Catalpic acid

Catalpic acid
Names
	IUPAC name (9E,11E,13Z)-octadeca-9,11,13-trienoic acid
Identifiers
CAS Number	4337-71-7 ;
3D model (JSmol)	Interactive image;
ChemSpider	4532629 ;
PubChem CID	5385589;
	InChI InChI=1S/C18H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h5-10H,2-4,11-17H2,1H3,(H,19,20)/b6-5-,8-7+,10-9+ Key: CUXYLFPMQMFGPL-WJTNUVGISA-N ; InChI=1/C18H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h5-10H,2-4,11-17H2,1H3,(H,19,20)/b6-5-,8-7+,10-9+ Key: CUXYLFPMQMFGPL-WJTNUVGIBJ;
	SMILES O=C(O)CCCCCCC/C=C\C=C\C=C/CCCC;
Properties
Chemical formula	C18H30O2
Molar mass	278.44 g/mol
Melting point	32 °C (90 °F; 305 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Catalpic acid is a conjugated polyunsaturated fatty acid. The melting point of this fatty acid is 32 °C. Catalpic acid occurs naturally in the seeds of Catalpa ovata and Southern Catalpa (Catalpa bignonioides). Seeds of Catalpa species contain about 40% catalpic acid.[1]

References

Gunstone, F.D et al. (2007). The Lipid Handbook with CD-ROM, Boca Raton: CRC Press. ISBN 0-8493-9688-3

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[1] Gunstone, F.D et al. (2007). The Lipid Handbook with CD-ROM, Boca Raton: CRC Press. ISBN 0-8493-9688-3