) |
N1—C5—N2—C4 | 1.41 (17) | C5—N1—C3—C4 | −0.24 (17) |
N1—C5—C6—N3 | −178.43 (12) | C5—N2—C4—C3 | −1.48 (19) |
N1—C3—C4—N2 | 0.97 (18) | C6—C5—N1—C2 | −8.2 (2) |
N2—C5—N1—C2 | 171.93 (13) | C6—C5—N1—C3 | 179.16 (14) |
N2—C5—N1—C3 | −0.69 (16) | C6—C5—N2—C4 | −178.44 (14) |
N2—C5—C6—N3 | 1.4 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2···O2i | 0.86 | 2.37 | 3.0463 (16) | 136 |
N2—H2···O2 | 0.86 | 2.12 | 2.6600 (16) | 121 |
O1—H1···O3ii | 0.82 | 2.06 | 2.8814 (16) | 175 |
Symmetry codes: (i) −x, −y+1, −z+2; (ii) −x+1/2, y+1/2, −z+3/2. |
Experimental details
Crystal data | |
Chemical formula | C6H11N3O3 |
Mr | 173.18 |
Crystal system, space group | Monoclinic, P21/n |
Temperature (K) | 293 |
a, b, c (Å) | 6.9422 (2), 8.7142 (3), 12.9698 (4) |
β (°) | 94.153 (3) |
V (Å3) | 782.55 (4) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.12 |
Crystal size (mm) | 0.31 × 0.29 × 0.25 |
Data collection | |
Diffractometer | Bruker APEXII CCD |
Absorption correction | Multi-scan (SADABS; Bruker, 2005) |
Tmin, Tmax | 0.967, 1.0 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 4832, 1539, 1186 |
Rint | 0.017 |
(sin θ/λ)max (Å−1) | 0.617 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.038, 0.108, 1.11 |
No. of reflections | 1539 |
No. of parameters | 110 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.17, −0.17 |
Computer programs: APEX2 (Bruker, 2005), SAINT (Bruker, 2005), SIR97 (Altomare et al., 1999), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008), WinGX (Farrugia, 1999).
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2···O2i | 0.86 | 2.37 | 3.0463 (16) | 136 |
N2—H2···O2 | 0.86 | 2.12 | 2.6600 (16) | 121 |
O1—H1···O3ii | 0.82 | 2.06 | 2.8814 (16) | 175 |
Symmetry codes: (i) −x, −y+1, −z+2; (ii) −x+1/2, y+1/2, −z+3/2. |
Acknowledgements
The authors thank the National Natural Science Foundation of China (grant No. 20902037) and the Doctoral Foundation of University of Jinan (B0542) for financial support.
References
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Compared with conventional insecticides, nicotinoid insecticides have rapidly grown and become an important chemical class of insecticides in recent years because of their novel structure and mode of action (Ohno et al., 2009 and Jeschke et al., 2008). Here, we have synthesized a new compound by introducing an oxygen atom into the lead struture instead of nitrogen atom.
The structure of the title compound is shown in Fig. 1 with the atom-numbering scheme. The title compound is homolog of (E)-1-(2,2-dimethoxyethyl)-2-(nitromethylene)imidazolidine (Li et al., 2010). The imidazolidine ring is close to planar (r.m.s. deviation = 0.006 Å). Intramolecular H-bonding of N–H···O type exists and completes an S(6) ring motif. The packing of the molecules is stabilized by N–H···O and O–H···O hydrogen bonds and van der Waal's forces.