Literature DB >> 24454243

3-(Adamantan-1-yl)-1-[(4-benzyl-piperazin-1-yl)meth-yl]-4-ethyl-1H-1,2,4-triazole-5(4H)-thione.

Ebtehal S Al-Abdullah1, Hanaa M Al-Tuwaijri1, Ali A El-Emam1, C S Chidan Kumar2, Hoong-Kun Fun1.   

Abstract

In the title compound, C26H37N5S, the piperazine ring adopts a chair conformation with the exocyclic N-C bonds in pseudo-equatorial orientations. The piperazine ring (all atoms) subtends dihedral angles of 79.47 (9) and 73.07 (9)° with the triazole and benzene rings, respectively, resulting in an approximate U-shape for the mol-ecule. No significant inter-molecular inter-actions are observed in the crystal.

Entities:  

Year:  2013        PMID: 24454243      PMCID: PMC3885067          DOI: 10.1107/S1600536813031127

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


Related literature

For the pharmacological properties of adamantane derivatives and adamantyl-1,2,4-triazoles, see: Vernier et al. (1969 ▶); El-Emam et al. (2004 ▶, 2013 ▶); Al-Deeb et al. (2006 ▶); Kadi et al. (2007 ▶, 2010 ▶). For related adamantyl-1,2,4-triazole structures, see: Al-Tamimi et al. (2010 ▶); Al-Abdullah et al. (2012 ▶); El-Emam et al. (2012 ▶). For the synthesis of the starting material, see El-Emam & Ibrahim (1991 ▶). For ring conformations and ring puckering analysis, see: Cremer & Pople (1975 ▶).

Experimental

Crystal data

C26H37N5S M = 451.67 Triclinic, a = 10.5618 (2) Å b = 11.2123 (2) Å c = 11.3084 (2) Å α = 89.974 (1)° β = 77.619 (1)° γ = 70.842 (1)° V = 1232.03 (4) Å3 Z = 2 Cu Kα radiation μ = 1.33 mm−1 T = 296 K 0.69 × 0.51 × 0.39 mm

Data collection

Bruker APEXII CCD diffractometer Absorption correction: multi-scan (SADABS; Bruker, 2009 ▶) T min = 0.460, T max = 0.626 13169 measured reflections 4319 independent reflections 3986 reflections with I > 2σ(I) R int = 0.025

Refinement

R[F 2 > 2σ(F 2)] = 0.040 wR(F 2) = 0.117 S = 1.08 4319 reflections 291 parameters H-atom parameters constrained Δρmax = 0.22 e Å−3 Δρmin = −0.19 e Å−3 Data collection: APEX2 (Bruker, 2009 ▶); cell refinement: SAIn class="Chemical">NT (Bruker, 2009 ▶); 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 and PLATON (Spek, 2009 ▶). Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S1600536813031127/hb7161sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536813031127/hb7161Isup2.hkl Click here for additional data file. Supplementary material file. DOI: 10.1107/S1600536813031127/hb7161Isup3.cml Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C26H37N5SZ = 2
Mr = 451.67F(000) = 488
Triclinic, P1Dx = 1.218 Mg m3
Hall symbol: -P 1Cu Kα radiation, λ = 1.54178 Å
a = 10.5618 (2) ÅCell parameters from 6190 reflections
b = 11.2123 (2) Åθ = 4.0–69.3°
c = 11.3084 (2) ŵ = 1.33 mm1
α = 89.974 (1)°T = 296 K
β = 77.619 (1)°Block, colourless
γ = 70.842 (1)°0.69 × 0.51 × 0.39 mm
V = 1232.03 (4) Å3
Bruker APEXII CCD diffractometer4319 independent reflections
Radiation source: fine-focus sealed tube3986 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.025
φ and ω scansθmax = 67.5°, θmin = 4.0°
Absorption correction: multi-scan (SADABS; Bruker, 2009)h = −12→12
Tmin = 0.460, Tmax = 0.626k = −13→13
13169 measured reflectionsl = −12→10
Refinement on F2Secondary atom site location: difference Fourier map
Least-squares matrix: fullHydrogen site location: inferred from neighbouring sites
R[F2 > 2σ(F2)] = 0.040H-atom parameters constrained
wR(F2) = 0.117w = 1/[σ2(Fo2) + (0.0605P)2 + 0.2192P] where P = (Fo2 + 2Fc2)/3
S = 1.08(Δ/σ)max < 0.001
4319 reflectionsΔρmax = 0.22 e Å3
291 parametersΔρmin = −0.19 e Å3
0 restraintsExtinction correction: SHELXTL (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
Primary atom site location: structure-invariant direct methodsExtinction coefficient: 0.0033 (5)
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.
xyzUiso*/Ueq
S10.22677 (5)0.18527 (4)0.13850 (5)0.06851 (17)
N1−0.34170 (12)0.23635 (12)0.02812 (11)0.0489 (3)
N2−0.16540 (13)0.16685 (11)0.19435 (11)0.0477 (3)
N3−0.03907 (13)0.29271 (11)0.26359 (12)0.0486 (3)
N4−0.13337 (13)0.40759 (11)0.31410 (11)0.0485 (3)
N50.06528 (12)0.42739 (11)0.22592 (12)0.0476 (3)
C1−0.3188 (2)0.16668 (18)−0.27179 (17)0.0688 (5)
H1A−0.29130.0807−0.25980.083*
C2−0.2848 (2)0.2056 (2)−0.38571 (18)0.0802 (6)
H2A−0.23310.1456−0.44980.096*
C3−0.3260 (2)0.3322 (2)−0.40656 (17)0.0704 (5)
H3A−0.30280.3579−0.48410.084*
C4−0.4019 (2)0.41987 (18)−0.31105 (17)0.0654 (4)
H4A−0.43100.5056−0.32400.078*
C5−0.43506 (17)0.38159 (17)−0.19630 (16)0.0599 (4)
H5A−0.48590.4419−0.13230.072*
C6−0.39358 (15)0.25397 (16)−0.17470 (15)0.0537 (4)
C7−0.42804 (17)0.21280 (18)−0.04912 (16)0.0594 (4)
H7A−0.52400.2581−0.01220.071*
H7B−0.41540.1231−0.05420.071*
C8−0.39368 (16)0.21841 (17)0.15458 (15)0.0567 (4)
H8A−0.39000.13120.16240.068*
H8B−0.48890.27260.18130.068*
C9−0.30821 (16)0.25001 (16)0.23323 (15)0.0560 (4)
H9A−0.31310.33760.22660.067*
H9B−0.34410.23930.31750.067*
C10−0.11059 (15)0.17746 (15)0.06677 (14)0.0524 (4)
H10A−0.01780.11750.04150.063*
H10B−0.10640.26200.05570.063*
C11−0.20000 (16)0.15135 (17)−0.01097 (16)0.0578 (4)
H11A−0.16410.1624−0.09510.069*
H11B−0.19760.0643−0.00540.069*
C12−0.07720 (17)0.17719 (14)0.27078 (15)0.0517 (4)
H12A0.00660.10440.25060.062*
H12B−0.12220.17290.35420.062*
C130.08395 (16)0.30056 (14)0.20895 (14)0.0492 (3)
C140.17668 (16)0.47676 (15)0.17788 (17)0.0597 (4)
H14A0.26180.41970.19370.072*
H14B0.15710.55830.22010.072*
C150.1955 (2)0.49166 (19)0.04371 (19)0.0760 (5)
H15A0.26090.53450.01860.114*
H15B0.10900.54040.02640.114*
H15C0.22870.40970.00060.114*
C16−0.06822 (15)0.48847 (13)0.28983 (13)0.0449 (3)
C17−0.13467 (15)0.62762 (13)0.33107 (14)0.0464 (3)
C18−0.07200 (18)0.66332 (15)0.43095 (16)0.0575 (4)
H18A−0.08330.61230.49910.069*
H18B0.02570.64640.39970.069*
C19−0.1432 (2)0.80408 (16)0.47337 (18)0.0678 (5)
H19A−0.10150.82640.53570.081*
C20−0.1263 (2)0.88384 (16)0.3662 (2)0.0720 (5)
H20A−0.16920.97300.39330.086*
H20B−0.02920.86780.33230.086*
C21−0.1921 (2)0.85163 (16)0.27002 (18)0.0675 (5)
H21A−0.18160.90420.20180.081*
C22−0.3438 (2)0.87674 (18)0.3226 (2)0.0792 (6)
H22A−0.38610.85620.26080.095*
H22B−0.38930.96570.34950.095*
C23−0.36012 (19)0.79624 (18)0.4289 (2)0.0737 (5)
H23A−0.45830.81240.46280.088*
C24−0.28947 (17)0.65544 (16)0.38466 (19)0.0651 (5)
H24A−0.33170.63420.32330.078*
H24B−0.30140.60360.45200.078*
C25−0.2958 (2)0.82930 (19)0.5263 (2)0.0783 (6)
H25A−0.30710.77840.59460.094*
H25B−0.34090.91780.55500.094*
C26−0.12118 (19)0.71224 (15)0.22511 (15)0.0579 (4)
H26A−0.02460.69690.18940.069*
H26B−0.16270.69140.16300.069*
U11U22U33U12U13U23
S10.0597 (3)0.0421 (2)0.0933 (4)−0.01144 (18)−0.0046 (2)−0.0041 (2)
N10.0435 (6)0.0499 (7)0.0504 (7)−0.0141 (5)−0.0069 (5)0.0036 (5)
N20.0565 (7)0.0367 (6)0.0529 (7)−0.0188 (5)−0.0140 (5)0.0067 (5)
N30.0568 (7)0.0347 (6)0.0569 (7)−0.0198 (5)−0.0113 (5)0.0030 (5)
N40.0538 (7)0.0387 (6)0.0552 (7)−0.0200 (5)−0.0097 (5)0.0024 (5)
N50.0475 (6)0.0368 (6)0.0607 (8)−0.0178 (5)−0.0112 (5)0.0029 (5)
C10.0811 (12)0.0559 (10)0.0660 (11)−0.0199 (9)−0.0143 (9)−0.0018 (8)
C20.1022 (15)0.0737 (13)0.0568 (11)−0.0282 (11)−0.0035 (10)−0.0116 (9)
C30.0840 (12)0.0775 (13)0.0564 (10)−0.0368 (10)−0.0149 (9)0.0063 (8)
C40.0700 (11)0.0592 (10)0.0710 (12)−0.0235 (9)−0.0213 (9)0.0071 (8)
C50.0556 (9)0.0596 (10)0.0609 (10)−0.0164 (8)−0.0103 (7)−0.0049 (7)
C60.0463 (8)0.0607 (9)0.0573 (9)−0.0200 (7)−0.0152 (6)0.0018 (7)
C70.0519 (8)0.0691 (11)0.0614 (10)−0.0258 (8)−0.0132 (7)0.0068 (8)
C80.0502 (8)0.0644 (10)0.0552 (9)−0.0231 (7)−0.0052 (7)0.0060 (7)
C90.0550 (9)0.0611 (10)0.0500 (9)−0.0230 (7)−0.0024 (7)0.0006 (7)
C100.0444 (7)0.0501 (8)0.0556 (9)−0.0092 (6)−0.0070 (6)0.0005 (6)
C110.0489 (8)0.0602 (10)0.0550 (9)−0.0087 (7)−0.0072 (7)−0.0058 (7)
C120.0667 (9)0.0372 (7)0.0594 (9)−0.0247 (7)−0.0200 (7)0.0123 (6)
C130.0552 (8)0.0384 (7)0.0572 (9)−0.0184 (6)−0.0151 (7)0.0047 (6)
C140.0478 (8)0.0450 (8)0.0874 (12)−0.0212 (7)−0.0089 (8)0.0019 (7)
C150.0716 (11)0.0614 (11)0.0862 (14)−0.0250 (9)0.0045 (10)0.0112 (9)
C160.0489 (7)0.0374 (7)0.0520 (8)−0.0176 (6)−0.0138 (6)0.0041 (6)
C170.0483 (8)0.0351 (7)0.0580 (9)−0.0152 (6)−0.0145 (6)0.0027 (6)
C180.0659 (10)0.0455 (8)0.0632 (10)−0.0149 (7)−0.0251 (8)0.0019 (7)
C190.0816 (12)0.0502 (9)0.0746 (12)−0.0187 (9)−0.0292 (9)−0.0094 (8)
C200.0787 (12)0.0377 (8)0.0997 (15)−0.0230 (8)−0.0151 (10)−0.0030 (8)
C210.0830 (12)0.0408 (9)0.0741 (12)−0.0137 (8)−0.0196 (9)0.0138 (8)
C220.0741 (12)0.0502 (10)0.1061 (16)−0.0029 (9)−0.0337 (11)0.0037 (10)
C230.0524 (9)0.0517 (10)0.1044 (15)−0.0100 (8)−0.0034 (9)−0.0068 (9)
C240.0525 (9)0.0500 (9)0.0910 (13)−0.0194 (7)−0.0088 (8)−0.0014 (8)
C250.0895 (14)0.0522 (10)0.0762 (13)−0.0130 (10)−0.0006 (10)−0.0086 (8)
C260.0698 (10)0.0446 (8)0.0587 (10)−0.0164 (7)−0.0180 (8)0.0071 (7)
S1—C131.6694 (16)C11—H11B0.9700
N1—C81.457 (2)C12—H12A0.9700
N1—C111.4574 (19)C12—H12B0.9700
N1—C71.471 (2)C14—C151.504 (3)
N2—C121.4299 (19)C14—H14A0.9700
N2—C101.455 (2)C14—H14B0.9700
N2—C91.460 (2)C15—H15A0.9600
N3—C131.345 (2)C15—H15B0.9600
N3—N41.3756 (17)C15—H15C0.9600
N3—C121.4746 (18)C16—C171.5119 (19)
N4—C161.3037 (18)C17—C181.539 (2)
N5—C131.3777 (18)C17—C261.540 (2)
N5—C161.3817 (19)C17—C241.542 (2)
N5—C141.463 (2)C18—C191.534 (2)
C1—C21.372 (3)C18—H18A0.9700
C1—C61.382 (2)C18—H18B0.9700
C1—H1A0.9300C19—C201.520 (3)
C2—C31.378 (3)C19—C251.523 (3)
C2—H2A0.9300C19—H19A0.9800
C3—C41.374 (3)C20—C211.512 (3)
C3—H3A0.9300C20—H20A0.9700
C4—C51.376 (3)C20—H20B0.9700
C4—H4A0.9300C21—C221.515 (3)
C5—C61.390 (2)C21—C261.527 (2)
C5—H5A0.9300C21—H21A0.9800
C6—C71.500 (2)C22—C231.518 (3)
C7—H7A0.9700C22—H22A0.9700
C7—H7B0.9700C22—H22B0.9700
C8—C91.512 (2)C23—C251.516 (3)
C8—H8A0.9700C23—C241.539 (2)
C8—H8B0.9700C23—H23A0.9800
C9—H9A0.9700C24—H24A0.9700
C9—H9B0.9700C24—H24B0.9700
C10—C111.513 (2)C25—H25A0.9700
C10—H10A0.9700C25—H25B0.9700
C10—H10B0.9700C26—H26A0.9700
C11—H11A0.9700C26—H26B0.9700
C8—N1—C11108.65 (12)N5—C14—H14B109.1
C8—N1—C7110.90 (12)C15—C14—H14B109.1
C11—N1—C7110.90 (13)H14A—C14—H14B107.8
C12—N2—C10113.10 (12)C14—C15—H15A109.5
C12—N2—C9114.96 (12)C14—C15—H15B109.5
C10—N2—C9110.90 (12)H15A—C15—H15B109.5
C13—N3—N4112.98 (11)C14—C15—H15C109.5
C13—N3—C12126.34 (13)H15A—C15—H15C109.5
N4—N3—C12120.67 (12)H15B—C15—H15C109.5
C16—N4—N3104.98 (12)N4—C16—N5110.22 (12)
C13—N5—C16108.38 (12)N4—C16—C17122.45 (13)
C13—N5—C14120.92 (13)N5—C16—C17127.32 (12)
C16—N5—C14130.70 (12)C16—C17—C18110.91 (12)
C2—C1—C6120.65 (18)C16—C17—C26111.94 (13)
C2—C1—H1A119.7C18—C17—C26109.46 (13)
C6—C1—H1A119.7C16—C17—C24108.86 (12)
C1—C2—C3120.97 (18)C18—C17—C24107.90 (14)
C1—C2—H2A119.5C26—C17—C24107.63 (13)
C3—C2—H2A119.5C19—C18—C17109.97 (13)
C4—C3—C2118.94 (18)C19—C18—H18A109.7
C4—C3—H3A120.5C17—C18—H18A109.7
C2—C3—H3A120.5C19—C18—H18B109.7
C3—C4—C5120.39 (18)C17—C18—H18B109.7
C3—C4—H4A119.8H18A—C18—H18B108.2
C5—C4—H4A119.8C20—C19—C25109.56 (16)
C4—C5—C6120.91 (16)C20—C19—C18109.55 (15)
C4—C5—H5A119.5C25—C19—C18109.49 (16)
C6—C5—H5A119.5C20—C19—H19A109.4
C1—C6—C5118.12 (16)C25—C19—H19A109.4
C1—C6—C7121.14 (16)C18—C19—H19A109.4
C5—C6—C7120.73 (15)C21—C20—C19109.95 (15)
N1—C7—C6112.00 (13)C21—C20—H20A109.7
N1—C7—H7A109.2C19—C20—H20A109.7
C6—C7—H7A109.2C21—C20—H20B109.7
N1—C7—H7B109.2C19—C20—H20B109.7
C6—C7—H7B109.2H20A—C20—H20B108.2
H7A—C7—H7B107.9C20—C21—C22109.80 (17)
N1—C8—C9110.02 (13)C20—C21—C26109.38 (14)
N1—C8—H8A109.7C22—C21—C26109.75 (16)
C9—C8—H8A109.7C20—C21—H21A109.3
N1—C8—H8B109.7C22—C21—H21A109.3
C9—C8—H8B109.7C26—C21—H21A109.3
H8A—C8—H8B108.2C21—C22—C23109.30 (15)
N2—C9—C8109.63 (13)C21—C22—H22A109.8
N2—C9—H9A109.7C23—C22—H22A109.8
C8—C9—H9A109.7C21—C22—H22B109.8
N2—C9—H9B109.7C23—C22—H22B109.8
C8—C9—H9B109.7H22A—C22—H22B108.3
H9A—C9—H9B108.2C25—C23—C22109.94 (17)
N2—C10—C11110.69 (13)C25—C23—C24109.75 (16)
N2—C10—H10A109.5C22—C23—C24109.33 (17)
C11—C10—H10A109.5C25—C23—H23A109.3
N2—C10—H10B109.5C22—C23—H23A109.3
C11—C10—H10B109.5C24—C23—H23A109.3
H10A—C10—H10B108.1C23—C24—C17110.23 (14)
N1—C11—C10110.90 (13)C23—C24—H24A109.6
N1—C11—H11A109.5C17—C24—H24A109.6
C10—C11—H11A109.5C23—C24—H24B109.6
N1—C11—H11B109.5C17—C24—H24B109.6
C10—C11—H11B109.5H24A—C24—H24B108.1
H11A—C11—H11B108.0C23—C25—C19109.13 (16)
N2—C12—N3116.03 (12)C23—C25—H25A109.9
N2—C12—H12A108.3C19—C25—H25A109.9
N3—C12—H12A108.3C23—C25—H25B109.9
N2—C12—H12B108.3C19—C25—H25B109.9
N3—C12—H12B108.3H25A—C25—H25B108.3
H12A—C12—H12B107.4C21—C26—C17110.28 (14)
N3—C13—N5103.43 (13)C21—C26—H26A109.6
N3—C13—S1128.88 (11)C17—C26—H26A109.6
N5—C13—S1127.69 (12)C21—C26—H26B109.6
N5—C14—C15112.60 (15)C17—C26—H26B109.6
N5—C14—H14A109.1H26A—C26—H26B108.1
C15—C14—H14A109.1
C13—N3—N4—C160.40 (16)N3—N4—C16—C17−179.14 (13)
C12—N3—N4—C16−178.80 (13)C13—N5—C16—N40.30 (17)
C6—C1—C2—C3−1.0 (3)C14—N5—C16—N4179.45 (15)
C1—C2—C3—C40.2 (3)C13—N5—C16—C17178.95 (14)
C2—C3—C4—C50.5 (3)C14—N5—C16—C17−1.9 (3)
C3—C4—C5—C6−0.5 (3)N4—C16—C17—C18109.96 (16)
C2—C1—C6—C51.1 (3)N5—C16—C17—C18−68.55 (19)
C2—C1—C6—C7−178.28 (18)N4—C16—C17—C26−127.47 (15)
C4—C5—C6—C1−0.3 (3)N5—C16—C17—C2654.03 (19)
C4—C5—C6—C7179.02 (15)N4—C16—C17—C24−8.6 (2)
C8—N1—C7—C6169.20 (14)N5—C16—C17—C24172.88 (15)
C11—N1—C7—C6−69.99 (18)C16—C17—C18—C19−178.70 (14)
C1—C6—C7—N1104.19 (18)C26—C17—C18—C1957.30 (18)
C5—C6—C7—N1−75.16 (19)C24—C17—C18—C19−59.55 (18)
C11—N1—C8—C960.95 (17)C17—C18—C19—C20−58.9 (2)
C7—N1—C8—C9−176.91 (14)C17—C18—C19—C2561.3 (2)
C12—N2—C9—C8−172.94 (12)C25—C19—C20—C21−59.28 (19)
C10—N2—C9—C857.20 (16)C18—C19—C20—C2160.8 (2)
N1—C8—C9—N2−60.32 (17)C19—C20—C21—C2259.44 (19)
C12—N2—C10—C11173.70 (12)C19—C20—C21—C26−61.1 (2)
C9—N2—C10—C11−55.46 (16)C20—C21—C22—C23−59.6 (2)
C8—N1—C11—C10−59.08 (18)C26—C21—C22—C2360.7 (2)
C7—N1—C11—C10178.79 (13)C21—C22—C23—C2560.2 (2)
N2—C10—C11—N156.68 (18)C21—C22—C23—C24−60.4 (2)
C10—N2—C12—N355.67 (17)C25—C23—C24—C17−60.1 (2)
C9—N2—C12—N3−73.11 (17)C22—C23—C24—C1760.5 (2)
C13—N3—C12—N2−105.86 (17)C16—C17—C24—C23179.36 (15)
N4—N3—C12—N273.21 (18)C18—C17—C24—C2358.92 (19)
N4—N3—C13—N5−0.21 (16)C26—C17—C24—C23−59.11 (19)
C12—N3—C13—N5178.92 (13)C22—C23—C25—C19−60.1 (2)
N4—N3—C13—S1179.12 (11)C24—C23—C25—C1960.2 (2)
C12—N3—C13—S1−1.7 (2)C20—C19—C25—C2359.33 (19)
C16—N5—C13—N3−0.04 (16)C18—C19—C25—C23−60.8 (2)
C14—N5—C13—N3−179.29 (14)C20—C21—C26—C1759.6 (2)
C16—N5—C13—S1−179.39 (12)C22—C21—C26—C17−60.88 (19)
C14—N5—C13—S11.4 (2)C16—C17—C26—C21178.81 (13)
C13—N5—C14—C1577.74 (18)C18—C17—C26—C21−57.80 (18)
C16—N5—C14—C15−101.32 (19)C24—C17—C26—C2159.22 (18)
N3—N4—C16—N5−0.41 (15)
  10 in total

1.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

2.  The toxicologic and pharmacologic properties of amantadine hydrochloride.

Authors:  V G Vernier; J B Harmon; J M Stump; T E Lynes; J P Marvel; D H Smith
Journal:  Toxicol Appl Pharmacol       Date:  1969-11       Impact factor: 4.219

3.  Synthesis, antimicrobial and anti-inflammatory activities of novel 5-(1-adamantyl)-1,3,4-thiadiazole derivatives.

Authors:  Adnan A Kadi; Ebtehal S Al-Abdullah; Ihsan A Shehata; Elsayed E Habib; Tarek M Ibrahim; Ali A El-Emam
Journal:  Eur J Med Chem       Date:  2010-08-12       Impact factor: 6.514

4.  Synthesis, antimicrobial, and anti-HIV-1 activity of certain 5-(1-adamantyl)-2-substituted thio-1,3,4-oxadiazoles and 5-(1-adamantyl)-3-substituted aminomethyl-1,3,4-oxadiazoline-2-thiones.

Authors:  Ali A El-Emam; Omar A Al-Deeb; Mohamed Al-Omar; Jochen Lehmann
Journal:  Bioorg Med Chem       Date:  2004-10-01       Impact factor: 3.641

5.  Synthesis and anti-inflammatory and analgesic activity of some 3-(1-adamantyl)-4-substituted-5-mercapto-1,2,4-triazoles.

Authors:  A A el-Emam; T M Ibrahim
Journal:  Arzneimittelforschung       Date:  1991-12

6.  Synthesis and antimicrobial activity of novel 5-(1-adamantyl)-2-aminomethyl-4-substituted-1,2,4-triazoline-3-thiones.

Authors:  Ali A El-Emam; Abdul-Malek S Al-Tamimi; Mohamed A Al-Omar; Khalid A Alrashood; Elsayed E Habib
Journal:  Eur J Med Chem       Date:  2013-08-08       Impact factor: 6.514

7.  3-(1-Adamant-yl)-1-{[4-(2-meth-oxy-phen-yl)piperazin-1-yl]meth-yl}-4-methyl-1H-1,2,4-triazole-5(4H)-thione.

Authors:  Abdul-Malek S Al-Tamimi; Ahmed Bari; Mohamed A Al-Omar; Khalid A Alrashood; Ali A El-Emam
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2010-06-23

8.  3-(Adamantan-1-yl)-1-[(4-ethyl-piperazin-1-yl)meth-yl]-4-[(E)-(4-hy-droxy-benzyl-idene)amino]-1H-1,2,4-triazole-5(4H)-thione.

Authors:  Ali A El-Emam; Khalid A Alrashood; Abdul-Malek S Al-Tamimi; Seik Weng Ng; Edward R T Tiekink
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2012-02-10

9.  Ethyl 4-{[3-(adamantan-1-yl)-4-phenyl-5-sulfanyl-idene-4,5-dihydro-1H-1,2,4-triazol-1-yl]meth-yl}piperazine-1-carboxyl-ate.

Authors:  Ebtehal S Al-Abdullah; Hanadi H Asiri; Ali A El-Emam; Seik Weng Ng
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2012-01-31

10.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
  10 in total
  2 in total

1.  Antimicrobial and hypoglycemic activities of novel N-Mannich bases derived from 5-(1-adamantyl)-4-substituted-1,2,4-triazoline-3-thiones.

Authors:  Ebtehal S Al-Abdullah; Hanaa M Al-Tuwaijri; Hanan M Hassan; Mogedda E Haiba; Elsayed E Habib; Ali A El-Emam
Journal:  Int J Mol Sci       Date:  2014-12-11       Impact factor: 5.923

2.  3-(Adamantan-1-yl)-4-ethyl-1-{[4-(2-meth-oxy-phen-yl)piperazin-1-yl]meth-yl}-1H-1,2,4-triazole-5(4H)-thione.

Authors:  Ali A El-Emam; Hanaa M Al-Tuwaijri; Ebtehal S Al-Abdullah; C S Chidan Kumar; Hoong-Kun Fun
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2013-12-07
  2 in total

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