发明授权
US4782173A Synthesis of methionine hydroxy analog or derivative, and esters
thereof; synthesis of 1-acyloxy-4-hydrocarbylthiopropene, and products
失效
甲硫氨酸羟基类似物或衍生物及其酯的合成; 合成1-酰氧基-4-烃基硫代丙烯,以及产物
- 专利标题: Synthesis of methionine hydroxy analog or derivative, and esters thereof; synthesis of 1-acyloxy-4-hydrocarbylthiopropene, and products
- 专利标题(中): 甲硫氨酸羟基类似物或衍生物及其酯的合成; 合成1-酰氧基-4-烃基硫代丙烯,以及产物
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申请号: US520042申请日: 1983-08-03
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公开(公告)号: US4782173A公开(公告)日: 1988-11-01
- 发明人: James D. Burrington , Mark C. Cesa
- 申请人: James D. Burrington , Mark C. Cesa
- 申请人地址: OH Cleveland
- 专利权人: The Standard Oil Company
- 当前专利权人: The Standard Oil Company
- 当前专利权人地址: OH Cleveland
- 主分类号: C07C325/00
- IPC分类号: C07C325/00 ; C07C67/00 ; C07C313/00 ; C07C319/20 ; C07C323/14 ; C07C323/50 ; C07C323/52 ; C07C327/22 ; C07C153/09 ; C07C149/20
摘要:
Discloses (1) reacting a 3-(hydrocarbylthio) propionaldehyde with a compound ##STR1## (2) reacting latter compound with CO and R"YH where y is O or S to make (3) hydrolyzing this compound; (4) certain new 1-acyloxy-3-methylthiopropenes and (5) the methyl ester of 2-acetoxy-4-(methylthio)thiobutanoic acid.
公开/授权文献
- US5227509A Process for manufacture of organic esters of strong acids 公开/授权日:1993-07-13
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