| 发明名称 |
LINEAR POLYESTER SALTS OF LACTIC ACID AND GLYCOLIC ACID USEFUL AS DELAYED RELEASE MATRICES FOR PHARMACEUTICALS |
| 摘要 |
<p>Polyester salts of the formula wherein X is an alkali metal, hydrogen or a combination of the two; R is methyl or hydrogen and m has a value from about 3 to about 30. These novel linear polyester salts find utility as absorbably matrix materials for depot drug dosage forms.</p> |
| 申请公布号 |
CA1074812(A) |
申请公布日期 |
1980.04.01 |
| 申请号 |
CA19760254148 |
申请日期 |
1976.06.04 |
| 申请人 |
AMERICAN HOME PRODUCTS CORPORATION |
发明人 |
TSUK, ANDREW G. |
| 分类号 |
C07C69/675;A61K9/20;A61K9/26;A61K47/34;C08G63/00;C08G63/06;C08G63/12;C08G63/91;(IPC1-7):07C59/08 |
主分类号 |
C07C69/675 |
| 代理机构 |
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代理人 |
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| 地址 |
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