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^Y
ChemSpider	191072^N
Jmol interactive 3D	Image
KEGG	C09159^N
PubChem	220338
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^N Key: MHVJRKBZMUDEEV-APQLOABGSA-N^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	302.451
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is ^YN ?)
Infobox references

Pimaric acid is a carboxylic acid from the resin acid group. 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.

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