API Process Intermediates & Related Compounds

Monosodium citrate

Name: Monosodium citrate
Brand: Zemixal
SKU: ZX-041532

Available on request

Buy Monosodium citrate (CAS 18996-35-5) from Zemixal: C6H7NaO7, COA and SDS with every lot, worldwide shipping. Exported from India with full paperwork.

Pack sizes

CAS number18996-35-5

FormulaC₆H₇NaO₇

Molar mass214.1 g/mol

Physical formSolid

InChIKeyHWPKGOGLCKPRLZ-UHFFFAOYSA-M

IUPAC namesodium 3-carboxy-3,5-dihydroxy-5-oxopentanoate

About Monosodium citrate

Monosodium citrate is part of the Zemixal API Process Intermediates & Related Compounds range. Key data: CAS 18996-35-5, formula C6H7NaO7 and molar mass 214.1 g/mol. It is handled as a solid.

Use cases we see most often

API route development
Impurity fate & purge studies
Analytical method development

Safe handling

No GHS classification is recorded for this item, but handle it with normal laboratory care.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Allopurinol

See every impurity, metabolite and related compound we list for this API.

Allopurinol standards

Typical uses

API route development
Impurity fate & purge studies
Analytical method development

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Monosodium citrate
Product name	Monosodium citrate
Catalogue number	ZX-041532
CAS number	18996-35-5
IUPAC name	sodium 3-carboxy-3,5-dihydroxy-5-oxopentanoate
Molecular formula	C₆H₇NaO₇
Molar mass	214.1 g/mol
Exact mass	214.0089
Physical form	Solid
H-bond donors / acceptors	3 / 7
Topological polar surface area	135 Å²
InChIKey	HWPKGOGLCKPRLZ-UHFFFAOYSA-M
SMILES	C(C(=O)O)C(CC(=O)[O-])(C(=O)O)O.[Na+]
PubChem CID	23666341
Synonyms	Sodium citrate monobasic, Sodium dihydrogen citrate, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, monosodium salt, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, sodium salt (1:1), E 331I, sodium 3,4-dicarboxy-3-hydroxybutanoate, Citric acid monosodium salt, Monosodium Citrate Anhydrous, Sodium dihydrogencitrate, sodium,2-(carboxymethyl)-2,4-dihydroxy-4-oxobutanoate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Monosodium citrate
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Monosodium citrate

Which CAS number identifies Monosodium citrate?

Monosodium citrate is registered under CAS 18996-35-5. You may also see it listed as Sodium citrate monobasic, Sodium dihydrogen citrate, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, monosodium salt. Our catalogue number for this item is ZX-041532.

What are the formula and molar mass of Monosodium citrate?

For Monosodium citrate, its formula is C6H7NaO7 and its molar mass is 214.1 g/mol. The systematic (IUPAC) name is sodium 3-carboxy-3,5-dihydroxy-5-oxopentanoate. InChIKey HWPKGOGLCKPRLZ-UHFFFAOYSA-M lets you match it in any structure database.

How is Monosodium citrate used in pharmaceutical QC?

Monosodium citrate is a characterised reference material linked to Allopurinol. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Monosodium citrate?

The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Monosodium citrate?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Monosodium citrate to my country?

Yes. Monosodium citrate ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

Other grades with CAS 18996-35-5

Sodium Dihydrogen Citrate, ACS, AR

CAS: 18996-35-5
Formula: C₆H₇NaO₇
MW: 214.1 g/mol

ZX-019410

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