Azelaic acid
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Description
A yellowish to white crystalline powder made by the oxidation of Oleic acid. Azelaic acid is formed during the drying of Linseed oil by the oxidative scission of some of the C18 fatty acids. It is found as a constituent in the chromatographic analysis of dried linseed oil. Azelaic acid is also added to alkyds, [[polyamide|polyamides], polyesters, and polyurethanes as a plasticizer.
Synonyms and Related Terms
nonanedioic acid; 1,7-heptanedicarboxylic acid; lepargylic acid; anchoic acid; azeleic acid
Risks
- Incompatible with strong bases, strong reducing or oxidizing agents.
- Decomposition may produce toxic fumes.
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in hot water, ethanol and organic solvents.
| Composition | HOOC(CH2)7COOH |
|---|---|
| CAS | 123-99-9 |
| Melting Point | 106.5 C |
| Density | 1.029 g/ml |
| Molecular Weight | mol. wt.=188.22 |
| Boiling Point | 365 C (dec) |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- John S. Mills, Raymond White, The Organic Chemistry of Museum Objects, Butterworth Heineman, London, 2nd ed., 1994
- The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 910
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 17
- Wikipedia: http://en.wikipedia.org/wiki/Azelaic_acid (Accessed Mar. 20, 2006)