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The crystal packing of the title compound, C15H12BrFN2O2·H2O, is stabilized by N—H...O and O—H...O hydrogen bonds. There are two mol­ecules in the asymmetric unit, differing in the dihedral angle between the two aromatic rings, which are 62.3 (2) and 49.9 (2)°.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536807024348/at2297sup1.cif
Contains datablocks I, global

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S1600536807024348/at2297Isup2.hkl
Contains datablock I

CCDC reference: 651773

Key indicators

  • Single-crystal X-ray study
  • T = 173 K
  • Mean [sigma](C-C) = 0.013 Å
  • R factor = 0.080
  • wR factor = 0.202
  • Data-to-parameter ratio = 13.7

checkCIF/PLATON results

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Alert level C PLAT341_ALERT_3_C Low Bond Precision on C-C Bonds (x 1000) Ang ... 13 PLAT431_ALERT_2_C Short Inter HL..A Contact Br1 .. N2A .. 3.39 Ang. PLAT720_ALERT_4_C Number of Unusual/Non-Standard Label(s) ........ 5
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 25.64 From the CIF: _reflns_number_total 5477 Count of symmetry unique reflns 2862 Completeness (_total/calc) 191.37% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 2615 Fraction of Friedel pairs measured 0.914 Are heavy atom types Z>Si present yes PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 2
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 3 ALERT level C = Check and explain 2 ALERT level G = General alerts; check 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 1 ALERT type 2 Indicator that the structure model may be wrong or deficient 2 ALERT type 3 Indicator that the structure quality may be low 2 ALERT type 4 Improvement, methodology, query or suggestion 0 ALERT type 5 Informative message, check

Comment top

Schiff bases are used as substrates in the preparation of number of industrial and biologically active compounds via ring closure, cycloaddition and replacement reactions. Some Schiff base derivatives were reported to possess antimicrobial, anti-inflammatory and central nervous system activities. Moreover, Schiff bases are also known to have biological activities such as antimicrobial, antifungal, antitumor, and as herbicides. A new Schiff base, (I), C15H12BrFN2O2.H2O is synthesized and its crystal structure is reported.

The two molecules in the asymmetric unit differ in the dihedral angle between the two aromatic rings, which are 62.3 (2)° and 49.9 (2)°. The crystal packing is stabilized by N—H···O and O—H···O hydrogen bonds.

Related literature top

For related structures, see: 2'-[1-(4-fluorophenyl)ethyl]isonicotino-KN-hydrazide-cyanoborane (Bruno et al., 1998); 1-(2-bromo-5-methoxyphenyl)-8-chloro-6-(2-fluorophenyl)-4H-1,2,4-triazolo[4,3-a] [1,4]benzodiazepine (Harrison et al., 2005); 2-bromo-5-methoxy-N'-[(E)-(2-nitrophenyl)methylene]benzohydrazide (Yathirajan, Sarojini et al., 2007); N'-[(1E)-(4-fluorophenyl)methylene]-6-methoxy-2-naphthohydrazide (Yathirajan, Narayana, et al., 2007). For related literature, see: Varma et al. (1986); Misra et al. (1981); Agarwal et al. (1983); Singh et al. (1988); Hodnett et al. (1970).

Experimental top

A mixture of 2-bromo-5-methoxybenzohydrazide (0.735 g, 0.003 mol) and 4-fluorobenzaldehyde (0.372 g, 0.003 mol) in 15 ml of absolute alcohol containing 2 drops of 4 M sulfuric acid was refluxed for about 3 h (see scheme). On cooling, the solid separated was filtered off and recrystallized from ethyl acetate (m.p.: 440–442 K). Analysis for C15H12BrFN2O2.H2O: Found (calculated): C 48.71 (48.80), H 3.76 (3.82), N 7.51 (7.59) %.

Refinement top

H atoms were found in a difference map, but they were refined using a riding model with C—H = 0.95 Å, N—H = 0.88 Å, O—H = 0.84Å and Uiso(H) = 1.2Ueq(C,N,O) or C—H = 0.98Å and Uiso(H) = 1.5Ueq(Cmethyl).

Structure description top

Schiff bases are used as substrates in the preparation of number of industrial and biologically active compounds via ring closure, cycloaddition and replacement reactions. Some Schiff base derivatives were reported to possess antimicrobial, anti-inflammatory and central nervous system activities. Moreover, Schiff bases are also known to have biological activities such as antimicrobial, antifungal, antitumor, and as herbicides. A new Schiff base, (I), C15H12BrFN2O2.H2O is synthesized and its crystal structure is reported.

The two molecules in the asymmetric unit differ in the dihedral angle between the two aromatic rings, which are 62.3 (2)° and 49.9 (2)°. The crystal packing is stabilized by N—H···O and O—H···O hydrogen bonds.

For related structures, see: 2'-[1-(4-fluorophenyl)ethyl]isonicotino-KN-hydrazide-cyanoborane (Bruno et al., 1998); 1-(2-bromo-5-methoxyphenyl)-8-chloro-6-(2-fluorophenyl)-4H-1,2,4-triazolo[4,3-a] [1,4]benzodiazepine (Harrison et al., 2005); 2-bromo-5-methoxy-N'-[(E)-(2-nitrophenyl)methylene]benzohydrazide (Yathirajan, Sarojini et al., 2007); N'-[(1E)-(4-fluorophenyl)methylene]-6-methoxy-2-naphthohydrazide (Yathirajan, Narayana, et al., 2007). For related literature, see: Varma et al. (1986); Misra et al. (1981); Agarwal et al. (1983); Singh et al. (1988); Hodnett et al. (1970).

Computing details top

Data collection: X-AREA (Stoe & Cie, 2001); cell refinement: X-AREA; data reduction: X-AREA; program(s) used to solve structure: SHELXS97 (Sheldrick, 1990); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: PLATON (Spek, 2003); software used to prepare material for publication: SHELXL97.

Figures top
[Figure 1] Fig. 1. The structure of the two independent molecules in the asymmetric unit of the title compound, with the atom numbering. Displacement ellipsoids are at the 50% probability level.
2-Bromo-N'-[(1E)-(4-fluorophenyl)methylene]-5-methoxybenzohydrazide monohydrate top
Crystal data top
C15H12BrFN2O2.H2OF(000) = 1488
Mr = 369.19Dx = 1.625 Mg m3
Monoclinic, CcMo Kα radiation, λ = 0.71073 Å
Hall symbol: C -2ycCell parameters from 11319 reflections
a = 30.1171 (18) Åθ = 3.6–25.1°
b = 8.0187 (7) ŵ = 2.75 mm1
c = 13.4661 (8) ÅT = 173 K
β = 111.902 (4)°Block, colourless
V = 3017.3 (4) Å30.37 × 0.35 × 0.33 mm
Z = 8
Data collection top
STOE IPDS II two-circle-
diffractometer
5477 independent reflections
Radiation source: fine-focus sealed tube4843 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.059
ω scansθmax = 25.6°, θmin = 3.5°
Absorption correction: multi-scan
(MULABS; Spek, 2003; Blessing, 1995)
h = 3635
Tmin = 0.379, Tmax = 0.394k = 99
16531 measured reflectionsl = 1616
Refinement top
Refinement on F2Hydrogen site location: inferred from neighbouring sites
Least-squares matrix: fullH-atom parameters constrained
R[F2 > 2σ(F2)] = 0.080 w = 1/[σ2(Fo2) + (0.163P)2]
where P = (Fo2 + 2Fc2)/3
wR(F2) = 0.202(Δ/σ)max < 0.001
S = 1.02Δρmax = 0.56 e Å3
5477 reflectionsΔρmin = 0.76 e Å3
400 parametersExtinction correction: SHELXL, Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
2 restraintsExtinction coefficient: 0.0062 (8)
Primary atom site location: structure-invariant direct methodsAbsolute structure: Flack (1983), 2642 Friedel pairs
Secondary atom site location: difference Fourier mapAbsolute structure parameter: 0.018 (17)
Crystal data top
C15H12BrFN2O2.H2OV = 3017.3 (4) Å3
Mr = 369.19Z = 8
Monoclinic, CcMo Kα radiation
a = 30.1171 (18) ŵ = 2.75 mm1
b = 8.0187 (7) ÅT = 173 K
c = 13.4661 (8) Å0.37 × 0.35 × 0.33 mm
β = 111.902 (4)°
Data collection top
STOE IPDS II two-circle-
diffractometer
5477 independent reflections
Absorption correction: multi-scan
(MULABS; Spek, 2003; Blessing, 1995)
4843 reflections with I > 2σ(I)
Tmin = 0.379, Tmax = 0.394Rint = 0.059
16531 measured reflections
Refinement top
R[F2 > 2σ(F2)] = 0.080H-atom parameters constrained
wR(F2) = 0.202Δρmax = 0.56 e Å3
S = 1.02Δρmin = 0.76 e Å3
5477 reflectionsAbsolute structure: Flack (1983), 2642 Friedel pairs
400 parametersAbsolute structure parameter: 0.018 (17)
2 restraints
Special details top

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.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
Br10.52393 (3)0.24296 (11)0.77882 (6)0.0677 (3)
F10.82483 (19)0.6614 (8)0.6074 (5)0.0838 (15)
O10.5622 (2)0.5636 (7)0.6968 (4)0.0603 (12)
O20.3807 (2)0.4246 (8)0.3428 (5)0.0697 (14)
N10.5647 (3)0.4797 (9)0.5375 (5)0.0578 (14)
H10.54990.43120.47520.069*
N20.6106 (2)0.5460 (8)0.5654 (5)0.0548 (13)
C10.5439 (3)0.4937 (9)0.6110 (6)0.0557 (15)
C20.6317 (3)0.5090 (10)0.5039 (7)0.0594 (17)
H20.61530.44750.44040.071*
C110.4947 (3)0.4167 (8)0.5755 (6)0.0540 (15)
C120.4806 (3)0.3189 (9)0.6429 (5)0.0555 (15)
C130.4333 (3)0.2595 (9)0.6109 (7)0.0584 (17)
H130.42370.19140.65710.070*
C140.4013 (3)0.3030 (12)0.5107 (7)0.0623 (19)
H140.36890.26800.48930.075*
C150.4150 (3)0.3964 (10)0.4402 (7)0.0605 (17)
C160.4613 (3)0.4553 (9)0.4731 (6)0.0568 (16)
H160.47070.52220.42610.068*
C170.3953 (3)0.5087 (12)0.2651 (7)0.070 (2)
H17A0.40900.61760.29330.105*
H17B0.36740.52430.19860.105*
H17C0.41930.44120.25060.105*
C210.6819 (3)0.5605 (10)0.5292 (6)0.0554 (15)
C220.7068 (3)0.4959 (10)0.4660 (7)0.0625 (17)
H220.69010.42970.40490.075*
C230.7554 (3)0.5292 (11)0.4933 (7)0.0629 (18)
H230.77250.48470.45280.076*
C240.7774 (3)0.6282 (11)0.5806 (7)0.0648 (19)
C250.7545 (3)0.6977 (11)0.6432 (7)0.0661 (18)
H250.77120.76840.70190.079*
C260.7071 (3)0.6607 (9)0.6175 (6)0.0583 (16)
H260.69100.70390.66050.070*
Br1A0.15181 (3)0.26881 (10)0.25235 (4)0.0646 (3)
C1A0.1256 (3)0.4374 (10)0.0114 (6)0.0569 (16)
F1A0.1718 (2)0.6188 (9)0.1250 (5)0.0903 (17)
O1A0.1093 (2)0.3990 (7)0.0840 (4)0.0620 (12)
O2A0.2918 (2)0.3916 (8)0.0344 (5)0.0682 (14)
N1A0.0998 (2)0.5084 (9)0.0612 (5)0.0583 (14)
H1A0.11350.54700.12680.070*
N2A0.0509 (3)0.5199 (8)0.0075 (5)0.0576 (15)
C2A0.0269 (3)0.5737 (10)0.0615 (6)0.0597 (16)
H2A0.04300.60680.13390.072*
C11A0.1769 (3)0.3985 (8)0.0781 (6)0.0543 (15)
C12A0.1936 (3)0.3191 (9)0.1777 (6)0.0551 (15)
C13A0.2403 (3)0.2667 (10)0.2268 (7)0.0604 (17)
H13A0.25040.21180.29410.072*
C14A0.2724 (3)0.2947 (10)0.1770 (8)0.0645 (18)
H14A0.30480.26010.21080.077*
C15A0.2577 (3)0.3727 (10)0.0784 (6)0.0606 (16)
C16A0.2104 (3)0.4230 (10)0.0277 (6)0.0565 (16)
H16A0.20040.47390.04090.068*
C17A0.2772 (3)0.4652 (12)0.0697 (7)0.071 (2)
H17D0.25070.40040.12000.107*
H17E0.30420.46540.09360.107*
H17F0.26660.58000.06670.107*
C21A0.0256 (3)0.5847 (10)0.0117 (7)0.0625 (18)
C22A0.0509 (3)0.6564 (10)0.0689 (8)0.0665 (18)
H22A0.03430.69580.13970.080*
C23A0.1008 (3)0.6706 (12)0.0220 (9)0.073 (2)
H23A0.11850.72230.05900.088*
C24A0.1232 (3)0.6070 (13)0.0792 (8)0.077 (2)
C25A0.0994 (3)0.5372 (13)0.1390 (8)0.073 (2)
H25A0.11630.50000.21010.088*
C26A0.0501 (3)0.5231 (9)0.0922 (7)0.0611 (17)
H26A0.03280.47170.13020.073*
O1W0.5235 (2)0.2938 (8)0.3394 (5)0.0634 (12)
H1W10.53490.33600.29690.076*
H1W20.54880.23720.36190.076*
O1WA0.1404 (2)0.7000 (7)0.2531 (4)0.0585 (12)
H1W30.11780.76860.23670.070*
H1W40.13110.67030.30200.070*
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
Br10.0677 (5)0.0716 (5)0.0613 (5)0.0041 (4)0.0213 (4)0.0093 (3)
F10.055 (3)0.098 (4)0.102 (4)0.007 (2)0.033 (3)0.007 (3)
O10.059 (3)0.067 (3)0.060 (3)0.003 (2)0.027 (2)0.004 (2)
O20.056 (3)0.081 (4)0.068 (3)0.003 (3)0.019 (3)0.005 (3)
N10.057 (4)0.059 (3)0.055 (3)0.004 (3)0.018 (3)0.004 (3)
N20.051 (3)0.057 (3)0.055 (3)0.001 (2)0.019 (3)0.001 (2)
C10.057 (4)0.053 (3)0.057 (4)0.000 (3)0.020 (3)0.003 (3)
C20.058 (4)0.055 (4)0.060 (4)0.001 (3)0.017 (3)0.001 (3)
C110.049 (4)0.048 (3)0.068 (4)0.002 (3)0.025 (3)0.003 (3)
C120.056 (4)0.060 (4)0.045 (3)0.007 (3)0.013 (3)0.002 (3)
C130.063 (4)0.055 (4)0.065 (4)0.003 (3)0.032 (4)0.003 (3)
C140.050 (4)0.066 (5)0.076 (5)0.002 (3)0.029 (4)0.006 (3)
C150.062 (4)0.054 (4)0.066 (4)0.000 (3)0.025 (4)0.004 (3)
C160.065 (4)0.051 (3)0.061 (4)0.004 (3)0.032 (3)0.001 (3)
C170.062 (5)0.079 (5)0.061 (4)0.004 (4)0.015 (4)0.003 (4)
C210.054 (4)0.057 (4)0.058 (4)0.003 (3)0.024 (3)0.010 (3)
C220.071 (5)0.055 (4)0.062 (4)0.002 (3)0.025 (4)0.004 (3)
C230.062 (4)0.067 (4)0.071 (4)0.007 (3)0.038 (4)0.007 (3)
C240.058 (4)0.070 (5)0.070 (4)0.003 (3)0.029 (4)0.017 (4)
C250.066 (5)0.064 (4)0.063 (4)0.006 (4)0.018 (4)0.006 (3)
C260.058 (4)0.056 (4)0.067 (4)0.005 (3)0.030 (3)0.007 (3)
Br1A0.0716 (5)0.0638 (4)0.0619 (5)0.0006 (4)0.0291 (4)0.0058 (4)
C1A0.058 (4)0.052 (4)0.060 (4)0.001 (3)0.021 (3)0.001 (3)
F1A0.059 (3)0.117 (5)0.097 (4)0.014 (3)0.031 (3)0.027 (3)
O1A0.055 (3)0.076 (3)0.053 (2)0.003 (2)0.019 (2)0.004 (2)
O2A0.055 (3)0.073 (3)0.077 (4)0.001 (3)0.026 (3)0.001 (3)
N1A0.055 (3)0.061 (3)0.056 (3)0.001 (3)0.018 (3)0.005 (2)
N2A0.056 (4)0.057 (3)0.058 (3)0.000 (3)0.018 (3)0.001 (3)
C2A0.059 (4)0.053 (4)0.063 (4)0.003 (3)0.018 (3)0.002 (3)
C11A0.054 (4)0.048 (3)0.061 (4)0.001 (3)0.022 (3)0.002 (3)
C12A0.058 (4)0.056 (3)0.058 (4)0.004 (3)0.029 (3)0.000 (3)
C13A0.062 (5)0.060 (4)0.054 (4)0.007 (3)0.017 (3)0.000 (3)
C14A0.059 (4)0.056 (4)0.074 (5)0.004 (3)0.019 (4)0.006 (3)
C15A0.057 (4)0.058 (4)0.068 (4)0.002 (3)0.025 (3)0.010 (3)
C16A0.058 (4)0.054 (4)0.054 (3)0.001 (3)0.017 (3)0.004 (3)
C17A0.069 (5)0.075 (5)0.074 (5)0.000 (4)0.031 (4)0.000 (4)
C21A0.059 (4)0.055 (4)0.074 (5)0.002 (3)0.026 (4)0.003 (3)
C22A0.065 (5)0.061 (4)0.079 (5)0.001 (3)0.033 (4)0.001 (3)
C23A0.071 (5)0.055 (4)0.106 (7)0.007 (3)0.046 (5)0.009 (4)
C24A0.059 (5)0.087 (6)0.085 (6)0.003 (4)0.026 (4)0.021 (5)
C25A0.062 (5)0.087 (6)0.072 (5)0.009 (4)0.027 (4)0.004 (4)
C26A0.061 (4)0.057 (4)0.069 (4)0.005 (3)0.029 (4)0.012 (3)
O1W0.062 (3)0.067 (3)0.062 (3)0.002 (2)0.023 (3)0.003 (2)
O1WA0.060 (3)0.060 (3)0.057 (3)0.006 (2)0.023 (2)0.004 (2)
Geometric parameters (Å, º) top
Br1—C121.908 (7)C1A—N1A1.331 (11)
F1—C241.363 (10)C1A—C11A1.501 (11)
O1—C11.216 (9)F1A—C24A1.363 (11)
O2—C151.352 (11)O2A—C15A1.371 (10)
O2—C171.444 (11)O2A—C17A1.431 (11)
N1—C11.358 (10)N1A—N2A1.378 (10)
N1—N21.396 (10)N1A—H1A0.8800
N1—H10.8800N2A—C2A1.276 (11)
N2—C21.254 (11)C2A—C21A1.474 (12)
C1—C111.510 (10)C2A—H2A0.9500
C2—C211.480 (12)C11A—C12A1.398 (10)
C2—H20.9500C11A—C16A1.425 (11)
C11—C121.381 (11)C12A—C13A1.380 (12)
C11—C161.405 (11)C13A—C14A1.385 (14)
C12—C131.408 (12)C13A—H13A0.9500
C13—C141.379 (13)C14A—C15A1.382 (13)
C13—H130.9500C14A—H14A0.9500
C14—C151.386 (12)C15A—C16A1.390 (12)
C14—H140.9500C16A—H16A0.9500
C15—C161.380 (11)C17A—H17D0.9800
C16—H160.9500C17A—H17E0.9800
C17—H17A0.9800C17A—H17F0.9800
C17—H17B0.9800C21A—C22A1.393 (12)
C17—H17C0.9800C21A—C26A1.405 (12)
C21—C261.401 (12)C22A—C23A1.400 (13)
C21—C221.423 (12)C22A—H22A0.9500
C22—C231.396 (13)C23A—C24A1.373 (16)
C22—H220.9500C23A—H23A0.9500
C23—C241.368 (13)C24A—C25A1.382 (15)
C23—H230.9500C25A—C26A1.384 (13)
C24—C251.389 (13)C25A—H25A0.9500
C25—C261.370 (12)C26A—H26A0.9500
C25—H250.9500O1W—H1W10.8401
C26—H260.9500O1W—H1W20.8424
Br1A—C12A1.923 (7)O1WA—H1W30.8399
C1A—O1A1.231 (10)O1WA—H1W40.8400
C15—O2—C17116.9 (6)O1A—C1A—C11A119.5 (7)
C1—N1—N2116.9 (6)N1A—C1A—C11A116.8 (7)
C1—N1—H1121.6C15A—O2A—C17A117.5 (7)
N2—N1—H1121.6C1A—N1A—N2A118.3 (7)
C2—N2—N1115.4 (7)C1A—N1A—H1A120.8
O1—C1—N1124.3 (7)N2A—N1A—H1A120.8
O1—C1—C11122.1 (7)C2A—N2A—N1A116.4 (7)
N1—C1—C11113.6 (6)N2A—C2A—C21A120.1 (7)
N2—C2—C21120.6 (8)N2A—C2A—H2A120.0
N2—C2—H2119.7C21A—C2A—H2A120.0
C21—C2—H2119.7C12A—C11A—C16A117.0 (7)
C12—C11—C16119.2 (7)C12A—C11A—C1A126.2 (7)
C12—C11—C1122.1 (7)C16A—C11A—C1A116.1 (6)
C16—C11—C1118.6 (6)C13A—C12A—C11A122.4 (7)
C11—C12—C13121.0 (7)C13A—C12A—Br1A115.8 (6)
C11—C12—Br1122.9 (6)C11A—C12A—Br1A121.7 (6)
C13—C12—Br1116.0 (6)C12A—C13A—C14A119.4 (8)
C14—C13—C12118.2 (7)C12A—C13A—H13A120.3
C14—C13—H13120.9C14A—C13A—H13A120.3
C12—C13—H13120.9C15A—C14A—C13A120.4 (8)
C13—C14—C15121.9 (7)C15A—C14A—H14A119.8
C13—C14—H14119.0C13A—C14A—H14A119.8
C15—C14—H14119.0O2A—C15A—C14A116.1 (8)
O2—C15—C16124.6 (7)O2A—C15A—C16A123.4 (7)
O2—C15—C14116.2 (7)C14A—C15A—C16A120.4 (8)
C16—C15—C14119.2 (7)C15A—C16A—C11A120.3 (7)
C15—C16—C11120.4 (7)C15A—C16A—H16A119.9
C15—C16—H16119.8C11A—C16A—H16A119.9
C11—C16—H16119.8O2A—C17A—H17D109.5
O2—C17—H17A109.5O2A—C17A—H17E109.5
O2—C17—H17B109.5H17D—C17A—H17E109.5
H17A—C17—H17B109.5O2A—C17A—H17F109.5
O2—C17—H17C109.5H17D—C17A—H17F109.5
H17A—C17—H17C109.5H17E—C17A—H17F109.5
H17B—C17—H17C109.5C22A—C21A—C26A120.3 (8)
C26—C21—C22118.6 (7)C22A—C21A—C2A119.2 (8)
C26—C21—C2122.6 (7)C26A—C21A—C2A120.5 (7)
C22—C21—C2118.7 (8)C21A—C22A—C23A120.0 (9)
C23—C22—C21120.4 (8)C21A—C22A—H22A120.0
C23—C22—H22119.8C23A—C22A—H22A120.0
C21—C22—H22119.8C24A—C23A—C22A117.8 (9)
C24—C23—C22117.5 (8)C24A—C23A—H23A121.1
C24—C23—H23121.3C22A—C23A—H23A121.1
C22—C23—H23121.3F1A—C24A—C23A118.1 (9)
F1—C24—C23117.7 (8)F1A—C24A—C25A117.9 (9)
F1—C24—C25117.9 (8)C23A—C24A—C25A123.9 (9)
C23—C24—C25124.3 (8)C24A—C25A—C26A118.1 (9)
C26—C25—C24117.7 (8)C24A—C25A—H25A121.0
C26—C25—H25121.1C26A—C25A—H25A121.0
C24—C25—H25121.1C25A—C26A—C21A119.9 (8)
C25—C26—C21121.5 (7)C25A—C26A—H26A120.0
C25—C26—H26119.3C21A—C26A—H26A120.0
C21—C26—H26119.3H1W1—O1W—H1W285.1
O1A—C1A—N1A123.6 (8)H1W3—O1WA—H1W485.2
C1—N1—N2—C2169.4 (7)O1A—C1A—N1A—N2A8.9 (12)
N2—N1—C1—O12.2 (11)C11A—C1A—N1A—N2A169.1 (6)
N2—N1—C1—C11179.1 (6)C1A—N1A—N2A—C2A173.4 (7)
N1—N2—C2—C21175.2 (6)N1A—N2A—C2A—C21A177.9 (7)
O1—C1—C11—C1245.4 (10)O1A—C1A—C11A—C12A130.6 (8)
N1—C1—C11—C12135.9 (7)N1A—C1A—C11A—C12A47.4 (11)
O1—C1—C11—C16130.4 (8)O1A—C1A—C11A—C16A39.6 (10)
N1—C1—C11—C1648.4 (9)N1A—C1A—C11A—C16A142.4 (7)
C16—C11—C12—C130.8 (10)C16A—C11A—C12A—C13A0.3 (11)
C1—C11—C12—C13174.9 (7)C1A—C11A—C12A—C13A170.5 (7)
C16—C11—C12—Br1174.6 (5)C16A—C11A—C12A—Br1A177.3 (5)
C1—C11—C12—Br19.7 (10)C1A—C11A—C12A—Br1A7.1 (10)
C11—C12—C13—C140.6 (11)C11A—C12A—C13A—C14A0.8 (12)
Br1—C12—C13—C14176.3 (6)Br1A—C12A—C13A—C14A178.5 (6)
C12—C13—C14—C152.8 (12)C12A—C13A—C14A—C15A0.8 (12)
C17—O2—C15—C166.1 (12)C17A—O2A—C15A—C14A177.3 (7)
C17—O2—C15—C14174.6 (8)C17A—O2A—C15A—C16A0.8 (11)
C13—C14—C15—O2177.2 (7)C13A—C14A—C15A—O2A178.6 (7)
C13—C14—C15—C163.5 (13)C13A—C14A—C15A—C16A0.4 (12)
O2—C15—C16—C11178.8 (7)O2A—C15A—C16A—C11A179.6 (7)
C14—C15—C16—C111.9 (12)C14A—C15A—C16A—C11A1.6 (11)
C12—C11—C16—C150.2 (11)C12A—C11A—C16A—C15A1.6 (10)
C1—C11—C16—C15175.7 (7)C1A—C11A—C16A—C15A172.7 (7)
N2—C2—C21—C264.3 (12)N2A—C2A—C21A—C22A174.8 (8)
N2—C2—C21—C22171.0 (7)N2A—C2A—C21A—C26A5.4 (12)
C26—C21—C22—C231.4 (11)C26A—C21A—C22A—C23A1.4 (12)
C2—C21—C22—C23174.1 (7)C2A—C21A—C22A—C23A178.8 (8)
C21—C22—C23—C241.5 (12)C21A—C22A—C23A—C24A2.0 (13)
C22—C23—C24—F1179.8 (7)C22A—C23A—C24A—F1A179.4 (8)
C22—C23—C24—C250.2 (13)C22A—C23A—C24A—C25A3.1 (14)
F1—C24—C25—C26178.5 (7)F1A—C24A—C25A—C26A179.1 (8)
C23—C24—C25—C261.9 (13)C23A—C24A—C25A—C26A3.3 (15)
C24—C25—C26—C211.9 (12)C24A—C25A—C26A—C21A2.4 (13)
C22—C21—C26—C250.4 (11)C22A—C21A—C26A—C25A1.6 (12)
C2—C21—C26—C25175.7 (7)C2A—C21A—C26A—C25A178.6 (8)
Hydrogen-bond geometry (Å, º) top
D—H···AD—HH···AD···AD—H···A
N1—H1···O1W0.882.032.901 (9)172
N1A—H1A···O1WA0.882.012.860 (9)163
O1W—H1W1···O1i0.841.992.832 (8)180
O1W—H1W2···O1Aii0.842.012.856 (8)180
O1WA—H1W3···O1iii0.842.062.897 (8)180
O1WA—H1W4···O1Aiv0.841.962.802 (7)180
Symmetry codes: (i) x, y+1, z1/2; (ii) x+1/2, y+1/2, z+1/2; (iii) x1/2, y+3/2, z1/2; (iv) x, y+1, z+1/2.

Experimental details

Crystal data
Chemical formulaC15H12BrFN2O2.H2O
Mr369.19
Crystal system, space groupMonoclinic, Cc
Temperature (K)173
a, b, c (Å)30.1171 (18), 8.0187 (7), 13.4661 (8)
β (°) 111.902 (4)
V3)3017.3 (4)
Z8
Radiation typeMo Kα
µ (mm1)2.75
Crystal size (mm)0.37 × 0.35 × 0.33
Data collection
DiffractometerSTOE IPDS II two-circle-
diffractometer
Absorption correctionMulti-scan
(MULABS; Spek, 2003; Blessing, 1995)
Tmin, Tmax0.379, 0.394
No. of measured, independent and
observed [I > 2σ(I)] reflections
16531, 5477, 4843
Rint0.059
(sin θ/λ)max1)0.609
Refinement
R[F2 > 2σ(F2)], wR(F2), S 0.080, 0.202, 1.02
No. of reflections5477
No. of parameters400
No. of restraints2
H-atom treatmentH-atom parameters constrained
Δρmax, Δρmin (e Å3)0.56, 0.76
Absolute structureFlack (1983), 2642 Friedel pairs
Absolute structure parameter0.018 (17)

Computer programs: X-AREA (Stoe & Cie, 2001), X-AREA, SHELXS97 (Sheldrick, 1990), SHELXL97 (Sheldrick, 1997), PLATON (Spek, 2003), SHELXL97.

Hydrogen-bond geometry (Å, º) top
D—H···AD—HH···AD···AD—H···A
N1—H1···O1W0.882.032.901 (9)171.6
N1A—H1A···O1WA0.882.012.860 (9)162.9
O1W—H1W1···O1i0.841.992.832 (8)179.8
O1W—H1W2···O1Aii0.842.012.856 (8)179.7
O1WA—H1W3···O1iii0.842.062.897 (8)179.9
O1WA—H1W4···O1Aiv0.841.962.802 (7)179.9
Symmetry codes: (i) x, y+1, z1/2; (ii) x+1/2, y+1/2, z+1/2; (iii) x1/2, y+3/2, z1/2; (iv) x, y+1, z+1/2.
 

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