7-Deaza-2-mercapto-hypoxanthine

Name: 7-Deaza-2-mercapto-hypoxanthine
Brand: Zemixal
SKU: ZX-032229

Reference StandardAvailable on request

Order 7-Deaza-2-mercapto-hypoxanthine (CAS 67831-84-9) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes

7-Deaza-2-mercapto-hypoxanthine chemical structure

CAS number67831-84-9

FormulaC₆H₅N₃OS

Molar mass167.19 g/mol

Physical formSolid

HS code38229090

InChIKeyQCZHCRBHXAFBDJ-UHFFFAOYSA-N

IUPAC name2-sulfanylidene-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one

About 7-Deaza-2-mercapto-hypoxanthine

Analytical teams working on Ritlecitinib use 7-Deaza-2-mercapto-hypoxanthine as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 67831-84-9, formula C6H5N3OS and molar mass 167.19 g/mol. It is handled as a solid.

Use cases we see most often

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H332. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Ritlecitinib

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

Ritlecitinib standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 7-Deaza-2-mercapto-hypoxanthine
Product name	7-Deaza-2-mercapto-hypoxanthine
Catalogue number	ZX-032229
CAS number	67831-84-9
IUPAC name	2-sulfanylidene-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one
Molecular formula	C₆H₅N₃OS
Molar mass	167.19 g/mol
Exact mass	167.0153
Grade	Reference Standard
Physical form	Solid
XLogP3	0.2
H-bond donors / acceptors	3 / 2
Topological polar surface area	89 Å²
HS code	38229090
InChIKey	QCZHCRBHXAFBDJ-UHFFFAOYSA-N
SMILES	C1=CNC2=C1C(=O)NC(=S)N2
PubChem CID	4091939
Synonyms	3,7-Dihydro-2-thio-4H-pyrrolo[2,3-d]pyrimidin-4-one, 3,7-Dihydro-2-thio-4H-pyrrolo(2,3-d)pyrimidin-4-one, 2-Thioxo-2,3-dihydro-1H-pyrrolo[2,3-d]pyrimidin-4(7H)-one, 3-sulfanylidene-2,4,9-triazabicyclo[4.3.0]nona-7,10-dien-5-one, 2-mercapto-7H-pyrrolo[2,3-d]pyrimidin-4-ol, 2-thioxo-1,2,3,7-tetrahydro-4H-pyrrolo[2,3-d]pyrimidin-4-one, 2-mercapto-7H-pyrrolo[2,3-d]pyrimidin-4(3H)-one, 2-mercapto-7H-pyrrolo [2,3-d]pyrimidin-4(3H)-one, 2-sulfanyl-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one, 2-sulfanyl-3H,4H,7H-pyrrolo[2,3-d]pyrimidin-4-one, 2-mercapto-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one, 2-Mercapto-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one AldrichCPR

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

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 7-Deaza-2-mercapto-hypoxanthine
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 7-Deaza-2-mercapto-hypoxanthine

Which CAS number identifies 7-Deaza-2-mercapto-hypoxanthine?

7-Deaza-2-mercapto-hypoxanthine is registered under CAS 67831-84-9. You may also see it listed as 3,7-Dihydro-2-thio-4H-pyrrolo[2,3-d]pyrimidin-4-one, 3,7-Dihydro-2-thio-4H-pyrrolo(2,3-d)pyrimidin-4-one, 2-Thioxo-2,3-dihydro-1H-pyrrolo[2,3-d]pyrimidin-4(7H)-one. Our catalogue number for this item is ZX-032229.

What are the formula and molar mass of 7-Deaza-2-mercapto-hypoxanthine?

For 7-Deaza-2-mercapto-hypoxanthine, its formula is C6H5N3OS and its molar mass is 167.19 g/mol. The systematic (IUPAC) name is 2-sulfanylidene-1,7-dihydropyrrolo[2,3-d]pyrimidin-4-one. InChIKey QCZHCRBHXAFBDJ-UHFFFAOYSA-N lets you match it in any structure database.

How is 7-Deaza-2-mercapto-hypoxanthine used in pharmaceutical QC?

7-Deaza-2-mercapto-hypoxanthine is a characterised reference material linked to Ritlecitinib. 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 7-Deaza-2-mercapto-hypoxanthine?

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 7-Deaza-2-mercapto-hypoxanthine?

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 7-Deaza-2-mercapto-hypoxanthine to my country?

Yes. Because 7-Deaza-2-mercapto-hypoxanthine 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.

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