作者:Subhash C. Jain、Juhi Sinha、Sunita Bhagat、W. Errington、Carl E. Olsen
DOI:10.1081/scc-120015810
日期:2003.1.4
nyl-3-pyrazolin-4-yl-imino)-indol-2-ones in quantitative yields which upon cyclocondensation with mercaptoacetic acid afforded a series of new spiro heterocycles 3′-(2,3-dimethyl-5-oxo-1-phenyl-3-pyrazolin-4-yl) spiro[3H-indol-3,2′-thiazolidine]-2,4′-diones.
摘要 适当的 indol-2,3-diones 与 4-aminoantipyrine 的反应导致了迄今为止未知的 3-(2,3-dimethyl-5-oxo-1-phenyl-3-pyrazolin-4-yl-imino )-indol-2-ones 在定量收率后与巯基乙酸环缩合得到一系列新的螺杂环 3'-(2,3-二甲基-5-氧代-1-苯基-3-吡唑啉-4-基)螺[3H-吲哚-3,2'-噻唑烷]-2,4'-二酮。