6-Bromo-3-(dibromoacetyl)-2Hchromen-2-one (2007)
Chopra, Deepak, Venugopala, KN, Rao, GK
In the title compound, $C_11H_5Br_3O_3$, the coumarin group is planar [maximum deviation from the mean plane is 0.032 (3) \AA] and makes a dihedral angle of $19.9 (3)^o$ with the dibromoacetyl group....
(2Z,3E)-2,3-Bis(2-thienylmethylene)-succinic acid methanol hemisolvate (2007)
Venugopala, KN, Girija, CR, Chopra, Deepak, Begum, Noor Shahina, Rao, GK
0In the title compound, $C_{14}H_{10}O_4S_2.0.5CH_3OH$ the molecule adopts a gauche conformation around the central $C-C$ bond. Intermolecular $O-H^{...}O$ hydrogen bonds between carboxyl groups link...