3,4-Dihydro-2H-1,3,5-thiadiazines substituted at the 3 and 6 positions were synthesized by treatment of N-substituted N,N-bis(1H-1,2,3-benzotriazol-1-ylmethyl)-amines with thioamides and zinc bromide in dry CH2Cl2 at room temperature for 48-60 h in 48-80% yields.
3,4-Dihydro-2H-1,3,5-thiadiazines substituted at the 3 and 6 positions were synthesized by treatment of N-substituted N,N-bis(1H-1,2,3-benzotriazol-1-ylmethyl)-amines with thioamides and zinc bromide in dry CH2Cl2 at room temperature for 48-60 h in 48-80% yields.
Katritzky, Alan R.; Rachwal, Stanislaw; Rachwal, Bogumila, Journal of the Chemical Society. Perkin transactions I, 1987, p. 799 - 804
作者:Katritzky, Alan R.、Rachwal, Stanislaw、Rachwal, Bogumila
DOI:——
日期:——
Benzotriazole Mediated Synthesis of Some 5-Alkyl-Dihydro-4H-1,3,5-Dithiazines
作者:Naseem Peerzada、Ian Neely
DOI:10.1080/00397910008087380
日期:2000.2
An efficient synthesis of N-substituted dihydro-4H-1,3,5-dithiazines is described. N,N-Bis(benzotriazolylmethyl) alkylamines 1 smoothly under go cyclisation reaction in the presence of formaldehyde and hydrogen sulfide to give 5-substituted dihydro-4H-1,3,5-dithiazines 2.
KATRITZKY A. R.; RACHWAL S.; RACHWAL B., J. CHEM. SOC. PERKIN TRANS.,(1987) N 4, 799-804
作者:KATRITZKY A. R.、 RACHWAL S.、 RACHWAL B.
DOI:——
日期:——
Synthesis of 3,4-Dihydro-2<i>H</i>-1,3,5-thiadiazines
作者:Alan R. Katritzky、Anatoliy V. Vakulenko、Yong-Jiang Xu、Peter J. Steel
DOI:10.1021/jo020033s
日期:2002.7.1
3,4-Dihydro-2H-1,3,5-thiadiazines substituted at the 3 and 6 positions were synthesized by treatment of N-substituted N,N-bis(1H-1,2,3-benzotriazol-1-ylmethyl)-amines with thioamides and zinc bromide in dry CH2Cl2 at room temperature for 48-60 h in 48-80% yields.