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Pharmacopeial Impurities (EP / USP / BP)

Olsalazine EP Impurity E

Reference StandardAvailable on request

Buy Olsalazine EP Impurity E (CAS 2749969-19-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Exported from India with full paperwork.

Pack sizes
Olsalazine EP Impurity E chemical structure
CAS number2749969-19-3
FormulaC15H12N2O8S
Molar mass380.3 g/mol
Physical formSolid
HS code38229090
InChIKeyGRFQCNZEHFGXRP-UHFFFAOYSA-N
IUPAC name2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid

About Olsalazine EP Impurity E

Olsalazine EP Impurity E belongs to the Olsalazine reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 2749969-19-3, formula C15H12N2O8S and molar mass 380.3 g/mol. It is handled as a solid.

Use cases we see most often

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

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

Reference standards for Olsalazine

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

Olsalazine 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 Olsalazine EP Impurity E
Product nameOlsalazine EP Impurity E
Catalogue numberZX-030940
CAS number2749969-19-3
IUPAC name2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid
Molecular formulaC15H12N2O8S
Molar mass380.3 g/mol
Exact mass380.0314
GradeReference Standard
Physical formSolid
XLogP32.2
H-bond donors / acceptors4 / 10
Topological polar surface area182 Ų
HS code38229090
InChIKeyGRFQCNZEHFGXRP-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1N=NC2=CC(=C(C=C2)O)C(=O)O)C(=O)CS(=O)(=O)O)O
PubChem CID171379758
SynonymsOlsalazine Sodium - Impurity E, 2-Hydroxy-5-((4-hydroxy-3-(2-sulfoacetyl)phenyl)diazenyl)benzoic Acid, 3-Descarboxy-3-sulfocaetyl Olsalazine, (E)-2-hydroxy-5-((4-hydroxy-3-(2-sulfoacetyl)phenyl)diazenyl)benzoic acid

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 Olsalazine EP Impurity E
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 Olsalazine EP Impurity E

Which CAS number identifies Olsalazine EP Impurity E?
Olsalazine EP Impurity E is registered under CAS 2749969-19-3. You may also see it listed as Olsalazine Sodium - Impurity E, 2-Hydroxy-5-((4-hydroxy-3-(2-sulfoacetyl)phenyl)diazenyl)benzoic Acid, 3-Descarboxy-3-sulfocaetyl Olsalazine. Our catalogue number for this item is ZX-030940.
What are the formula and molar mass of Olsalazine EP Impurity E?
For Olsalazine EP Impurity E, its formula is C15H12N2O8S and its molar mass is 380.3 g/mol. The systematic (IUPAC) name is 2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid. InChIKey GRFQCNZEHFGXRP-UHFFFAOYSA-N lets you match it in any structure database.
How is Olsalazine EP Impurity E used in pharmaceutical QC?
Olsalazine EP Impurity E is a characterised reference material linked to Olsalazine. 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 Olsalazine EP Impurity E?
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 Olsalazine EP Impurity E?
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 Olsalazine EP Impurity E to my country?
Yes. Olsalazine EP Impurity E ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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