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API Reference Standards

Sulfasalazine

Reference StandardAvailable on request

Sulfasalazine (CAS 599-79-1) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Sulfasalazine chemical structure
CAS number599-79-1
FormulaC18H14N4O5S
Molar mass398.4 g/mol
Physical formSolid
HS code38229090
InChIKeyNCEXYHBECQHGNR-UHFFFAOYSA-N
IUPAC name2-hydroxy-5-[[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid

About Sulfasalazine

Analytical teams working on Sulfasalazine use Sulfasalazine as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 599-79-1, formula C18H14N4O5S and molar mass 398.4 g/mol. It is handled as a solid.

Where it is used

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Sulfasalazine

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

Sulfasalazine standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Sulfasalazine
Product nameSulfasalazine
Catalogue numberZX-022824
CAS number599-79-1
IUPAC name2-hydroxy-5-[[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid
Molecular formulaC18H14N4O5S
Molar mass398.4 g/mol
Exact mass398.0685
GradeReference Standard
Physical formSolid
XLogP3-0.7
H-bond donors / acceptors3 / 9
Topological polar surface area150 Ų
HS code38229090
InChIKeyNCEXYHBECQHGNR-UHFFFAOYSA-N
SMILESC1=CC=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)N=NC3=CC(=C(C=C3)O)C(=O)O
PubChem CID5339
SynonymsSalicylazosulfapyridine, Sulphasalazine, Azulfidine, Salazosulfapyridine, Salazopyrin, Asulfidine, Azopyrine, Salazopyridin, Accucol, Azopyrin, Salazopiridazin, Reupirin

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
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

Which CAS number identifies Sulfasalazine?
Sulfasalazine is registered under CAS 599-79-1. You may also see it listed as Salicylazosulfapyridine, Sulphasalazine, Azulfidine. Our catalogue number for this item is ZX-022824.
What are the formula and molar mass of Sulfasalazine?
For Sulfasalazine, its formula is C18H14N4O5S and its molar mass is 398.4 g/mol. The systematic (IUPAC) name is 2-hydroxy-5-[[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid. InChIKey NCEXYHBECQHGNR-UHFFFAOYSA-N lets you match it in any structure database.
How is Sulfasalazine used in pharmaceutical QC?
Sulfasalazine 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?
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?
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 to my country?
Yes. Sulfasalazine ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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