Pimaric acid

Pimaric acid
Names
	IUPAC name (1R,4aR,4bS,7S,10aR)-1,4a,7-Trimethyl-7-vinyl-3,4,4b,5,6,9,10,10a-octahydro-2H-phenanthrene-1-carboxylic acid
Identifiers
CAS Number	127-27-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	191072 ;
KEGG	C09159 ;
PubChem CID	220338;
UNII	88R98Z71NI ;
CompTox Dashboard (EPA)	DTXSID80858728 ;
	InChI InChI=1S/C20H30O2/c1-5-18(2)12-9-15-14(13-18)7-8-16-19(15,3)10-6-11-20(16,4)17(21)22/h5,13,15-16H,1,6-12H2,2-4H3,(H,21,22)/t15-,16+,18+,19+,20+/m0/s1 Key: MHVJRKBZMUDEEV-APQLOABGSA-N ; InChI=1/C20H30O2/c1-5-18(2)12-9-15-14(13-18)7-8-16-19(15,3)10-6-11-20(16,4)17(21)22/h5,13,15-16H,1,6-12H2,2-4H3,(H,21,22)/t15-,16+,18+,19+,20+/m0/s1 Key: MHVJRKBZMUDEEV-APQLOABGBB;
	SMILES C[C@]1(CC[C@H]2C(=C1)CC[C@@H]3[C@@]2(CCC[C@@]3(C)C(=O)O)C)C=C;
Properties
Chemical formula	C20H30O2
Molar mass	302.458 g·mol−1
	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

Pimaric acid is a carboxylic acid from the resin acid group, often found in the oleoresins of pine trees.[1] It can be prepared by dehydration of abietic acid, which it usually accompanies in mixtures like rosin. It is soluble in alcohols, acetone, and ethers.

References

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