Synthesis and properties of dihetaryl-substituted furanones. Synthesis of photochromic dithienylethenes containing a furanone bridging fragment
作者:M. M. Krayushkin、D. V. Pashchenko、B. V. Lichitskii、T. M. Valova、Yu. P. Strokach、V. A. Barachevskii
DOI:10.1134/s1070428006120104
日期:2006.12
The reaction of 2,5-dimethylthiophen-3-ylacetic acid with 2,5-dimethylthiophen-3-ylacetyl chloride gave 3,4-bis(2,5-dimethylthiophen-3-yl)furan-2(5H)-one which was converted into a series of 5-methylidene and 5-arylmethylidene derivatives.