2,6,7-Trioxa-1-phosphabicyclo[2.2.2]octan-4-ylmethanol 1-sulfide (2009)
Qi Yang, Ye-qin Zhang, Jian-qian Huang, Jian Men, Guo-wei Gao
The title compound, C5H9O4PS, was synthesized by the reaction of pentaerythritol with thiophosphoryl chloride. In the crystal structure, the three six-membered rings all adopt boat conformations....
2,2′-Dimethyl-4,4′-(sulfonyldi-p-phenylene)dibut-3-yn-2-ol dihydrate (2009)
Shi-xu Yi, Jian Men, Yang Wang, Yong Xiao, Guo-wei Gao
The asymmetric unit of the title compound, C22H22O4S·2H2O, contains one quarter of the organic molecule and one half water molecule, the site symmetries of the S atom and the water O atom being...
Tetramethyl 4,4′-carbonylbis(benzene-1,2-dicarboxylate) (2009)
Xin-Yi Zhu, Guo-Wei Gao, Jian Men, Seik Weng Ng
In the molecule of the title compound, C21H18O9, the two aromatic rings are aligned at an angle of 49.7 (1)°.
Bis[4-(3-aminophenoxy)phenyl] ketone (2009)
Yang Wang, Xin-yi Zhu, Xiao-yan Ma, Guo-wei Gao, Jian Men
In the molecule of the title compound, C25H20N2O3, the dihedral angles formed by adjacent benzene rings are 66.75 (8), 48.37 (8) and 71.43 (9)°. In the crystal structure,...
1,1′-Biphenyl-2,3,3′,4′-tetracarboxylic acid monohydrate (2008)
Yan Jiang, Jian Men, Chong-Yi Liu, Yan Zhang, Guo-Wei Gao
In the organic molecule of the title compound, C16H10O8·H2O, the dihedral angle between the two benzene rings is 42.30 (11)°. Extensive O—H...O hydrogen bonding helps to...
1,1,3-Trimethyl-3-phenylindane (2008)
Jian Men, Mei-Jia Yang, Yan Jiang, Hua Chen, Guo-Wei Gao
In the title compound, C18H20, the five-membered ring of the indane fragment adopts an envelope conformation, with the flap atom deviating by 0.399 (3) Å from the plane of the...
Tetramethyl biphenyl-2,3,3′,4′-tetracarboxylate (2008)
Guo-wei Gao, Xiao-yan Ma, Yan Jiang, Wei Chen, Jian Men
The asymmetric unit of the title compound, C20H18O8, contains two molecules with small geometric differences. The dihedral angles between the benzene rings are 62.94 (12) and...
1,1,3-Trimethyl-3-(4-nitrophenyl)indane (2008)
Jian Men, Shi-Xu Yi, Fang Bo, Hua Chen, Guo-Wei Gao
In the title compound, C18H19NO2, the five-membered ring of the indane fragment adopts an envelope conformation, with the unsubstituted C atom, acting as the flap atom, deviating by...
5-(2-Phenylethynyl)isobenzofuran-1,3-dione (2008)
Mei-Jia Yang, Jian Men, Xiao-Yan Ma, Shi-Xu Yi, Guo-Wei Gao
The title compound, C16H8O3, was synthesized by the Pd-coupling reaction of phenylacetylene with 4-bromophthalic anhydride. The phenyl and isobenzofurane rings are nearly coplanar, forming a dihedral...