Monosodium maleate trihydrate

顺丁烯二酸单钠盐三水合物

Also known as: Maleic acid monosodium salt trihydrate, Sodium bimaleate trihydrate, Sodium hydrogen maleate trihydrate, 2-Butenedioic acid (2Z)-, monosodium salt, Monosodium maleate, Maleic acid monosodium salt, Sodium hydrogen maleate, Sodium bimaleate

Monosodium maleate trihydrate (CAS 3105-55-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H3NaO4 and a molecular weight of 137.047 g/mol. It is also known as Maleic acid monosodium salt trihydrate, Sodium bimaleate trihydrate and Sodium hydrogen maleate trihydrate. Key properties include a melting point of 138-139ºC, a boiling point of 355.5ºC at 760 mmHg and a flash point of 183ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3105-55-3
Jingsj CID
J-827-7
Molecular Formula
C4H3NaO4
Chinese Name
顺丁烯二酸单钠盐三水合物
Molecular Weight
137.047 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138-139ºC
Boiling Point355.5ºC at 760 mmHg
Flash Point183ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Monosodium maleate trihydrate?

The CAS number of Monosodium maleate trihydrate is 3105-55-3.

What are the molecular formula and molecular weight of Monosodium maleate trihydrate?

Monosodium maleate trihydrate has molecular formula C4H3NaO4 and molecular weight 137.047 g/mol.

Is Monosodium maleate trihydrate hazardous?

Monosodium maleate trihydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Monosodium maleate trihydrate (CAS 3105-55-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-827-7 (accessed 2026-10-22).

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