12-Acetoxyabietic acid

12-乙酰氧基松香酸

Also known as: (12α)-12-Acetoxyabieta-7,13-dien-18-oic acid, 1-Phenanthrenecarboxylic acid, 6-(acetyloxy)-1,2,3,4,4a,4b,5,6,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aR,4bR,6S,10aR)-, 1-Phenanthrenecarboxylic acid, 6-(acetyloxy)-1,2,3,4,4a,4b,5,6,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-, [1R-(1α,4aβ,4bα,6α,10aα)]- (9CI), 12-acetoxyrosin acid, Abietic Acid Impurity 23

12-Acetoxyabietic acid (CAS 83905-81-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H32O4 and a molecular weight of 360.49 g/mol. It is also known as (12α)-12-Acetoxyabieta-7,13-dien-18-oic acid, 1-Phenanthrenecarboxylic acid, 6-(acetyloxy)-1,2,3,4,4a,4b,5,6,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aR,4bR,6S,10aR)- and 1-Phenanthrenecarboxylic acid, 6-(acetyloxy)-1,2,3,4,4a,4b,5,6,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-, [1R-(1α,4aβ,4bα,6α,10aα)]- (9CI). Key properties include a boiling point of 487.1±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 162.7±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83905-81-1
Jingsj CID
J-1957415-2
Molecular Formula
C22H32O4
Chinese Name
12-乙酰氧基松香酸
Molecular Weight
360.49 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point487.1±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point162.7±22.2 °C

Frequently Asked Questions

What is the CAS number of 12-Acetoxyabietic acid?

The CAS number of 12-Acetoxyabietic acid is 83905-81-1.

What are the molecular formula and molecular weight of 12-Acetoxyabietic acid?

12-Acetoxyabietic acid has molecular formula C22H32O4 and molecular weight 360.49 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "12-Acetoxyabietic acid (CAS 83905-81-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957415-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.