Literature DB >> 24940249

2-Phenyl-5,6,7,8-tetra-hydro-imidazo[2,1-b][1,3]benzo-thia-zole.

Alexander S Bunev1, Elena V Sukhonosova2, Petr P Purygin2, Gennady I Ostapenko1, Victor N Khrustalev3.   

Abstract

The title compound, C15H14N2S, crystallizes with two independent mol-ecules in the asymmetric unit. The central imidazo[2,1-b][1,3]benzo-thia-zole unit is planar (r.m.s. deviations of 0.010 and 0.008 Å for the two independent mol-ecules). The fused tetra-hydro-hexane ring adopts a half-chair conformation. The phenyl substituent is twisted by 16.96 (13) and 22.89 (12)° relative to the central imidazo[2,1-b][1,3]benzo-thia-zole unit in the two mol-ecules. In the crystal, there are no significant intermolecular interactions present.

Entities:  

Year:  2014        PMID: 24940249      PMCID: PMC4051062          DOI: 10.1107/S1600536814010885

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For applications of imidazo[2,1-b][1,3]benzo­thia­zoles, see: Ager et al. (1988 ▶); Sanfilippo et al. (1988 ▶); Barchéchath et al. (2005 ▶); Andreani et al. (2008 ▶); Chao et al. (2009 ▶); Kumbhare et al. (2011 ▶); Chandak et al. (2013 ▶). For the crystal structures of related compounds, see: Landreau et al. (2002 ▶); Adib et al. (2008 ▶); Fun, Asik et al. (2011 ▶); Fun, Hemamalini et al. (2011 ▶); Ghabbour et al. (2012 ▶); Bunev et al. (2013a ▶,b ▶, 2014 ▶).

Experimental

Crystal data

C15H14N2S M = 254.34 Monoclinic, a = 12.523 (3) Å b = 10.699 (3) Å c = 18.930 (5) Å β = 102.291 (6)° V = 2478.2 (11) Å3 Z = 8 Mo Kα radiation μ = 0.24 mm−1 T = 120 K 0.30 × 0.05 × 0.03 mm

Data collection

Bruker APEXII CCD diffractometer Absorption correction: multi-scan (SADABS; Bruker, 2003 ▶) T min = 0.931, T max = 0.993 33479 measured reflections 7558 independent reflections 3223 reflections with I > 2σ(I) R int = 0.068

Refinement

R[F 2 > 2σ(F 2)] = 0.065 wR(F 2) = 0.157 S = 0.93 7558 reflections 325 parameters H-atom parameters constrained Δρmax = 0.36 e Å−3 Δρmin = −0.45 e Å−3 Data collection: APEX2 (Bruker, 2005 ▶); cell refinement: SAINT (Bruker, 2001 ▶); data reduction: SAINT; program(s) used to solve structure: SHELXTL (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXTL; molecular graphics: SHELXTL; software used to prepare material for publication: SHELXTL. Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S1600536814010885/rk2428sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536814010885/rk2428Isup2.hkl Click here for additional data file. Supporting information file. DOI: 10.1107/S1600536814010885/rk2428Isup3.cml CCDC reference: 1002491 Additional supporting information: crystallographic information; 3D view; checkCIF report
C15H14N2SF(000) = 1072
Mr = 254.34Dx = 1.363 Mg m3
Monoclinic, P21/nMelting point = 440–442 K
Hall symbol: -P 2ynMo Kα radiation, λ = 0.71073 Å
a = 12.523 (3) ÅCell parameters from 769 reflections
b = 10.699 (3) Åθ = 2.2–19.4°
c = 18.930 (5) ŵ = 0.24 mm1
β = 102.291 (6)°T = 120 K
V = 2478.2 (11) Å3Needle, colourless
Z = 80.30 × 0.05 × 0.03 mm
Bruker APEXII CCD diffractometer7558 independent reflections
Radiation source: fine-focus sealed tube3223 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.068
φ and ω scansθmax = 30.5°, θmin = 1.8°
Absorption correction: multi-scan (SADABS; Bruker, 2003)h = −17→17
Tmin = 0.931, Tmax = 0.993k = −15→15
33479 measured reflectionsl = −27→27
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.065Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.157H-atom parameters constrained
S = 0.93w = 1/[σ2(Fo2) + (0.0349P)2] where P = (Fo2 + 2Fc2)/3
7558 reflections(Δ/σ)max < 0.001
325 parametersΔρmax = 0.36 e Å3
0 restraintsΔρmin = −0.45 e Å3
Geometry. All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in distances, angles and torsion angles; correlations between s.u.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell s.u.'s is used for estimating s.u.'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 > 2σ(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.
xyzUiso*/Ueq
N10.3882 (2)0.6184 (2)0.11553 (14)0.0237 (6)
C20.3823 (3)0.5036 (3)0.14946 (16)0.0212 (7)
C30.4704 (3)0.4301 (3)0.14592 (16)0.0219 (7)
H30.48500.34810.16470.026*
N40.5337 (2)0.5003 (2)0.10923 (14)0.0205 (6)
C4A0.6340 (3)0.4902 (3)0.08809 (16)0.0209 (7)
C50.7062 (2)0.3795 (3)0.10652 (18)0.0248 (7)
H5A0.67960.31050.07250.030*
H5B0.70490.35080.15600.030*
C60.8230 (3)0.4141 (3)0.10196 (18)0.0277 (8)
H6A0.85670.46460.14470.033*
H6B0.86680.33700.10240.033*
C70.8246 (3)0.4884 (3)0.03323 (17)0.0254 (7)
H7A0.79200.4368−0.00930.030*
H7B0.90140.50580.03090.030*
C80.7619 (3)0.6131 (3)0.02925 (17)0.0255 (7)
H8A0.80720.67600.06050.031*
H8B0.74630.6448−0.02100.031*
C8A0.6568 (2)0.5938 (3)0.05377 (16)0.0212 (7)
S90.55424 (7)0.70942 (8)0.04714 (5)0.0253 (2)
C9A0.4804 (3)0.6118 (3)0.09283 (16)0.0213 (7)
C100.2878 (3)0.4714 (3)0.18064 (17)0.0229 (7)
C110.2908 (3)0.3708 (3)0.22804 (17)0.0250 (7)
H110.35630.32410.24260.030*
C120.1987 (3)0.3383 (3)0.25409 (17)0.0292 (8)
H120.20180.26950.28620.035*
C130.1024 (3)0.4053 (3)0.23360 (18)0.0297 (8)
H130.03930.38220.25090.036*
C140.0992 (3)0.5066 (3)0.18754 (18)0.0297 (8)
H140.03390.55390.17370.036*
C150.1911 (3)0.5393 (3)0.16149 (17)0.0267 (8)
H150.18790.60910.13010.032*
N16−0.1213 (2)0.9124 (2)0.11849 (14)0.0252 (6)
C17−0.1096 (3)1.0225 (3)0.15894 (17)0.0224 (7)
C18−0.0110 (3)1.0785 (3)0.15889 (16)0.0230 (7)
H180.01561.15480.18180.028*
N190.0414 (2)1.0016 (2)0.11889 (14)0.0218 (6)
C19A0.1393 (3)0.9974 (3)0.09439 (17)0.0230 (7)
C200.2241 (3)1.0980 (3)0.11148 (17)0.0260 (8)
H20A0.26401.09060.16240.031*
H20B0.18871.18110.10490.031*
C210.3034 (3)1.0841 (3)0.06097 (18)0.0278 (8)
H21A0.36901.13580.07930.033*
H21B0.26831.11560.01240.033*
C220.3384 (3)0.9486 (3)0.05454 (18)0.0282 (8)
H22A0.37310.91660.10310.034*
H22B0.39340.94500.02390.034*
C230.2406 (3)0.8651 (3)0.02141 (17)0.0252 (8)
H23A0.22060.8784−0.03150.030*
H23B0.26080.77610.03040.030*
C23A0.1451 (3)0.8957 (3)0.05424 (17)0.0252 (7)
S240.02778 (7)0.79992 (8)0.04362 (5)0.0269 (2)
C24A−0.0288 (3)0.9037 (3)0.09640 (16)0.0218 (7)
C25−0.1985 (3)1.0704 (3)0.19086 (17)0.0247 (7)
C26−0.1767 (3)1.1565 (3)0.24797 (17)0.0266 (8)
H26−0.10361.18190.26690.032*
C27−0.2608 (3)1.2052 (3)0.27725 (17)0.0284 (8)
H27−0.24481.26380.31580.034*
C28−0.3676 (3)1.1686 (3)0.25042 (18)0.0309 (8)
H28−0.42501.20230.27040.037*
C29−0.3911 (3)1.0825 (3)0.19427 (19)0.0320 (8)
H29−0.46451.05710.17600.038*
C30−0.3071 (3)1.0334 (3)0.16478 (18)0.0288 (8)
H30−0.32360.97420.12660.035*
U11U22U33U12U13U23
N10.0236 (16)0.0247 (16)0.0223 (15)0.0008 (12)0.0038 (12)0.0008 (11)
C20.0226 (18)0.0226 (18)0.0176 (16)−0.0013 (13)0.0027 (13)−0.0033 (13)
C30.0264 (19)0.0189 (17)0.0217 (17)0.0003 (13)0.0082 (14)0.0012 (13)
N40.0203 (15)0.0194 (14)0.0222 (15)0.0007 (11)0.0056 (11)−0.0013 (11)
C4A0.0207 (18)0.0205 (17)0.0207 (17)0.0004 (13)0.0025 (13)−0.0032 (13)
C50.0242 (19)0.0234 (18)0.0280 (19)0.0038 (14)0.0087 (14)0.0019 (14)
C60.0255 (19)0.0277 (19)0.0293 (19)0.0043 (15)0.0041 (15)0.0022 (15)
C70.0232 (18)0.0280 (19)0.0267 (19)−0.0010 (14)0.0093 (14)−0.0037 (14)
C80.0258 (19)0.0275 (19)0.0237 (18)−0.0024 (14)0.0065 (14)0.0008 (14)
C8A0.0233 (18)0.0203 (17)0.0194 (17)−0.0003 (13)0.0031 (13)−0.0019 (13)
S90.0254 (5)0.0210 (4)0.0300 (5)0.0024 (4)0.0073 (4)0.0033 (4)
C9A0.0233 (18)0.0189 (17)0.0208 (17)0.0013 (13)0.0025 (13)−0.0038 (13)
C100.0221 (18)0.0250 (18)0.0218 (17)−0.0025 (13)0.0053 (14)−0.0044 (13)
C110.0261 (19)0.0234 (18)0.0262 (19)0.0019 (14)0.0071 (14)−0.0031 (14)
C120.038 (2)0.0266 (19)0.0237 (19)−0.0050 (15)0.0087 (16)−0.0005 (14)
C130.027 (2)0.033 (2)0.031 (2)−0.0085 (16)0.0101 (15)−0.0087 (16)
C140.0192 (18)0.040 (2)0.029 (2)0.0017 (15)0.0030 (15)−0.0046 (16)
C150.0261 (19)0.033 (2)0.0224 (18)−0.0005 (15)0.0074 (14)−0.0006 (14)
N160.0287 (17)0.0234 (15)0.0229 (15)−0.0014 (12)0.0040 (12)0.0014 (12)
C170.0249 (19)0.0205 (17)0.0209 (17)0.0003 (13)0.0032 (14)0.0006 (13)
C180.0278 (19)0.0188 (17)0.0220 (18)0.0022 (14)0.0038 (14)−0.0012 (13)
N190.0238 (15)0.0209 (14)0.0201 (15)−0.0018 (11)0.0035 (11)−0.0012 (11)
C19A0.0231 (18)0.0224 (18)0.0224 (18)0.0016 (14)0.0026 (14)0.0025 (13)
C200.0263 (19)0.0229 (18)0.0274 (19)−0.0010 (14)0.0024 (14)−0.0018 (14)
C210.027 (2)0.0255 (19)0.030 (2)−0.0035 (15)0.0035 (15)−0.0016 (15)
C220.030 (2)0.029 (2)0.0267 (19)0.0067 (15)0.0085 (15)0.0044 (14)
C230.031 (2)0.0228 (18)0.0215 (18)0.0062 (14)0.0054 (15)0.0026 (13)
C23A0.029 (2)0.0241 (19)0.0217 (18)0.0014 (14)0.0037 (14)0.0059 (14)
S240.0317 (5)0.0198 (4)0.0286 (5)−0.0002 (4)0.0051 (4)−0.0023 (4)
C24A0.0260 (19)0.0176 (17)0.0213 (17)−0.0016 (13)0.0037 (14)0.0000 (13)
C250.028 (2)0.0225 (18)0.0238 (18)0.0006 (14)0.0050 (14)0.0070 (14)
C260.027 (2)0.030 (2)0.0217 (18)−0.0011 (14)0.0031 (14)0.0086 (14)
C270.036 (2)0.0271 (19)0.0227 (18)0.0041 (16)0.0075 (15)0.0067 (15)
C280.033 (2)0.031 (2)0.032 (2)0.0081 (16)0.0136 (16)0.0109 (15)
C290.024 (2)0.032 (2)0.039 (2)−0.0034 (15)0.0054 (16)0.0086 (17)
C300.029 (2)0.030 (2)0.0269 (19)−0.0025 (15)0.0032 (15)0.0002 (14)
N1—C9A1.317 (4)N16—C24A1.316 (4)
N1—C21.395 (4)N16—C171.395 (4)
C2—C31.368 (4)C17—C181.373 (4)
C2—C101.472 (4)C17—C251.468 (4)
C3—N41.382 (4)C18—N191.376 (4)
C3—H30.9500C18—H180.9500
N4—C9A1.370 (4)N19—C24A1.376 (4)
N4—C4A1.400 (4)N19—C19A1.400 (4)
C4A—C8A1.346 (4)C19A—C23A1.338 (4)
C4A—C51.486 (4)C19A—C201.498 (4)
C5—C61.529 (4)C20—C211.526 (4)
C5—H5A0.9900C20—H20A0.9900
C5—H5B0.9900C20—H20B0.9900
C6—C71.528 (4)C21—C221.527 (4)
C6—H6A0.9900C21—H21A0.9900
C6—H6B0.9900C21—H21B0.9900
C7—C81.542 (4)C22—C231.538 (4)
C7—H7A0.9900C22—H22A0.9900
C7—H7B0.9900C22—H22B0.9900
C8—C8A1.500 (4)C23—C23A1.497 (4)
C8—H8A0.9900C23—H23A0.9900
C8—H8B0.9900C23—H23B0.9900
C8A—S91.769 (3)C23A—S241.767 (3)
S9—C9A1.742 (3)S24—C24A1.742 (3)
C10—C151.392 (4)C25—C301.401 (4)
C10—C111.397 (4)C25—C261.402 (4)
C11—C121.392 (4)C26—C271.392 (4)
C11—H110.9500C26—H260.9500
C12—C131.385 (5)C27—C281.382 (5)
C12—H120.9500C27—H270.9500
C13—C141.386 (5)C28—C291.390 (5)
C13—H130.9500C28—H280.9500
C14—C151.390 (4)C29—C301.395 (5)
C14—H140.9500C29—H290.9500
C15—H150.9500C30—H300.9500
C9A—N1—C2103.8 (3)C24A—N16—C17103.7 (3)
C3—C2—N1111.2 (3)C18—C17—N16111.0 (3)
C3—C2—C10127.7 (3)C18—C17—C25127.6 (3)
N1—C2—C10121.1 (3)N16—C17—C25121.3 (3)
C2—C3—N4105.5 (3)C17—C18—N19105.9 (3)
C2—C3—H3127.2C17—C18—H18127.1
N4—C3—H3127.2N19—C18—H18127.1
C9A—N4—C3106.4 (3)C18—N19—C24A106.1 (3)
C9A—N4—C4A115.2 (3)C18—N19—C19A139.1 (3)
C3—N4—C4A138.3 (3)C24A—N19—C19A114.8 (3)
C8A—C4A—N4111.7 (3)C23A—C19A—N19111.8 (3)
C8A—C4A—C5126.0 (3)C23A—C19A—C20125.8 (3)
N4—C4A—C5122.2 (3)N19—C19A—C20122.4 (3)
C4A—C5—C6109.6 (3)C19A—C20—C21108.7 (3)
C4A—C5—H5A109.7C19A—C20—H20A109.9
C6—C5—H5A109.7C21—C20—H20A109.9
C4A—C5—H5B109.7C19A—C20—H20B109.9
C6—C5—H5B109.7C21—C20—H20B109.9
H5A—C5—H5B108.2H20A—C20—H20B108.3
C7—C6—C5111.1 (3)C20—C21—C22112.2 (3)
C7—C6—H6A109.4C20—C21—H21A109.2
C5—C6—H6A109.4C22—C21—H21A109.2
C7—C6—H6B109.4C20—C21—H21B109.2
C5—C6—H6B109.4C22—C21—H21B109.2
H6A—C6—H6B108.0H21A—C21—H21B107.9
C6—C7—C8113.1 (3)C21—C22—C23111.5 (3)
C6—C7—H7A109.0C21—C22—H22A109.3
C8—C7—H7A109.0C23—C22—H22A109.3
C6—C7—H7B109.0C21—C22—H22B109.3
C8—C7—H7B109.0C23—C22—H22B109.3
H7A—C7—H7B107.8H22A—C22—H22B108.0
C8A—C8—C7109.7 (3)C23A—C23—C22109.9 (3)
C8A—C8—H8A109.7C23A—C23—H23A109.7
C7—C8—H8A109.7C22—C23—H23A109.7
C8A—C8—H8B109.7C23A—C23—H23B109.7
C7—C8—H8B109.7C22—C23—H23B109.7
H8A—C8—H8B108.2H23A—C23—H23B108.2
C4A—C8A—C8123.6 (3)C19A—C23A—C23124.0 (3)
C4A—C8A—S9112.6 (2)C19A—C23A—S24113.1 (3)
C8—C8A—S9123.6 (2)C23—C23A—S24123.0 (2)
C9A—S9—C8A89.97 (15)C24A—S24—C23A89.70 (15)
N1—C9A—N4113.1 (3)N16—C24A—N19113.3 (3)
N1—C9A—S9136.4 (3)N16—C24A—S24136.1 (3)
N4—C9A—S9110.5 (2)N19—C24A—S24110.6 (2)
C15—C10—C11118.2 (3)C30—C25—C26118.2 (3)
C15—C10—C2120.2 (3)C30—C25—C17121.4 (3)
C11—C10—C2121.6 (3)C26—C25—C17120.4 (3)
C12—C11—C10120.6 (3)C27—C26—C25120.9 (3)
C12—C11—H11119.7C27—C26—H26119.6
C10—C11—H11119.7C25—C26—H26119.6
C13—C12—C11120.6 (3)C28—C27—C26120.2 (3)
C13—C12—H12119.7C28—C27—H27119.9
C11—C12—H12119.7C26—C27—H27119.9
C12—C13—C14119.2 (3)C27—C28—C29120.0 (3)
C12—C13—H13120.4C27—C28—H28120.0
C14—C13—H13120.4C29—C28—H28120.0
C13—C14—C15120.4 (3)C28—C29—C30120.1 (3)
C13—C14—H14119.8C28—C29—H29120.0
C15—C14—H14119.8C30—C29—H29120.0
C14—C15—C10121.1 (3)C29—C30—C25120.7 (3)
C14—C15—H15119.5C29—C30—H30119.6
C10—C15—H15119.5C25—C30—H30119.6
C9A—N1—C2—C3−0.5 (3)C24A—N16—C17—C181.2 (4)
C9A—N1—C2—C10−177.9 (3)C24A—N16—C17—C25177.0 (3)
N1—C2—C3—N40.3 (4)N16—C17—C18—N19−1.1 (4)
C10—C2—C3—N4177.5 (3)C25—C17—C18—N19−176.5 (3)
C2—C3—N4—C9A0.0 (3)C17—C18—N19—C24A0.5 (3)
C2—C3—N4—C4A177.0 (3)C17—C18—N19—C19A178.2 (3)
C9A—N4—C4A—C8A−1.3 (4)C18—N19—C19A—C23A−178.6 (3)
C3—N4—C4A—C8A−178.1 (3)C24A—N19—C19A—C23A−1.0 (4)
C9A—N4—C4A—C5175.3 (3)C18—N19—C19A—C200.5 (6)
C3—N4—C4A—C5−1.5 (6)C24A—N19—C19A—C20178.1 (3)
C8A—C4A—C5—C617.0 (4)C23A—C19A—C20—C2114.3 (4)
N4—C4A—C5—C6−159.1 (3)N19—C19A—C20—C21−164.7 (3)
C4A—C5—C6—C7−45.4 (4)C19A—C20—C21—C22−45.1 (4)
C5—C6—C7—C861.3 (4)C20—C21—C22—C2362.7 (4)
C6—C7—C8—C8A−42.5 (4)C21—C22—C23—C23A−43.5 (4)
N4—C4A—C8A—C8175.9 (3)N19—C19A—C23A—C23−179.2 (3)
C5—C4A—C8A—C8−0.6 (5)C20—C19A—C23A—C231.7 (5)
N4—C4A—C8A—S90.6 (3)N19—C19A—C23A—S240.8 (4)
C5—C4A—C8A—S9−175.9 (3)C20—C19A—C23A—S24−178.3 (2)
C7—C8—C8A—C4A12.9 (4)C22—C23—C23A—C19A13.0 (4)
C7—C8—C8A—S9−172.2 (2)C22—C23—C23A—S24−167.0 (2)
C4A—C8A—S9—C9A0.2 (3)C19A—C23A—S24—C24A−0.3 (3)
C8—C8A—S9—C9A−175.1 (3)C23—C23A—S24—C24A179.7 (3)
C2—N1—C9A—N40.6 (3)C17—N16—C24A—N19−0.9 (3)
C2—N1—C9A—S9−178.9 (3)C17—N16—C24A—S24−179.3 (3)
C3—N4—C9A—N1−0.4 (4)C18—N19—C24A—N160.3 (4)
C4A—N4—C9A—N1−178.2 (3)C19A—N19—C24A—N16−178.0 (3)
C3—N4—C9A—S9179.2 (2)C18—N19—C24A—S24179.1 (2)
C4A—N4—C9A—S91.5 (3)C19A—N19—C24A—S240.8 (3)
C8A—S9—C9A—N1178.6 (4)C23A—S24—C24A—N16178.2 (4)
C8A—S9—C9A—N4−0.9 (2)C23A—S24—C24A—N19−0.3 (2)
C3—C2—C10—C15−160.7 (3)C18—C17—C25—C30154.6 (3)
N1—C2—C10—C1516.3 (5)N16—C17—C25—C30−20.4 (5)
C3—C2—C10—C1117.3 (5)C18—C17—C25—C26−24.4 (5)
N1—C2—C10—C11−165.7 (3)N16—C17—C25—C26160.6 (3)
C15—C10—C11—C121.2 (5)C30—C25—C26—C27−0.9 (5)
C2—C10—C11—C12−176.8 (3)C17—C25—C26—C27178.1 (3)
C10—C11—C12—C13−0.1 (5)C25—C26—C27—C280.3 (5)
C11—C12—C13—C14−0.9 (5)C26—C27—C28—C290.3 (5)
C12—C13—C14—C150.9 (5)C27—C28—C29—C30−0.3 (5)
C13—C14—C15—C100.2 (5)C28—C29—C30—C25−0.3 (5)
C11—C10—C15—C14−1.2 (5)C26—C25—C30—C290.9 (5)
C2—C10—C15—C14176.8 (3)C17—C25—C30—C29−178.1 (3)
  13 in total

1.  Synthesis and biological evaluation of novel Mannich bases of 2-arylimidazo[2,1-b]benzothiazoles as potential anti-cancer agents.

Authors:  Ravindra M Kumbhare; K Vijay Kumar; M Janaki Ramaiah; Tulshiram Dadmal; S N C V L Pushpavalli; Debasmita Mukhopadhyay; B Divya; T Anjana Devi; Umesh Kosurkar; Manika Pal-Bhadra
Journal:  Eur J Med Chem       Date:  2011-07-01       Impact factor: 6.514

2.  Inhibitors of apoptosis in lymphocytes: synthesis and biological evaluation of compounds related to pifithrin-alpha.

Authors:  Sylvie D Barchéchath; Rommel I Tawatao; Maripat Corr; Dennis A Carson; Howard B Cottam
Journal:  J Med Chem       Date:  2005-10-06       Impact factor: 7.446

3.  Inhibitors of apoptosis in testicular germ cells: synthesis and biological evaluation of some novel IBTs bearing sulfonamide moiety.

Authors:  Navneet Chandak; Jitender K Bhardwaj; Rajnesh K Sharma; Pawan K Sharma
Journal:  Eur J Med Chem       Date:  2012-11-20       Impact factor: 6.514

4.  Synthesis of (aryloxy)alkylamines. 2. Novel imidazo-fused heterocycles with calcium channel blocking and local anesthetic activity.

Authors:  P J Sanfilippo; M Urbanski; J B Press; B Dubinsky; J B Moore
Journal:  J Med Chem       Date:  1988-11       Impact factor: 7.446

5.  Identification of N-(5-tert-butyl-isoxazol-3-yl)-N'-{4-[7-(2-morpholin-4-yl-ethoxy)imidazo[2,1-b][1,3]benzothiazol-2-yl]phenyl}urea dihydrochloride (AC220), a uniquely potent, selective, and efficacious FMS-like tyrosine kinase-3 (FLT3) inhibitor.

Authors:  Qi Chao; Kelly G Sprankle; Robert M Grotzfeld; Andiliy G Lai; Todd A Carter; Anne Marie Velasco; Ruwanthi N Gunawardane; Merryl D Cramer; Michael F Gardner; Joyce James; Patrick P Zarrinkar; Hitesh K Patel; Shripad S Bhagwat
Journal:  J Med Chem       Date:  2009-12-10       Impact factor: 7.446

6.  New antitumor imidazo[2,1-b]thiazole guanylhydrazones and analogues.

Authors:  Aldo Andreani; Silvia Burnelli; Massimiliano Granaiola; Alberto Leoni; Alessandra Locatelli; Rita Morigi; Mirella Rambaldi; Lucilla Varoli; Natalia Calonghi; Concettina Cappadone; Giovanna Farruggia; Maddalena Zini; Claudio Stefanelli; Lanfranco Masotti; Norman S Radin; Robert H Shoemaker
Journal:  J Med Chem       Date:  2008-02-06       Impact factor: 7.446

7.  6-Fluoro-2-(4-meth-oxy-phen-yl)imidazo[2,1-b][1,3]benzothia-zole.

Authors:  Hoong-Kun Fun; Madhukar Hemamalini; K Umesha; B K Sarojini; B Narayana
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2011-11-12

8.  7-Nitro-2-phenyl-imidazo[2,1-b][1,3]benzo-thia-zole.

Authors:  Alexander S Bunev; Elena V Sukhonosova; Vladimir E Statsyuk; Gennady I Ostapenko; Victor N Khrustalev
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2014-01-15

9.  6-(4-Chloro-phen-yl)-3-methyl-imidazo[2,1-b]thia-zole.

Authors:  Alexander S Bunev; Elena V Sukhonosova; Vladimir E Statsyuk; Gennady I Ostapenko; Victor N Khrustalev
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2013-10-26

10.  3-Bromo-7-meth-oxy-2-phenyl-imidazo[2,1-b][1,3]benzothia-zole.

Authors:  Alexander S Bunev; Elena V Sukhonosova; Dinara R Syrazhetdinova; Vladimir E Statsyuk; Gennady I Ostapenko; Victor N Khrustalev
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2013-03-13
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