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Dipropyl disulfide

Also known as: Propyl disulfide, 4,5-Dithiaoctane, n-Propyl disulfide, di-n-propyl disulfide, 1-(Propyldisulfanyl)propane, NSC 75122

Dipropyl disulfide (CAS 629-19-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H14S2 and a molecular weight of 150.305 g/mol. Key properties include a melting point of −86 °C(lit.), a boiling point of 190.9±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 66.1±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
629-19-6
Jingsj CID
J-13826-1
Molecular Formula
C6H14S2
Molecular Weight
150.305 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−86 °C(lit.)
Boiling Point190.9±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point66.1±0.0 °C
Exact Mass150.053696
PSA50.60000
LogP3.89
Vapor Pressure0.7±0.4 mmHg at 25°C
Refractive Index1.501

Customs & Trade Information

HS Code29309070

Frequently Asked Questions

What is the CAS number of Dipropyl disulfide?

The CAS number of Dipropyl disulfide is 629-19-6.

What are the molecular formula and molecular weight of Dipropyl disulfide?

Dipropyl disulfide has molecular formula C6H14S2 and molecular weight 150.305 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. "Dipropyl disulfide (CAS 629-19-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13826-1 (accessed 2026-11-09).

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