Carboxylic acid-type lipid

Details Carboxylic acid-type lipid Carboxylic acid-type lipid

2005-09-27

2005-09-27

Carr, Deborah D. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Fatty compounds having an acid moiety which contains the...

C554S056000, C554S057000, C424S450000, C564S123000, C514S023000

Reexamination Certificate

active

06949663

ABSTRACT:
As a negatively charged lipid that can stably add negative charges to the surface of vesicles without side effects, the carboxyl acid-type lipid of the following general formula [1]:[wherein R1, R2and R3represent substituents of which one is represented by the following general formula [X]:(wherein M is a hydrogen atom or monovalent cation, and m is an integer of 1 to 5 that represents the methylene chain length), and the other two are chained hydrocarbon groups; A1, A2and A3are the same or different substituents selected from the group consisting of C(O)O, CONH or NHCO; and n is an integer of 1 to 3 that represents the methylene chain length) is provided.

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