Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

1636005

USP

Sulfasalazine

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

2-Hydroxy-5-{{4-[(2-pyridinylamino)sulfonyl]phenyl}azo}benzoic acid, 5-[4-(2-Pyridylsulfamoyl)phenylazo]salicylic acid, Salicylazosulfapyridine

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C18H14N4O5S
CAS Number:
Molecular Weight:
398.39
Beilstein/REAXYS Number:
356241
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

sulfasalazine

manufacturer/tradename

USP

mp

260-265 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

OC(=O)c1cc(ccc1O)\N=N\c2ccc(cc2)S(=O)(=O)Nc3ccccn3

InChI

1S/C18H14N4O5S/c23-16-9-6-13(11-15(16)18(24)25)21-20-12-4-7-14(8-5-12)28(26,27)22-17-3-1-2-10-19-17/h1-11,23H,(H,19,22)(H,24,25)/b21-20+

InChI key

NCEXYHBECQHGNR-QZQOTICOSA-N

Gene Information

Looking for similar products? Visit Product Comparison Guide

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Sulfasalazine USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.
Also, for use with USP monographs such as:
  • Sulfasalazine Tablets
  • Sulfasalazine Delayed-Release Tablets

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

pictograms

Health hazardEnvironment

signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Carc. 2 - Repr. 2 - Resp. Sens. 1 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service