BERNSTEIN, P. R.;VACEK, E. P., SYNTHESIS,(1987) N 12, 1133-1134
作者:BERNSTEIN, P. R.、VACEK, E. P.
DOI:——
日期:——
Heterocyclic amides
申请人:ICI AMERICAS INC.
公开号:EP0179619B1
公开(公告)日:1990-09-05
US4997844A
申请人:——
公开号:US4997844A
公开(公告)日:1991-03-05
Improved Conditions for the Formation of Tetrazoles
作者:P. R. Bernstein、E. P. Vacek
DOI:10.1055/s-1987-28199
日期:——
Tetrazoles can be prepared from nitriles and sodium azide in improved yield over shorter reaction time using triethylammonium chloride as the catalyst and 1-methyl-2-pyrrolidinone as the solvent.