Results 21 to 30 of about 587,171 (161)
2,5-Dimethoxy-N-phenylbenzenesulfonamide
IUCrData, 2017 The molecule of the title compound, C14H15NO4S, is l-shaped, with the central C—S—N—C segment having a torsion angle of −62.9 (2)°. The dihedral angle between the benzene rings is 89.17 (9)°.
K. Shakuntala +4 more
doaj +1 more source
Pseudopolymorphism in Brucine: Brucine-Water (1/2), The Third Crystal Hydrate of Brucine [PDF]
, 2007 The structure of the third pseudopolymorphic hydrate of brucine, brucine-water (1/2) [systematic name 2,3-dimethoxystrychnidin-10-one-water (1/2)], C23H26N2O4 . 2H2O, has been determined at 130 K.
Smith, Graham +2 more
core +2 more sources
Bis(2-methyllactato)borate tetrahydrate
IUCrData, 2019 The asymmetric unit of the title compound (systematic name: 3,3,8,8-tetramethyl-1,4,6,9-tetraoxa-λ4-boraspiro[4.4]nonane-2,7-dione tetrahydrate), C8H12BO6·4H2O, consists of half a bis(2-methyllactato)borate molecule and two water molecules of solvation ...
Govindharajan Gokila +2 more
doaj +1 more source
1-(4-Chlorophenyl)-3-(2,4-dichlorobenzoyl)thiourea [PDF]
, 2009 The title compound, C14H9Cl3N2OS, has bond lengths and angles which are quite typical for thiourea compounds of this class. The molecule exists in the solid state in its thione form with typical thiourea C=S and C=O bond lengths, as well as shortened C-N
M. Khawar Rauf +17 more
core +1 more source
Crystal structure of 2-benzamido-N-(2,2-diethoxyethyl)benzamide
Acta Crystallographica Section E: Crystallographic Communications, 2015 In the title compound, C20H24N2O4, both peptide bonds adopt a trans configuration with respect to the —N—H and —C=O groups. The dihedral angle between the aromatic rings is 53.58 (4)°. The molecular conformation is stabilized by an intramolecular N—H...O
Abdelaaziz Ouahrouch +4 more
doaj +1 more source
Tetraammonium Tetrametaphosphimate Tetrahydrate [PDF]
, 1998 The tetrametaphosphimate ring in the title compound, (NH4)4+(PO2NH)4-.4H2O exhibits a chair conformation. The tetrametaphosphimate rings are linked by N-HO bonds forming columns along [100].
Schnick, Wolfgang, Stock, Norbert
core +1 more source
2-(2-Fluorophenyl)-3-hydroxy-4H-chromen-4-one
IUCrData, 2018 The asymmetric unit of the title compound, C15H9FO3, contains two independent molecules in which the fluorine-substituted benzene ring is twisted by 47.64 (3) and 56.02 (4)° relative to the 4H-chromenon skeleton.
Dongsoo Koh
doaj +1 more source
1-[5-(3,5-Dimethoxyphenyl)-3-(2-methoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl]ethanone
IUCrData, 2021 In the title compound, C20H22N2O4, two benzene rings bearing methoxy substituents are connected by a central acetylpyrazoline ring: the dihedral angle between the benzene rings is 83.7 (1)°.
Miri Yoo, Dongsoo Koh
doaj +1 more source
Hydrogen-bonding interactions in the crystalline-phase structures of cinnamic acid derivatives [PDF]
, 1999 Secondary interactions responsible for the crystalline-phase structures of various cinnamic acids and cinnamic acid esters drawn from the Cambridge Structural Database were studied with the help of the Cerius package implemented on an SGI workstation ...
Pálinkó, István
core +1 more source
Acta Crystallographica Section E: Crystallographic Communications, 2015 The title compound, C30H48O2, contains a fused four-ring triterpenoid system. In the molecule, the two cyclohexane rings adopt a chair conformation and a twist boat conformation, respectively, the central cyclohexene ring adopts a half-chair conformation
Jun-Jun Ge, Pian Chen, Xiao-Xia Ye
doaj +1 more source