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API Process Intermediates & Related Compounds

Quinoxaline

Available on request

Quinoxaline (CAS 91-19-0) supplier Zemixal: C8H6N2, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-035005.

Pack sizes
Quinoxaline chemical structure
CAS number91-19-0
FormulaC8H6N2
Molar mass130.15 g/mol
Physical formSolid
HS code2933
InChIKeyXSCHRSMBECNVNS-UHFFFAOYSA-N
IUPAC namequinoxaline

About Quinoxaline

Researchers and plant chemists source Quinoxaline from Zemixal for routine and specialised work. Key data: CAS 91-19-0, formula C8H6N2 and molar mass 130.15 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Safe handling

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. 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. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Clopidogrel

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

Clopidogrel standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Quinoxaline
Product nameQuinoxaline
Catalogue numberZX-035005
CAS number91-19-0
IUPAC namequinoxaline
Molecular formulaC8H6N2
Molar mass130.15 g/mol
Exact mass130.0531
Physical formSolid
XLogP31.3
H-bond donors / acceptors0 / 2
Topological polar surface area25.8 Ų
HS code2933
InChIKeyXSCHRSMBECNVNS-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)N=CC=N2
PubChem CID7045
Synonyms1,4-Benzodiazine, Benzoparadiazine, Benzopyrazine, Phenopiazine, Phenpiazine, Quinazine, 1,4-Diazanaphthalene, Benzo[a]pyrazine, 1,4-Naphthyridine, Chinoxalin, Benzo(a)pyrazine, 1,4-Quinoxaline

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Quinoxaline
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 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 Quinoxaline

Which CAS number identifies Quinoxaline?
Quinoxaline is registered under CAS 91-19-0. You may also see it listed as 1,4-Benzodiazine, Benzoparadiazine, Benzopyrazine. Our catalogue number for this item is ZX-035005.
What are the formula and molar mass of Quinoxaline?
For Quinoxaline, its formula is C8H6N2 and its molar mass is 130.15 g/mol. The systematic (IUPAC) name is quinoxaline. InChIKey XSCHRSMBECNVNS-UHFFFAOYSA-N lets you match it in any structure database.
How is Quinoxaline used in pharmaceutical QC?
Quinoxaline is a characterised reference material linked to Clopidogrel. 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 Quinoxaline?
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 Quinoxaline?
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 Quinoxaline to my country?
Yes. Because Quinoxaline 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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