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β-pinene

Also known as: (±)-2(10)-Pinene, 2(10)-Pinene, 6,6-Dimethyl-2-methylenebicyclo[3.1.1]heptane, 6,6-Dimethyl-2-methylidenebicyclo[3.1.1]heptane, 6,6-dimethyl-2-methylene-bicyclo(3.1.1)heptan, 6,6-dimethyl-2-methylene-bicyclo[3.1.1]heptan, 6,6-dimethyl-2-methylenebicyclo[3.1.1]heptane (beta-pinene), B-PINENE, BICYCLO [3.1.1] HEPTANE, 6,6-DIMETHYL-2-METHYLENE, Bicyclo[3.1.1]heptane, 6,6-dimethyl-2-methylene-, EINECS 204-872-5, L46 A EYTJ A1 A1 EU1, MFCD00063635, Pin-2(10)-ene, Pinene, Pseudopinene, SS-PINENE, beta-Pinen, beta-Pinene, beta-pinene

β-pinene (CAS 127-91-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H16 and a molecular weight of 136.234 g/mol. Key properties include a melting point of -61°C, a boiling point of 166.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 34.9±5.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127-91-3
Jingsj CID
J-26817-4
Molecular Formula
C10H16
Molecular Weight
136.234 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-61°C
Boiling Point166.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point34.9±5.8 °C
Exact Mass136.125198
LogP4.37
Vapor Pressure2.4±0.1 mmHg at 25°C
Refractive Index1.484

Customs & Trade Information

HS Code2902199090
Summary2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of β-pinene?

The CAS number of β-pinene is 127-91-3.

What are the molecular formula and molecular weight of β-pinene?

β-pinene has molecular formula C10H16 and molecular weight 136.234 g/mol.

What are the upstream and downstream products of β-pinene?

For β-pinene, Upstream Products: (+)-alpha-Pinene, Ethanol, Sodium ethoxide; Downstream Products: (+)-Limonene, (-)-Perillaldehyde, alpha-Terpinene.

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

Last updated:

How to cite: Jingsj. "β-pinene (CAS 127-91-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26817-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.