496949-79-2Relevant articles and documents
Unexpected formation of pyrrolo[2,1-b]thiazoles by rearrangement of α-hydroxydihydro-1,4-thiazines
Hahn, Hoh-Gyu,Dal Nam, Kee,Mah, Heduck
, p. 1697 - 1704 (2007/10/03)
A new synthesis of pyrrolo [2,1-b]thiazoles (5) is described. Hydrolysis of acetoxy dihydro-1,4-thiazine (2) prepared by Pummerer reaction of dihydro-1,4-thiazine sulfoxide gave the intermediate α-hydroxy sulfide (4). Dehydration of 4 gave pyrrolo[2,1-b]t