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API Reference Standards

Riboflavin

Reference StandardIn stock

Buy Riboflavin (CAS 83-88-5) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg. Part of our API Reference Standards range.

Pack sizes
Riboflavin chemical structure
CAS number83-88-5
FormulaC17H20N4O6
Molar mass376.4 g/mol
Physical formSolid
HS code38229090
InChIKeyAUNGANRZJHBGPY-SCRDCRAPSA-N
IUPAC name7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4-dione

About Riboflavin

Riboflavin belongs to the Riboflavin reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 83-88-5, formula C17H20N4O6 and molar mass 376.4 g/mol. It is handled as a solid.

Typical applications

  • Identification & assay
  • Method development & validation
  • QC reference material

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. Each lot travels with 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

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Riboflavin
Product nameRiboflavin
Catalogue numberZX-006776
CAS number83-88-5
IUPAC name7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4-dione
Molecular formulaC17H20N4O6
Molar mass376.4 g/mol
Exact mass376.1383
GradeReference Standard
Physical formSolid
XLogP3-1.5
H-bond donors / acceptors5 / 7
Topological polar surface area155 Ų
HS code38229090
InChIKeyAUNGANRZJHBGPY-SCRDCRAPSA-N
SMILESCC1=CC2=C(C=C1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](CO)O)O)O
PubChem CID493570
Synonyms(-)-Riboflavin, 1-Deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-D-ribitol, 7,8-Dimethyl-10-ribitylisoalloxazine, Beflavin, Beflavine, Flavaxin, Lactobene, Lactoflavin, Lactoflavine, Ribipca, Ribocrisina, Riboderm

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 Riboflavin
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted 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

Which CAS number identifies Riboflavin?
Riboflavin is registered under CAS 83-88-5. You may also see it listed as (-)-Riboflavin, 1-Deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-D-ribitol, 7,8-Dimethyl-10-ribitylisoalloxazine. Our catalogue number for this item is ZX-006776.
What are the formula and molar mass of Riboflavin?
For Riboflavin, its formula is C17H20N4O6 and its molar mass is 376.4 g/mol. The systematic (IUPAC) name is 7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4-dione. InChIKey AUNGANRZJHBGPY-SCRDCRAPSA-N lets you match it in any structure database.
How is Riboflavin used in pharmaceutical QC?
Riboflavin 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?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Riboflavin?
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 to my country?
Yes. Riboflavin ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

Other grades with CAS 83-88-5

All 6 grades

More Riboflavin standards

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