2-hydroxyethylammonium hydrogen sulphite

亚硫酸MEA盐

Also known as: MEA-SULFITE, Monoethanolamine bisulfite, hydrogen sulfite,2-hydroxyethylazanium

2-hydroxyethylammonium hydrogen sulphite (CAS 13427-63-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H9NO4S and a molecular weight of 143.16200 g/mol. It is also known as MEA-SULFITE, Monoethanolamine bisulfite and hydrogen sulfite,2-hydroxyethylazanium. Key properties include a boiling point of 540.9ºC at 760mmHg and a flash point of 280.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13427-63-9
Jingsj CID
J-1377475-4
Molecular Formula
C2H9NO4S
Chinese Name
亚硫酸MEA盐
Molecular Weight
143.16200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point540.9ºC at 760mmHg
Flash Point280.9ºC

Frequently Asked Questions

What is the CAS number of 2-hydroxyethylammonium hydrogen sulphite?

The CAS number of 2-hydroxyethylammonium hydrogen sulphite is 13427-63-9.

What are the molecular formula and molecular weight of 2-hydroxyethylammonium hydrogen sulphite?

2-hydroxyethylammonium hydrogen sulphite has molecular formula C2H9NO4S and molecular weight 143.16200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-hydroxyethylammonium hydrogen sulphite (CAS 13427-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377475-4 (accessed 2026-10-24).

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