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Butyl Methyl Sulfide

Also known as: 2-thiahexane, 1-(methylthio)butane, 1-methylsulfanylbutane, Butyl methyl sulphide, Methyl butyl sulfide, Methyl n-butyl sulfide, Sulfide, butyl methyl

Butyl Methyl Sulfide (CAS 628-29-5) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C5H12S and a molecular weight of 104.214 g/mol. Key properties include a boiling point of 122.6±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 20.6±10.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
628-29-5
Jingsj CID
J-1367636-2
Molecular Formula
C5H12S
Molecular Weight
104.214 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point122.6±3.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point20.6±10.3 °C
Exact Mass104.065971
PSA25.30000
LogP2.48
Vapor Pressure16.6±0.2 mmHg at 25°C
Refractive Index1.444

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Butyl Methyl Sulfide?

The CAS number of Butyl Methyl Sulfide is 628-29-5.

What are the molecular formula and molecular weight of Butyl Methyl Sulfide?

Butyl Methyl Sulfide has molecular formula C5H12S and molecular weight 104.214 g/mol.

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

Last updated:

How to cite: Jingsj. "Butyl Methyl Sulfide (CAS 628-29-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367636-2 (accessed 2026-11-07).

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