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Pharmacopeial Impurities (EP / USP / BP)

Sulfasalazine EP Impurity D

Reference StandardAvailable on request

Sulfasalazine EP Impurity D (CAS 66364-70-3) supplier Zemixal: C17H14N4O3S, COA and SDS with every lot, worldwide shipping.

Pack sizes
Sulfasalazine EP Impurity D chemical structure
CAS number66364-70-3
FormulaC17H14N4O3S
Molar mass354.4 g/mol
Physical formSolid
HS code38229090
InChIKeyHGJLOOKUKJWWDL-UHFFFAOYSA-N
IUPAC name4-[(2-hydroxyphenyl)diazenyl]-N-pyridin-2-ylbenzenesulfonamide

About Sulfasalazine EP Impurity D

Sulfasalazine EP Impurity D is supplied by Zemixal as a characterised reference material for Sulfasalazine analysis. Identity at a glance (Reference Standard): CAS 66364-70-3, formula C17H14N4O3S and molar mass 354.4 g/mol. It is handled as a solid.

Typical applications

  • 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. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

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 D
Product nameSulfasalazine EP Impurity D
Catalogue numberZX-022829
CAS number66364-70-3
IUPAC name4-[(2-hydroxyphenyl)diazenyl]-N-pyridin-2-ylbenzenesulfonamide
Molecular formulaC17H14N4O3S
Molar mass354.4 g/mol
Exact mass354.0787
GradeReference Standard
Physical formSolid
XLogP3-0.8
H-bond donors / acceptors2 / 7
Topological polar surface area112 Ų
HS code38229090
InChIKeyHGJLOOKUKJWWDL-UHFFFAOYSA-N
SMILESC1=CC=C(C(=C1)N=NC2=CC=C(C=C2)S(=O)(=O)NC3=CC=CC=N3)O
PubChem CID135564868
SynonymsSulfasalazine - Impurity D, Salfasalazine EP Impurity D, Sulfasalazine Impurity D, 4-(2-(2-Hydroxyphenyl)diazenyl)-N-(pyridin-2-yl)benzenesulfonamide, Deshydroxy descarboxy sulfasalazine, 2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene, Benzenesulfonamide, 4-[(2-hydroxyphenyl)azo]-N-2-pyridinyl-, 4-[2-(2-Hydroxyphenyl)diazenyl]-N-2-pyridinylbenzenesulfonamide, Benzenesulfonamide, 4-(2-(2-hydroxyphenyl)diazenyl)-N-2-pyridinyl-, 4-((2-Hydroxyphenyl)diazenyl)-N-(pyridin-2-yl)benzenesulfonamide, Sulfasalazi ne impurity D, 4-[(2-Hydroxyphenyl)azo]-N-2-pyridinylbenzenesulfonamide

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 D
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 D

Which CAS number identifies Sulfasalazine EP Impurity D?
Sulfasalazine EP Impurity D is registered under CAS 66364-70-3. You may also see it listed as Sulfasalazine - Impurity D, Salfasalazine EP Impurity D, Sulfasalazine Impurity D. Our catalogue number for this item is ZX-022829.
What are the formula and molar mass of Sulfasalazine EP Impurity D?
For Sulfasalazine EP Impurity D, its formula is C17H14N4O3S and its molar mass is 354.4 g/mol. The systematic (IUPAC) name is 4-[(2-hydroxyphenyl)diazenyl]-N-pyridin-2-ylbenzenesulfonamide. InChIKey HGJLOOKUKJWWDL-UHFFFAOYSA-N lets you match it in any structure database.
How is Sulfasalazine EP Impurity D used in pharmaceutical QC?
Sulfasalazine EP Impurity D 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 D?
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 D?
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 D to my country?
Yes. Sulfasalazine EP Impurity D ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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