Phospholipid derivative and reactive vesicle-forming agent
US5463066A · kind A · utility
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4Claims
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Key dates
| Filing date | Dec 5, 1994 |
| Grant date | Oct 31, 1995 |
| Priority date | — |
| Expiry date | Dec 5, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G65/335
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A novel and useful phospholipid derivative to be used for a reactive vesicle-forming agent, which is represented by the following general formula (1): ##STR1## in which R.sup.1 C(.dbd.O) and R.sup.2 C(.dbd.O) represent each an aliphatic acyl group, R.sup.3 denotes hydrogen atom or methyl group, OA represents an oxyalkylene group of 2-4 carbon atoms, n indicates the average addition mole number of added oxyalkylene group and is 1-1,000, p is 0 or 1, X represents ##STR2## with q and r being each an integer of 0 to 4 or 1 to 4, respectively, and M denotes hydrogen atom or an alkali metal atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.