Citric acid monohydrate

一水柠檬酸

Also known as: Citric acid hydrate, Citric acid monohydrate, Monohydrate citric acid, 2-Hydroxy-1,2,3-propanetricarboxylic acid hydrate, 2-Hydroxypropane-1,2,3-tricarboxylic acid hydrate, Citric acid monohydrate powder

Citric acid monohydrate (CAS 5949-29-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H10O8 and a molecular weight of 210.139 g/mol. It is also known as Citric acid hydrate, Monohydrate citric acid and 2-Hydroxy-1,2,3-propanetricarboxylic acid hydrate. Key properties include a melting point of 135-152 ºC, a boiling point of 56 °C760 mm Hg(lit.), a density of 1.54 and a flash point of 173.9 ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5949-29-1
Jingsj CID
J-36014-4
Molecular Formula
C6H10O8
Chinese Name
一水柠檬酸
Molecular Weight
210.139 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point135-152 ºC
Boiling Point56 °C760 mm Hg(lit.)
Density1.54
Flash Point173.9 ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Citric acid monohydrate?

The CAS number of Citric acid monohydrate is 5949-29-1.

What are the molecular formula and molecular weight of Citric acid monohydrate?

Citric acid monohydrate has molecular formula C6H10O8 and molecular weight 210.139 g/mol.

Is Citric acid monohydrate hazardous?

Citric acid monohydrate 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. "Citric acid monohydrate (CAS 5949-29-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36014-4 (accessed 2026-10-22).

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