API Process Intermediates & Related Compounds

6-Thiouric acid

Name: 6-Thiouric acid
Brand: Zemixal
SKU: ZX-039415

Available on request

6-Thiouric acid (CAS 2002-60-0) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes

CAS number2002-60-0

FormulaC₅H₄N₄O₂S

Molar mass184.18 g/mol

Physical formSolid

HS code2933

InChIKeySXHQUGJSTGOXMD-UHFFFAOYSA-N

IUPAC name6-sulfanylidene-7,9-dihydro-3H-purine-2,8-dione

About 6-Thiouric acid

Zemixal supplies 6-Thiouric acid within its pharma Intermediates & Building Blocks portfolio. For your records, the material is defined by CAS 2002-60-0, formula C5H4N4O2S and molar mass 184.18 g/mol. It is handled as a solid.

Common uses in the lab and plant

API route development
Impurity fate & purge studies
Analytical method development

Handling and storage

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. 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

API route development
Impurity fate & purge studies
Analytical method development

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 6-Thiouric acid
Product name	6-Thiouric acid
Catalogue number	ZX-039415
CAS number	2002-60-0
IUPAC name	6-sulfanylidene-7,9-dihydro-3H-purine-2,8-dione
Molecular formula	C₅H₄N₄O₂S
Molar mass	184.18 g/mol
Exact mass	184.0055
Physical form	Solid
XLogP3	-1.3
H-bond donors / acceptors	4 / 3
Topological polar surface area	114 Å²
HS code	2933
InChIKey	SXHQUGJSTGOXMD-UHFFFAOYSA-N
SMILES	C12=C(NC(=O)N1)NC(=O)NC2=S
PubChem CID	3032417
Synonyms	thiouric acid, 1H-Purine-2,8(3H,6H)-dione, 7,9-dihydro-6-thioxo-, 6-Thiourate, Uric acid, 6-thio-, 6-sulfanylidene-2,3,6,7,8,9-hexahydro-1H-purine-2,8-dione, 6-mercapto-9H-purine-2,8-diol, 6-mercapto-2,8-purinediol, Uric acid, 6-thio- (VAN), 6-Sulfanylidene-7,9-dihydro-1H-purine-2,8(3H,6H)-dione

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 6-Thiouric acid
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 6-Thiouric acid

Which CAS number identifies 6-Thiouric acid?

6-Thiouric acid is registered under CAS 2002-60-0. You may also see it listed as thiouric acid, 1H-Purine-2,8(3H,6H)-dione, 7,9-dihydro-6-thioxo-, 6-Thiourate. Our catalogue number for this item is ZX-039415.

What are the formula and molar mass of 6-Thiouric acid?

For 6-Thiouric acid, its formula is C5H4N4O2S and its molar mass is 184.18 g/mol. The systematic (IUPAC) name is 6-sulfanylidene-7,9-dihydro-3H-purine-2,8-dione. InChIKey SXHQUGJSTGOXMD-UHFFFAOYSA-N lets you match it in any structure database.

How is 6-Thiouric acid used in pharmaceutical QC?

6-Thiouric acid 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 6-Thiouric acid?

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 6-Thiouric acid?

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 6-Thiouric acid to my country?

Yes. 6-Thiouric acid ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

More Mercaptopurine standards

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MW: 169.22 g/mol

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Formula: C₆H₆N₄S
MW: 166.21 g/mol

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Mercaptopurine

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Formula: C₅H₄N₄S
MW: 152.18 g/mol

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MW: 302.3 g/mol

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