Sulfasalazine is a pharmaceutical raw material with anti-inflammatory properties. It is a crystalline compound whose triclinic polymorph has been characterized by X-ray crystallography.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
CAS 599-79-1
(E)-2-Hydroxy-5-((4-(N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)sulfamoyl)phenyl)diazenyl)benzoic Acid
research compound
Zinc citrate dihydrate
pharmaceutical raw material
Vindesine sulfate
pharmaceutical raw material
Malotilate
pharmaceutical raw material
Diquafosol
pharmaceutical raw material
The international HS code for Sulfasalazine (CAS 599-79-1) is 2935.90.
2935.90
2935 90 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-hydroxy-5-[[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid
NCEXYHBECQHGNR-UHFFFAOYSA-N
C1=CC=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)N=NC3=CC(=C(C=C3)O)C(=O)O