1228467-86-4Relevant articles and documents
Facile synthesis of 2-alkylthio-5,6,7,8-tetrahydrobenzothieno[2,3-d]- Pyrimidin-4(3H)-ones
Zeng, Xiao-Hua,Liu, Min,Ding, Ming-Wu,He, Hong-Wu
experimental part, p. 1453 - 1460 (2010/07/08)
Isothiocyanate 2, obtained from aza-Wittig reaction of iminophosphorane 1 with CS2, reacted with amine to give 2-thioxo-2,3,5,6,7,8- hexahydrobenzothieno[2,3-d]pyrimidin-4(1H)-ones 4 in the presence of sodium ethoxide. S-Alkylation of 4 produced 2-alkylth