Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Dong-sheng Ma"'
Publikováno v:
Molecules, Vol 15, Iss 3, Pp 1154-1160 (2010)
(S)-N-methylpyrrolidine-2-carboxylate, a derivative of natural L-proline, was found to be an efficient ligand for the copper-catalyzed Goldberg-type N-arylation of amides with aryl halides under mild conditions. A variety of N-arylamides were synthes
Externí odkaz:
https://doaj.org/article/02047b6707a1421fa953ed2c21a868f2
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 1, Pp o83-o83 (2012)
In the title molecule, C9H10N4S, the dihedral angle between the benzene and triazole rings is 81.05 (5)°. In the crystal, N—H...N hydrogen bonds link the molecules into infinite zigzag chains along [010].
Externí odkaz:
https://doaj.org/article/9659de1e08f8424aab8b1e1fd3c0a928
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 12, Pp o3261-o3261 (2011)
In the title compound, C8H8ClNO, the acetamide group is twisted out the benzene plane with a dihedral angle of 83.08 (1)°. In the crystal, molecules are linked by N—H...O hydrogen bonds, forming layers parallel to the ab plane.
Externí odkaz:
https://doaj.org/article/1f63a8642a1d49b484af7ddef0bc0c99
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 8, Pp o2088-o2088 (2011)
In the title compound, C8H7ClN4, the phenyl and tetrazole rings are inclined at a dihedral angle of 67.52 (6)°. In the crystal, molecules are linked by an N—H...N hydrogen bond into a chain structure along [010]. π–π interactions with centroid
Externí odkaz:
https://doaj.org/article/bc945ca765f14644844161bb513a8b20
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 7, Pp m787-m787 (2010)
In the title compound, [Cu(CH3COO)2(C18H16N2O2)]·4H2O, the CuII ion is six-coordinated in a Jahn–Teller-distorted octahedral geometry environment defined by four O atoms and two N atoms. A chain structure along [100] is built up by intermolecular
Externí odkaz:
https://doaj.org/article/a943adf920e146938bed11bf749c8cff
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 6, Pp m701-m701 (2010)
In the title compound, [Cu(CH3COO)2(C18H16N2O2)]·H2O, the CuII ion is six-coordinated in a typically Jahn–Teller distorted octahedral environment defined by two O and two N atoms from the ligand and two O atoms from acetate anions. A linear chain
Externí odkaz:
https://doaj.org/article/4b9b50098d454836b7af861611df9398
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 11, Pp o2756-o2756 (2009)
In the title compound, C10H8N2O10·2H2O, the skeleton of the dicarboxylic acid molecule is approximately planar, the largest deviation being 0.477 (1) Å for an O atom of a nitro group; this nitro group is twisted out of the plane of the ring by 24.6
Externí odkaz:
https://doaj.org/article/176c17dcc9cb40b3b7f4f52d1ff6e9fa
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 10, Pp o2456-o2456 (2009)
The skeletons of both independent molecules of the carboxylic acid hemihydrate, C10H8N2O10·0.5H2O, are approximately planar [maximum deviations 0.642 (3) and 0.468 (1) Å]. The deviations arise from the twisting of the nitro groups with respect to t
Externí odkaz:
https://doaj.org/article/75a817657ede4079a5fc93fe76608821
Autor:
Dong-Sheng Ma
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 12, Pp m1523-m1523 (2008)
In the title coordination polymer, {[NaZn(C11H8NO6)(H2O)3]·2H2O}n, the Zn atom is coordinated in a distorted tetrahedral environment by three carboxylate O atoms from two (4-carboxylatophenylimino)diacetate ligands and one water molecule; the Na ato
Externí odkaz:
https://doaj.org/article/2310d752d6d3448ca38b2ba9a804cab8
Autor:
Dong-Sheng Ma
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 12, Pp o2299-o2299 (2008)
In the title compound, C7H7NO4S, the nitro group is twisted by 10.2 (5) ° out of the plane of the benzene ring. Inversion-related molecules are linked by non-classical C—H...O hydrogen bonds into dimers featuring an R22(10) motif.
Externí odkaz:
https://doaj.org/article/92491af55cc14cc1a46b57d7edd44139