α-Terpinyl acetate

乙酸松油酯

Also known as: Terpinyl acetate, p-Menth-1-en-8-ol acetate, p-Menth-1-en-8-ol, acetate, ACETIC ACID TERPINYL ESTER, ALPHA-TERPINYL ACETATE, (±)-2-(4-Methyl-3-cyclohexen-1-yl)-2-propanyl acetate, 1-Methyl-1-(4-methylcyclohex-3-en-1-yl)ethyl acetate, 2-(4-Methyl-3-cyclohexen-1-yl)-2-propyl acetate, 3-CYCLOHEXENE-1-METHANOL, ALPHA, ALPHA, 4-TRIMETHYL:ACETATE, FEMA 3047, MFCD00037155

α-Terpinyl acetate (CAS 80-26-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H20O2 and a molecular weight of 196.286 g/mol. It is also known as Terpinyl acetate, p-Menth-1-en-8-ol acetate and p-Menth-1-en-8-ol, acetate. Key properties include a melting point of 220 °C, a boiling point of 239.9±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 83.0±17.1 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80-26-2
Jingsj CID
J-8772-4
Molecular Formula
C12H20O2
Chinese Name
乙酸松油酯
Molecular Weight
196.286 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220 °C
Boiling Point239.9±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point83.0±17.1 °C
Exact Mass196.146332
PSA26.30000
LogP3.67
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.467

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation

Activity & Biological Data

TargetCYP2B6:5.4  μM (Kd)
Additional Information[1]. Fidan H, et al. Chemical Composition and Antimicrobial Activity of Laurus nobilis L. Essential Oils from Bulgaria. Molecules. 2019 Feb 22;24(4). [2]. Lee Y, et al. Inhibitory effect of α-terpinyl acetate on cytochrome P450 2B6 enzymatic activity. Chem Biol Interact. 2018 Jun 1;289:90-97.

Customs & Trade Information

HS Code2915390090
Summary2915390090. esters of acetic acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of α-Terpinyl acetate?

The CAS number of α-Terpinyl acetate is 80-26-2.

What are the molecular formula and molecular weight of α-Terpinyl acetate?

α-Terpinyl acetate has molecular formula C12H20O2 and molecular weight 196.286 g/mol.

Is α-Terpinyl acetate hazardous?

α-Terpinyl acetate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of α-Terpinyl acetate?

For α-Terpinyl acetate, Downstream Products: Terpinolene, alpha-Terpinene, (S)-(-)-Limonene.

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

Last updated:

How to cite: Jingsj. "α-Terpinyl acetate (CAS 80-26-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8772-4 (accessed 2026-10-28).

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