Zobrazeno 1 - 10
of 70
pro vyhledávání: '"B. P. Siddaraju"'
Autor:
T. N. Sanjeeva Murthy, Zeliha Atioğlu, Mehmet Akkurt, M. K. Veeraiah, Ching Kheng Quah, C. S. Chidan Kumar, B. P. Siddaraju
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 2, Pp 124-128 (2019)
The molecular structure of the title compound, C13H7Cl3OS, consists of a 2,5- dichlorothiophene ring and a 2-chlorophenyl ring linked via a prop-2-en-1-one spacer. The dihedral angle between the 2,5-dichlorothiophene and 2-chlorophenyl rings is 9.69
Externí odkaz:
https://doaj.org/article/cc3bd2534bc24f72912be192525e289a
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 2, Pp 264-267 (2019)
In the title chalcone derivative, C15H9BrCl2O, the aryl rings are inclined to each by 14.49 (17)°, and the configuration about the C=C bond is E. There is a short intramolecular C—H...Cl contact present resulting in the formation of an S(6) ring m
Externí odkaz:
https://doaj.org/article/98c8a60e4e68421ca75f86bda9d6c7e8
Autor:
T. N. Sanjeeva Murthy, Zeliha Atioğlu, Mehmet Akkurt, C. S. Chidan Kumar, M. K. Veeraiah, Ching Kheng Quah, B. P. Siddaraju
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 9, Pp 1201-1205 (2018)
The molecular structure of the title compound, C13H6Cl4OS, consists of a 2,5-dichlorothiophene ring and a 2,4-dichlorophenyl ring linked via a prop-2-en-1-one spacer. The dihedral angle between the 2,5-dichlorothiophene ring and the 2,4-dichloropheny
Externí odkaz:
https://doaj.org/article/fc1b2fdacb074de29c0d15dee1350f39
Autor:
T. N. Sanjeeva Murthy, S. Naveen, C. S. Chidan Kumar, M. K. Veeraiah, Ching Kheng Quah, B. P. Siddaraju, Ismail Warad
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 8, Pp 1134-1137 (2018)
In the title chalcone–thiophene derivative, C13H6Cl3FOS, the aromatic rings are inclined to one another by 12.9 (2)°, and the thiophene ring is affected by π-conjugation. In the crystal, molecules are linked by C—H...F hydrogen bonds, forming a
Externí odkaz:
https://doaj.org/article/5c03da39d1f84b42a10aa1b37ff9ede7
Autor:
S. N. Sheshadri, Zeliha Atioğlu, Mehmet Akkurt, M. K. Veeraiah, Ching Kheng Quah, C. S. Chidan Kumar, B. P. Siddaraju
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 8, Pp 1063-1066 (2018)
In the molecule of the title compound, C17H14BrFO3, the aromatic rings are tilted with respect to the enone bridge by 13.63 (14) and 4.27 (15)°, and form a dihedral angle 17.91 (17)°. In the crystal, centrosymmetrically related molecules are linked
Externí odkaz:
https://doaj.org/article/392c1bc4fdd24a04a1fde24e12715418
Autor:
S. N. Sheshadri, Zeliha Atioğlu, Mehmet Akkurt, C. S. Chidan Kumar, Ching Kheng Quah, B. P. Siddaraju, M. K. Veeraiah
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 7, Pp 935-938 (2018)
In title compound, C17H15ClO3, the dihedral angle between the benzene and chlorophenyl rings is 18.46 (7)°. In the crystal, molecules are linked by C—H...O hydrogen contacts, enclosing an R22(14) ring motif, and by a further C—H...O hydrogen con
Externí odkaz:
https://doaj.org/article/088cb93ab3374fc592e7bb5eeb57671b
Autor:
S. N. Sheshadri, Huey Chong Kwong, C. S. Chidan Kumar, Ching Kheng Quah, B. P. Siddaraju, M. K. Veeraiah, Muhammad Aiman Bin Abd Hamid, Ismail Warad
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 5, Pp 752-756 (2018)
In the cation of the title salt, C20H19N2O+·Br−, the phenyl rings are inclined to one another by 38.38 (8)°, whereas the central phenyl ring and the pyridiniminium ring are almost perpendicular with a dihedral angle of 87.37 (9)°. The N+=C catio
Externí odkaz:
https://doaj.org/article/6a5f3a1f12f34871bf4c5459e26e4667
Autor:
H. S. Yeshwanthkumar, P. Nagendra, B. P. Siddaraju, K. C. Chaluvaraju, K. Byrappa, N. K. Lokanath, S. Madan Kumar
Publikováno v:
IUCrData, Vol 1, Iss 7, p x161204 (2016)
In the title compound, C14H11Cl2NO2, the dihedral angle between the phenyl rings is 8.60 (17)° and the nitro group makes a dihedral anle of 29.4 (4)° with its attached ring. The crystal structure features C—H...O hydrogen bonds and π–π intera
Externí odkaz:
https://doaj.org/article/d276e12dc5cc4e01bee4e79828c89bcf
Publikováno v:
IUCrData, Vol 1, Iss 1, p x160014 (2016)
In the title molecular salt, C16H26NO2+·C7H4ClO2−, {systematic name: [2-hydroxy-2-(3-methoxyphenyl)cyclohexylmethyl]dimethylammonium 2-chlorobenzoate}, the cyclohexane ring of the cation exhibits a chair conformation with the aromatic and amine su
Externí odkaz:
https://doaj.org/article/01adba2f864042f5a29010204c1364d1
Autor:
S. N. Sheshadri, P. Nagendra, B. P. Siddaraju, K. H. Hemakumar, K. Byrappa, N. K. Lokanath, S. Madan Kumar
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 11, Pp o864-o865 (2015)
The title compound, C16H26NO2+·C7H5O2−, is a benzoate salt of the painkiller Tramadol. The six-membered cyclohexane ring of the cation adopts a slightly distorted chair conformation and carries OH and 3-methoxyphenyl substituents at the 2-position
Externí odkaz:
https://doaj.org/article/809109e830d7474ba8db4624e7d1bf03