作者:Harjit Singh、Subodh Kumar
DOI:10.1016/s0040-4020(01)86799-5
日期:1987.1
Glycine and anthranilic acid with 4-isothiocyanato-butan-2-one (1) gives 3-(3-oxobutyl)-4-oxoimidazolidine-2-thione (11) and 3-(3-oxobutyl)-2-thioxoquinazolin-4-one (15) whereas with 4-isothiocyanato-4-methylpentan-2-one (2), having a gem-dimethyl group at the carbon bearing isothiocyanate group, tetrahydro-7,7,8a-trimethyl-5-thioxo-6H-oxazolo[3,2-c] pyrimidine-2(3H)-one (14) and 2,3,4,4a-tetrahydro-3
甘氨酸和邻氨基苯甲酸与4-异硫氰酸根合-丁烷-2-酮(1)生成3-(3-氧代丁基)-4-氧代咪唑烷-2-硫酮(11)和3-(3-氧代丁基)-2-硫代喹唑啉-4 -一(15),而4-异硫氰酸根合-4-甲基戊烷-2-一(2),在带有异硫氰酸酯基的碳原子上具有宝石二甲基,四氢7,7,8a-三甲基-5-硫代-6H -oxazolo [3,2-c]嘧啶-2(3H)-一(14)和2,3,4,4a-四氢-3,3,4a-三甲基-1-thioxo-1H,6H-嘧啶[1形成了,6a] [3,1]-苯并嗪-6-(17)。