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Primin

Also known as: 2-Methoxy-6-pentyl-1,4-benzoquinone, 2-Methoxy-6-pentyl-2,5-cyclohexadiene-1,4-dione, 2-Methoxy-6-n-pentyl-1,4-benzoquinone, 2-Methoxy-6-n-pentyl-p-benzoquinone, Isolan, PRIMIN

Primin (CAS 15121-94-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H16O3 and a molecular weight of 208.254 g/mol. Key properties include a melting point of 77-79 °C, a boiling point of 316.9±31.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 137.7±24.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15121-94-5
Jingsj CID
J-1543-3
Molecular Formula
C12H16O3
Molecular Weight
208.254 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point77-79 °C
Boiling Point316.9±31.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point137.7±24.9 °C
Exact Mass208.109940
PSA43.37000
LogP2.99
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.496

Activity & Biological Data

Additional Information[1]. Horper, W., et al. Biosynthesis of primin and miconidin and its derivatives. Phytochemistry, 1996;41(2), 451–456. [2]. Brondani DJ, et al. Synthesis and antitumour activity of the Primin (2-methoxy-6-n-pentyl-1,4-benzoquinone) and analogues. Med Chem. 2007 Jul;3(4):369-72.

Customs & Trade Information

HS Code2933199011
Summary2933199011 2-methoxy-6-pentylcyclohexa-2,5-diene-1,4-dione。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%

Frequently Asked Questions

What is the CAS number of Primin?

The CAS number of Primin is 15121-94-5.

What are the molecular formula and molecular weight of Primin?

Primin has molecular formula C12H16O3 and molecular weight 208.254 g/mol.

What are the upstream and downstream products of Primin?

For Primin, Upstream Products: 2-METHOXY-6-PENTYL-PHENOL, 1-Octen-3-ol, Guaiacol.

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

Last updated:

How to cite: Jingsj. "Primin (CAS 15121-94-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1543-3 (accessed 2026-11-06).

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