Dipropyl sulfite

亚硫酸二丙酯

Also known as: DI-N-PROPYL SULFITE, DI-N-PROPYL SULPHITE, Dipropyl ester of sulfurous acid, Dipropyl ester sulfurous acid, Dipropyl sulphite, MFCD00059404, Sulfurous acid, dipropyl ester, Sulphurous acid dipropyl ester

Dipropyl sulfite (CAS 623-98-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H14O3S and a molecular weight of 166.23900 g/mol. It is also known as DI-N-PROPYL SULFITE, DI-N-PROPYL SULPHITE and Dipropyl ester of sulfurous acid. Key properties include a boiling point of 107-109ºC 42mm, a density of 1.03 and a flash point of 110ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
623-98-3
Jingsj CID
J-6681-1
Molecular Formula
C6H14O3S
Chinese Name
亚硫酸二丙酯
Molecular Weight
166.23900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point107-109ºC 42mm
Density1.03
Flash Point110ºC

Frequently Asked Questions

What is the CAS number of Dipropyl sulfite?

The CAS number of Dipropyl sulfite is 623-98-3.

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

Dipropyl sulfite has molecular formula C6H14O3S and molecular weight 166.23900 g/mol.

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

Last updated:

How to cite: Jingsj. "Dipropyl sulfite (CAS 623-98-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6681-1 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.