| 发明名称 |
DISAZO PIGMENTS AND PROCESS FOR THEIR MANUFACTURE |
| 摘要 |
<p>1454338 Isopropylcarbonyl phenyl ester derivatives CIBA-GEIGY AG 14 May 1974 [16 May 1973] 21334/74 Heading C2C [Also in Division C4] 4 - Methoxy - 3 - aminobenzoic acid -4<SP>1</SP>- isopropoxy carbonyl - phenyl ester is preparedin a sequence of operations: 4-methoxy-3-nitrobenzoyl chloride is condensed with 4-hydroxy benzoic acid isopropyl ester. The resulting 4- methoxy - 3 - nitrobenzoic acid - 4<SP>1</SP> - isopropoxycarbonyl-phenyl ester is hydrogenated in ethanol/ Raney nickel to give 4-methoxy-3-aminobenzoic acid-4<SP>1</SP>-isopropoxy carbonyl-phenyl ester.</p> |
| 申请公布号 |
CA1032535(A) |
申请公布日期 |
1978.06.06 |
| 申请号 |
CA19740199066 |
申请日期 |
1974.05.06 |
| 申请人 |
CIBA-GEIGY AG |
发明人 |
RONCO, KARL |
| 分类号 |
C08K5/00;C08K5/22;C08L1/00;C08L27/00;C08L67/00;C09B33/147;C09B43/38 |
主分类号 |
C08K5/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
