97942-38-6Relevant articles and documents
STEREOCHEMICAL STUDIES, 66. SATURATED HETEROCYCLES, 51. SYNTHESIS OF STEREOISOMERIC 1,3-THIAZINES WITH CONDENSED SKELETON
Simon, Lajos,Talpas, Gizella S.,Fulop, Ferenc,Bernath, Gabor,Sohar, Pal
, p. 37 - 42 (2007/10/02)
cis- and trans-4,5-Tetramethylene-4,5-dihydro-6H-1,3-thiazines (2) were synthesized by heating the corresponding oxazines (1) with phosphorus pentasulfide.In the case of the 5,6-polymethylene analogues, trans-1,3-thiazines (4) were obtained from cis-1,3-o