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Pharmacopeial Impurities (EP / USP / BP)

Riboflavin EP Impurity A

Reference StandardAvailable on request

Order Riboflavin EP Impurity A (CAS 1088-56-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-023032.

Pack sizes
Riboflavin EP Impurity A chemical structure
CAS number1088-56-8
FormulaC13H12N4O2
Molar mass256.26 g/mol
Physical formSolid
HS code38229090
InChIKeyKPDQZGKJTJRBGU-UHFFFAOYSA-N
IUPAC name7,8,10-trimethylbenzo[g]pteridine-2,4-dione

About Riboflavin EP Impurity A

Riboflavin EP Impurity A belongs to the Riboflavin reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1088-56-8, formula C13H12N4O2 and molar mass 256.26 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H341). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Riboflavin

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

Riboflavin standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Riboflavin EP Impurity A
Product nameRiboflavin EP Impurity A
Catalogue numberZX-023032
CAS number1088-56-8
IUPAC name7,8,10-trimethylbenzo[g]pteridine-2,4-dione
Molecular formulaC13H12N4O2
Molar mass256.26 g/mol
Exact mass256.096
GradeReference Standard
Physical formSolid
XLogP31.1
H-bond donors / acceptors1 / 3
Topological polar surface area74.1 Ų
HS code38229090
InChIKeyKPDQZGKJTJRBGU-UHFFFAOYSA-N
SMILESCC1=CC2=C(C=C1C)N(C3=NC(=O)NC(=O)C3=N2)C
PubChem CID66184
SynonymsLumiflavin, Riboflavin - Impurity A, Lumiflavine, Lumilactoflavin, 7,8,10-Trimethylbenzo[g]pteridine-2,4(3H,10H)-dione, 7,8,10-Trimethylisoalloxazine, 7,8,10-Trimethylbenzo(g)pteridine-2,4(3H,10H)-dione, 7,8,10-trimethylbenzo(g)pteridine-2,4-dione, Benzo[g]pteridine-2,4(3H,10H)-dione, 7,8,10-trimethyl-, 7,8,10-Trimethylbenzo(g)pteridine-2,4,(3H,10H)-dione, Lumiflavin (III), Benzo(g)pteridine-2,4,(3H,10H)-dione, 7,8,10-trimethyl-

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Warning

  • H341Suspected of causing genetic defects

Precautionary statements P203, P280, P318, 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 Riboflavin EP Impurity A
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 Riboflavin EP Impurity A

Which CAS number identifies Riboflavin EP Impurity A?
Riboflavin EP Impurity A is registered under CAS 1088-56-8. You may also see it listed as Lumiflavin, Riboflavin - Impurity A, Lumiflavine. Our catalogue number for this item is ZX-023032.
What are the formula and molar mass of Riboflavin EP Impurity A?
For Riboflavin EP Impurity A, its formula is C13H12N4O2 and its molar mass is 256.26 g/mol. The systematic (IUPAC) name is 7,8,10-trimethylbenzo[g]pteridine-2,4-dione. InChIKey KPDQZGKJTJRBGU-UHFFFAOYSA-N lets you match it in any structure database.
How is Riboflavin EP Impurity A used in pharmaceutical QC?
Riboflavin EP Impurity A is a characterised reference material linked to Riboflavin. 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 Riboflavin EP Impurity A?
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 Riboflavin EP Impurity A?
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 Riboflavin EP Impurity A to my country?
Yes. Because Riboflavin EP Impurity A 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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