2-Phenyl-1,3-selenazole-4-carboxylic acid
نویسندگان
چکیده
In the title compound, C(10)H(7)NO(2)Se, the two rings are twisted, making a dihedral angle of 12.42 (9)°. In the crystal, pairs of mol-ecules are disposed about an inversion center, generating O-H⋯O hydrogen-bonded dimers.
منابع مشابه
Tris(1,10-phenanthroline-κ2 N,N′)zinc(II) chloride 2-phenyl-4-selenazole-5-carboxylate decahydrate
The asymmetric unit of the title salt, [Zn(C(12)H(8)N(2))(3)](C(10)H(6)NO(2)Se)Cl·10H(2)O, contains a [Zn(phen)(3)](2+) cation (phen is 1,10-phenanthroline), uncoordinated chloride and 2-phenyl-4-selenazole-5-carboxyl-ate anions and ten uncoord-in-ated water mol-ecules. The central Zn(II) ion is six-coordinated by six N atoms from three phen ligands in a distorted octa-hedral geometry. An exten...
متن کامل[2-(4-Chlorophenyl)-1,3-selenazol-4-yl]methanol
In the title compound, C10H8ClNOSe, the dihedral angle between benzene and selenazole rings is 11.4 (3)° and the hy-droxy-methyl group is bent from the selenazole ring, making a dihedral angle of 63.8 (3)°. In the crystal, mol-ecules are linked into inversion dimers by pairs of O-H⋯N hydrogen bonds. Roof-tile-like stacking of the mol-ecules along [010] [b = 4.5707 (4) Å] is observed, with the b...
متن کامل(2R,4R)-3-(tert-Butoxycarbonyl)-2-(3-chlorophenyl)-1,3-thiazolidine-4-carboxylic acid monohydrate
In the title compound, C(15)H(18)ClNO(4)S·H(2)O, the thia-zolidine ring displays a half-chair conformation. In the crystal, the water mol-ecules are linked to the organic acid mol-ecules via inter-molecular O-H⋯O hydrogen bonds.
متن کاملBis(5-methyl-1-phenyl-1H-1,2,3-triazole-4-carboxylic acid) monohydrate
The crystal structure of the title compound, 2C(10)H(9)N(3)O(2)·H(2)O, synthesized from azido-benzene and ethyl acetyl-acetate, is stabilized by O-H⋯O and O-H⋯N hydrogen bonds.
متن کاملSynthesis of new 1,3-oxazolyl-7-chloroquinazolin-4(3H)ones and evaluation of their antimicrobial activities.
2-[2-(2,6-Dichlorophenyl)amino]phenylmethyl-3-{4-[(substituted phenyl)amino]-1,3-oxazol-2-yl)-7-chloroquinazolin-4(3H)ones 5a-o have been prepared from 2-[(2,6-dichloro phenyl)amino]phenyl acetic acid 1, which was converted to acid chloride 2 and cyclized with anthranilic acid afforded benzoxazin-4(H)ones 3. Further reaction with urea gave carboxamide-7-chloroquinazolin-4(3H)ones 4 cyclized wit...
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