Disodium Citrate

Description

Di-Sodium Hydrogen Citrate · CAS 144-33-2 · C6H6Na2O7. UNII 6FO62KCQ7A.

Identification

CAS Registry Number	144-33-2
PubChem CID	8950
Molecular formula	C6H6Na2O7
IUPAC name	disodium;3-carboxy-3-hydroxypentanedioate
UNII (FDA)	6FO62KCQ7A

Computed Descriptors

Molecular Weight	236.09
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	3
Exact Mass	235.99089109
Monoisotopic Mass	235.99089109
Topological Polar Surface Area	138
Heavy Atom Count	15
Formal Charge	0
Complexity	216

Physical description & handling notes

• Crystalline white powder or colourless crystals
• White solid; [Merck Index] White powder or fine crystals; Odorless; [Merck Eurolab MSDS]
• Between 4,9 and 5,2 (1 % aqueous solution)
• WHITE POWDER; SALINE TASTE; PH OF 3% WT/VOL SOLN IN WATER: 4.9-5.2; 1 G DISSOLVES IN LESS THAN 2 ML WATER /SESQUIHYDRATE/

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: STABILIZER OR THICKENER
GHS notification summary	100% (116 / 116)

GHS Hazard Classification

GHS notification summary	100% (116 / 116)

Documented Uses

• ANTICOAGULANT, FOR USE IN TRANSFUSIONS
• Information on 2 consumer products that contain Disodium hydrogen citrate in the following categories is provided:
• PROBABLY REACTION OF CITRIC ACID WITH SODIUM HYDROXIDE
• ESSENTIALLY 100% AS AN ANTICOAGULANT (1976)
• Textiles, apparel, and leather manufacturing
• 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, sodium salt (1:2): ACTIVE

Synonyms

Disodium citrate; Alkacitron; 144-33-2; Citralka; Sodium acid citrate; Sodium citrate, acid; Natrium citricum; Natrium citricum [German]; Citric acid, disodium salt; DISODIUM HYDROGEN CITRATE; Disodium monohydrogen citrate; HSDB 375; Citric acid disodium salt; UNII-6FO62KCQ7A; EINECS 205-623-3; Disodium 2-hydroxy-1,2,3-propanetricarboxylate

Frequently Asked Questions

What are the CAS number and molecular formula of Di-Sodium Hydrogen Citrate?

CAS 144-33-2; molecular formula C6H6Na2O7; molecular weight — g/mol.

What other names is Di-Sodium Hydrogen Citrate known by?

Disodium citrate, Alkacitron, 144-33-2, Citralka, Sodium acid citrate, Sodium citrate, acid.

What is the regulatory status of Di-Sodium Hydrogen Citrate?

Documented regulatory listings: FDA Substance added to food: STABILIZER OR THICKENER.

Is Di-Sodium Hydrogen Citrate classified as hazardous?

100% of GHS notifications report no hazard classification (116 of 116).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.