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Sulfasalazine IMpurity F

CAS No.
66364-71-4
Chemical Name:
Sulfasalazine IMpurity F
Synonyms
Sulfasalazine 3-IsoMer;Sulfasalazine IMpurity F;Sulfasalazine impurity N;Sulfasalazine EP Impurity F;Sulfasalazine EP/BP Impurity F (Isosulfasalazine);3-[[p-(2-PyridylsulfaMoyl)phenyl]azo]salicylic Acid;Sulfasalazine Impurity 6(Sulfasalazine EP Impurity F);2-Hydroxy-3-[[4-[(2-pyridinylaMino)sulfonyl]phenyl]azo]benzoic Acid;Benzoic acid, 2-hydroxy-3-[[4-[(2-pyridinylamino)sulfonyl]phenyl]azo]-;2-hydroxy-3-[2-[4-(pyridine-2-ylsulphaMoyl)phenyl]diazenyl]benzoic acid
CBNumber:
CB72623318
Molecular Formula:
C18H14N4O5S
Molecular Weight:
398.39
MDL Number:
MFCD21363845
MOL File:
66364-71-4.mol
Last updated:2026-07-28 08:09:39

Sulfasalazine IMpurity F Properties

Melting point 218-220°C (dec.)
Boiling point 668.470±65.00 °C(Press: 760.00 Torr)(predicted)
Density 1.488±0.14 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
storage temp. Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly, Heated)
pka 2.404±0.10(predicted)
form Solid
color Red to Dark Red
Stability Hygroscopic
Major Application pharmaceutical small molecule
FDA UNII 657BS640RM

Sulfasalazine IMpurity F price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-S699130-50MG Sulfasalazine 3-Isomer 50mg $744 2026-06-03 Buy
TRC TRC-S699130-10MG Sulfasalazine 3-Isomer 10mg $207 2026-06-03 Buy
Biosynth IP27943 3-[[p-(2-Pyridylsulfamoyl)phenyl]azo]salicylic acid 66364-71-4 10mg $150 2026-06-04 Buy
Biosynth IP27943 3-[[p-(2-Pyridylsulfamoyl)phenyl]azo]salicylic acid 66364-71-4 25mg $194.75 2026-06-04 Buy
Biosynth IP27943 3-[[p-(2-Pyridylsulfamoyl)phenyl]azo]salicylic acid 66364-71-4 50mg $324.5 2026-06-04 Buy
Product number Packaging Price Buy
TRC-S699130-50MG 50mg $744 Buy
TRC-S699130-10MG 10mg $207 Buy
IP27943 10mg $150 Buy
IP27943 25mg $194.75 Buy
IP27943 50mg $324.5 Buy

Sulfasalazine IMpurity F Chemical Properties, Uses, Production

Uses

A positional isomeric impurity of Sulfasalazine (S699084). Sulfasalazine EP Impurity F

Sulfasalazine IMpurity F Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 52)
Supplier Tel Email Country ProdList Advantage
Tianjin Aiyuxuan Pharmaceutical Technology?Co.,Ltd 13312134804 mark_zhang@yuxuanpharm.com China 327 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
T&W GROUP 021-61551611 13296011611 contact@trustwe.com China 9884 58
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Shandong Boluoda Biological Technology Co., Ltd. 0531-68651502 2310993908@qq.com China 3228 58
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9883 50
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 025-66028182 17714375163 yftan@aikonchem.com China 16674 50
BOC Sciences 16314854226 info@bocsci.com United States 9909 65
Shijiazhuang yaoBo Pharmaceutical Co., Ltd. 15633056635 2880679888@qq.com China 2796 58

View Latest Price from Sulfasalazine IMpurity F manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Sulfasalazine IMpurity F pictures 2020-01-19 Sulfasalazine IMpurity F
66364-71-4
$1.00 1KG 99.0% 100kg Career Henan Chemical Co
2-Hydroxy-3-[[4-[(2-pyridinylaMino)sulfonyl]phenyl]azo]benzoic Acid 2-Hydroxy-3-[2-[4-[(2-pyridinylaMino)sulfonyl]phenyl]diazenyl]benzoic Acid 3-[[p-(2-PyridylsulfaMoyl)phenyl]azo]salicylic Acid Sulfasalazine 3-IsoMer Sulfasalazine IMpurity F (E)-2-hydroxy-3-((4-(N-(pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic acid Sulfasalazine Impurity 6(Sulfasalazine EP Impurity F) 2-hydroxy-3-[2-[4-(pyridine-2-ylsulphaMoyl)phenyl]diazenyl]benzoic acid Sulfasalazine EP Impurity F Benzoic acid, 2-hydroxy-3-[[4-[(2-pyridinylamino)sulfonyl]phenyl]azo]- Benzoic acid, 2-hydroxy-3-[2-[4-[(2-pyridinylamino)sulfonyl]phenyl]diazenyl]- 2-Hydroxy-3-((4-(n-(pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic acid Sulfasalazine impurity N "2-hydroxy-3-[2-[4-(pyridin-2-ylsulfamoyl)phenyl]- diazenyl]benzoic acid" Sulfasalazine EP/BP Impurity F (Isosulfasalazine) 66364-71-4 Aromatics Heterocycles Impurities Intermediates & Fine Chemicals Pharmaceuticals Sulfur & Selenium Compounds