1064654-42-7Relevant articles and documents
New iminophosphorane-mediated synthesis of thieno[3′,2′:4,5]thieno[3,2-d]pyrimidin-4(3H)-ones and 5H-2,3-dithia-5,7-diaza-cyclopenta[c,d]indenes
Liu, Ming-Guo,Hu, Yang-Gen,Ding, Ming-Wu
, p. 9052 - 9059 (2008/12/22)
Mono(iminophosphorane) 4 was selectively prepared from the reaction of 3,4-diaminothieno[2,3-b]thiophene 3 with excess triphenylphosphine, C2Cl6, and Et3N due to intramolecular double hydrogen bond formation. Mono(iminopho