| 发明名称 |
PREPARATION OF PESTICIDAL BENZYL ESTERS |
| 摘要 |
<p>Process for the preparation of an ester of the general formula:- II wherein R is an optionally substituted alkyl or cycloalkyl group and A is phenoxy, phenylthio or benzyl, which comprises reacting a benzaldehyde of the formula: III with an acyl halide of the formula R.CO.Hal (wherein Hal is bromide or chloride) in the presence of water, a water-soluble cyanide, a substantially water-immiscible aprotic solvent and a phase transfer catalyst.</p> |
| 申请公布号 |
IN143789(B) |
申请公布日期 |
1978.02.11 |
| 申请号 |
IN1977CA29119 |
申请日期 |
1977.02.28 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH |
发明人 |
SHELDON R;WOOD D;BEEN P;MASON R |
| 分类号 |
C07B61/00;A01N;A01N29/00;A01N31/04;A01N37/34;A01N37/36;A01N53/00;B01J31/00;B01J31/02;C07C;C07C41/00;C07C43/00;C07C47/54;C07C67/00;C07C69/00;C07C69/02;C07C69/74;C07C69/76;C07C253/00;C07C253/14;C07C253/16;C07C255/14;C07C255/38;C07C255/39;C07C255/53;C07C313/00;C07C319/20;C07C323/62;(IPC1-7):C07C135/00 |
主分类号 |
C07B61/00 |
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