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API Process Intermediates & Related Compounds

6-Chloro-2(1H)-pyrimidinone

Reference StandardIn stock

Buy 6-Chloro-2(1H)-pyrimidinone (CAS 80927-55-5) from Zemixal: C4H3ClN2O, COA and SDS with every lot, worldwide shipping.

Pack sizes
6-Chloro-2(1H)-pyrimidinone chemical structure
CAS number80927-55-5
FormulaC4H3ClN2O
Molar mass130.53 g/mol
Physical formSolid
HS code2933
Purity90.91%
InChIKeyKVHNGYWHLLJFNQ-UHFFFAOYSA-N
IUPAC name6-chloro-1H-pyrimidin-2-one

About 6-Chloro-2(1H)-pyrimidinone

Researchers and plant chemists source 6-Chloro-2(1H)-pyrimidinone from Zemixal for routine and specialised work. Key data (Reference Standard): CAS 80927-55-5, formula C4H3ClN2O and molar mass 130.53 g/mol. It is handled as a solid.

Where it is used

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. Every shipment includes 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 Pazopanib

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

Pazopanib standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 6-Chloro-2(1H)-pyrimidinone
Product name6-Chloro-2(1H)-pyrimidinone
Catalogue numberZX-012212
CAS number80927-55-5
IUPAC name6-chloro-1H-pyrimidin-2-one
Molecular formulaC4H3ClN2O
Molar mass130.53 g/mol
Exact mass129.9934
GradeReference Standard
Purity / assay90.91%
Physical formSolid
XLogP3-1
H-bond donors / acceptors1 / 1
Topological polar surface area41.5 Ų
HS code2933
InChIKeyKVHNGYWHLLJFNQ-UHFFFAOYSA-N
SMILESC1=C(NC(=O)N=C1)Cl
PubChem CID13244894
Synonyms4-Chloropyrimidin-2(1H)-one, 6-Chloropyrimidin-2(1H)-one, 4-Chloro-pyrimidin-2-ol, chloropyrimidone, 2(1H)-Pyrimidinone, 4-chloro- (6CI,9CI), 4-chloropyrimidone, chlorohydroxypyrimidine, 2(1H)-Pyrimidinone, 6-chloro-, 4-chloropyrimidin-2(1, 4-Chloro-2-pyrimidinol, 2(1H)-Pyrimidinone, 4-chloro-, 6-Chloropyrimidin-2(1H)-one.xhydrate

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

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

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, 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 6-Chloro-2(1H)-pyrimidinone
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted 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-Chloro-2(1H)-pyrimidinone

Which CAS number identifies 6-Chloro-2(1H)-pyrimidinone?
6-Chloro-2(1H)-pyrimidinone is registered under CAS 80927-55-5. You may also see it listed as 4-Chloropyrimidin-2(1H)-one, 6-Chloropyrimidin-2(1H)-one, 4-Chloro-pyrimidin-2-ol. Our catalogue number for this item is ZX-012212.
What are the formula and molar mass of 6-Chloro-2(1H)-pyrimidinone?
For 6-Chloro-2(1H)-pyrimidinone, its formula is C4H3ClN2O and its molar mass is 130.53 g/mol. The systematic (IUPAC) name is 6-chloro-1H-pyrimidin-2-one. InChIKey KVHNGYWHLLJFNQ-UHFFFAOYSA-N lets you match it in any structure database.
How is 6-Chloro-2(1H)-pyrimidinone used in pharmaceutical QC?
6-Chloro-2(1H)-pyrimidinone is a characterised reference material linked to Pazopanib. 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-Chloro-2(1H)-pyrimidinone?
This listing is Reference Standard grade with 90.91% purity. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 6-Chloro-2(1H)-pyrimidinone?
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-Chloro-2(1H)-pyrimidinone to my country?
Yes. Because 6-Chloro-2(1H)-pyrimidinone 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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