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Pharmacopeial Impurities (EP / USP / BP)

Sulfasalazine EP Impurity C

Reference StandardAvailable on request

Buy Sulfasalazine EP Impurity C (CAS 66030-25-9) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-022826.

Pack sizes
Sulfasalazine EP Impurity C chemical structure
CAS number66030-25-9
FormulaC18H14N4O3
Molar mass334.3 g/mol
Physical formSolid
HS code38229090
InChIKeyMPAOEFAYUQSYFI-UHFFFAOYSA-N
IUPAC name2-hydroxy-5-[[4-(2-imino-1-pyridinyl)phenyl]diazenyl]benzoic acid

About Sulfasalazine EP Impurity C

Zemixal lists Sulfasalazine EP Impurity C for laboratories that identify, quantify or control Sulfasalazine and its related substances. Key data (Reference Standard): CAS 66030-25-9, formula C18H14N4O3 and molar mass 334.3 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • 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. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Sulfasalazine

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

Sulfasalazine 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 Sulfasalazine EP Impurity C
Product nameSulfasalazine EP Impurity C
Catalogue numberZX-022826
CAS number66030-25-9
IUPAC name2-hydroxy-5-[[4-(2-imino-1-pyridinyl)phenyl]diazenyl]benzoic acid
Molecular formulaC18H14N4O3
Molar mass334.3 g/mol
Exact mass334.1066
GradeReference Standard
Physical formSolid
XLogP33.5
H-bond donors / acceptors3 / 6
Topological polar surface area109 Ų
HS code38229090
InChIKeyMPAOEFAYUQSYFI-UHFFFAOYSA-N
SMILESC1=CC(=N)N(C=C1)C2=CC=C(C=C2)N=NC3=CC(=C(C=C3)O)C(=O)O
PubChem CID135565732
SynonymsSulfasalazine - Impurity C, 2-Hydroxy-5-((4-(2-iminopyridin-1(2H)-yl)phenyl)diazenyl)benzoic acid, 2-Hydroxy-5-[2-[4-(2-iminopyridin-1-(2H)-yl)phenyl]diazenyl]benzoic acid, Benzoic acid, 2-hydroxy-5-[2-[4-(2-imino-1(2H)-pyridinyl)phenyl]diazenyl]-, Benzoic acid, 2-hydroxy-5-((4-(2-imino-1(2H)-pyridinyl)phenyl)azo)-

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 Sulfasalazine EP Impurity C
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 Sulfasalazine EP Impurity C

Which CAS number identifies Sulfasalazine EP Impurity C?
Sulfasalazine EP Impurity C is registered under CAS 66030-25-9. You may also see it listed as Sulfasalazine - Impurity C, 2-Hydroxy-5-((4-(2-iminopyridin-1(2H)-yl)phenyl)diazenyl)benzoic acid, 2-Hydroxy-5-[2-[4-(2-iminopyridin-1-(2H)-yl)phenyl]diazenyl]benzoic acid. Our catalogue number for this item is ZX-022826.
What are the formula and molar mass of Sulfasalazine EP Impurity C?
For Sulfasalazine EP Impurity C, its formula is C18H14N4O3 and its molar mass is 334.3 g/mol. The systematic (IUPAC) name is 2-hydroxy-5-[[4-(2-imino-1-pyridinyl)phenyl]diazenyl]benzoic acid. InChIKey MPAOEFAYUQSYFI-UHFFFAOYSA-N lets you match it in any structure database.
How is Sulfasalazine EP Impurity C used in pharmaceutical QC?
Sulfasalazine EP Impurity C is a characterised reference material linked to Sulfasalazine. 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 Sulfasalazine EP Impurity C?
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 Sulfasalazine EP Impurity C?
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 Sulfasalazine EP Impurity C to my country?
Yes. Sulfasalazine EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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