Mercaptopurine

Name: Mercaptopurine
Brand: Zemixal
SKU: ZX-025539

Reference StandardAvailable on request

Mercaptopurine (CAS 50-44-2) supplier Zemixal: C5H4N4S, COA and SDS with every lot, worldwide shipping. Part of our API Reference Standards range.

Pack sizes

CAS number50-44-2

FormulaC₅H₄N₄S

Molar mass152.18 g/mol

Physical formSolid

HS code38229090

InChIKeyGLVAUDGFNGKCSF-UHFFFAOYSA-N

IUPAC name3,7-dihydropurine-6-thione

About Mercaptopurine

Zemixal lists Mercaptopurine for laboratories that identify, quantify or control Mercaptopurine and its related substances. For your records (Reference Standard), the material is defined by CAS 50-44-2, formula C5H4N4S and molar mass 152.18 g/mol. It is handled as a solid.

Common uses in the lab and plant

Identification & assay
Method development & validation
QC reference material

Handling and storage

Classified under GHS with signal word Danger and hazard statements H301, H302 and H361. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Mercaptopurine

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

Mercaptopurine standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Mercaptopurine
Product name	Mercaptopurine
Catalogue number	ZX-025539
CAS number	50-44-2
IUPAC name	3,7-dihydropurine-6-thione
Molecular formula	C₅H₄N₄S
Molar mass	152.18 g/mol
Exact mass	152.0157
Grade	Reference Standard
Physical form	Solid
H-bond donors / acceptors	2 / 2
Topological polar surface area	85.2 Å²
HS code	38229090
InChIKey	GLVAUDGFNGKCSF-UHFFFAOYSA-N
SMILES	C1=NC2=C(N1)C(=S)N=CN2
PubChem CID	667490
Synonyms	6-Mercaptopurine, Mercapurin, 6-Thiopurine, 6-Thioxopurine, 9H-Purine-6-thiol, 6-Mercaptopurin, Puri-Nethol, 6-Thiohypoxanthine, 1,9-dihydro-6H-purine-6-thione, Mercaptopurin, Hypoxanthine, thio-, 1,7-Dihydro-6H-purine-6-thione

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

Safety and GHS hazards

Acute toxicity

Irritant or harmful

Health hazard

Signal word Danger

H301Toxic if swallowed
H302Harmful if swallowed
H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P264, P270, P280, P301 + P316, P301 + P317, P318, P321, P330, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Mercaptopurine
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 Mercaptopurine

Which CAS number identifies Mercaptopurine?

Mercaptopurine is registered under CAS 50-44-2. You may also see it listed as 6-Mercaptopurine, Mercapurin, 6-Thiopurine. Our catalogue number for this item is ZX-025539.

What are the formula and molar mass of Mercaptopurine?

For Mercaptopurine, its formula is C5H4N4S and its molar mass is 152.18 g/mol. The systematic (IUPAC) name is 3,7-dihydropurine-6-thione. InChIKey GLVAUDGFNGKCSF-UHFFFAOYSA-N lets you match it in any structure database.

How is Mercaptopurine used in pharmaceutical QC?

Mercaptopurine is a characterised reference material linked to Mercaptopurine. 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 Mercaptopurine?

This listing is Reference Standard grade. 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 Mercaptopurine?

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 Mercaptopurine to my country?

Yes. Because Mercaptopurine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

More Mercaptopurine standards

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