摘要:
Cyclopentadienones react with EtO2CN=S=O and related N=S reagents to provide ready syntheses of 1,2,5-thiadiazolidines (8, 12, 17), diaminosulfanes (11, 13), an aminocyclopentenone (10) and the first unoxidised 1,2,3-oxathiazolidine (16), all in a mechanistically rational manner. (C) 2003 Elsevier Ltd. All rights reserved.