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5-Dodecanol

Also known as: 1-butyloctanol, Butyl-heptyl-carbinol, butyloctanol, dodecan-5-ol, dodecanol-5

5-Dodecanol (CAS 10203-33-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C12H26O and a molecular weight of 186.33400 g/mol. Key properties include a boiling point of 245.5ºC at 760mmHg, a density of 0.829g/cm3 and a flash point of 100.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10203-33-5
Jingsj CID
J-1498470-4
Molecular Formula
C12H26O
Molecular Weight
186.33400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point245.5ºC at 760mmHg
Density0.829g/cm3
Flash Point100.1ºC
Exact Mass186.19800
PSA20.23000
LogP3.89800
Vapor Pressure0.00476mmHg at 25°C
Refractive Index1.439

Customs & Trade Information

HS Code2905199090
Summary2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Dodecanol?

The CAS number of 5-Dodecanol is 10203-33-5.

What are the molecular formula and molecular weight of 5-Dodecanol?

5-Dodecanol has molecular formula C12H26O and molecular weight 186.33400 g/mol.

What are the upstream and downstream products of 5-Dodecanol?

For 5-Dodecanol, Upstream Products: Octanal, Tetra-n-butyllead, 1-Iodobutane; Downstream Products: 5-dodecanone.

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

Last updated:

How to cite: Jingsj. "5-Dodecanol (CAS 10203-33-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498470-4 (accessed 2026-11-09).

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