Synthesis of 3,3,6,6-tetramethyl-1,4-dioxane-2,5-dione
作者:E. N. Zil'berman、V. N. Salov、V. V. Leshin、N. B. Matin
DOI:10.1007/bf00506093
日期:1983.7
Lehmann; Oertel, CHEMTECH, 1959, vol. 11, p. 453
作者:Lehmann、Oertel
DOI:——
日期:——
ZILBERMAN, E. N.;SALOV, V. N.;LESHIN, V. V.;MATIN, N. B., XIMIYA GETEROTSIKL. SOEDIN., 1983, N 7, 906-907
作者:ZILBERMAN, E. N.、SALOV, V. N.、LESHIN, V. V.、MATIN, N. B.
DOI:——
日期:——
METHOD FOR DEHYDRATING ALPHA-SUBSTITUTED CARBOXYLIC ACIDS
申请人:MAY Alexander
公开号:US20160090344A1
公开(公告)日:2016-03-31
The present invention describes a process for preparing alpha-beta-unsaturated carboxylic acids by dehydration of hydroxycarboxylic or alkoxycarboxylic acids which are substituted in the alpha position, in particular 2-hydroxyisobutyric acid, while avoiding accumulation of by-products and additives.