A sulfa drugs class of medication, Sulfasalazine is known in the trade name of Azulfidine. It is used in the treatment of rheumatoid arthritis and ulcerative colitis. Sulfasalazine metabolizes to sulfapyridine.Reference standards of Sulfasalazine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Sulfasalazine
Catalogue No.:PA 19 31000
CAS :
Molecular Formula : C18H14N4O5S
Molecular Weight : 398.39
2,4-Bis[[p-(2-pyridylsulfamoyl)phenyl]azo]hydroxybenzene
Catalogue No.:PA 19 31010
Molecular Formula : C28H22N8O5S2
Molecular Weight : 614.65
2-Hydroxy-3,5-bis[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic Acid
Catalogue No.:PA 19 31020
Molecular Formula : C29H22N8O7S2
Molecular Weight : 658.66
2-Hydroxy-5-[2-[4-(2-imino-1(2H)-pyridinyl)phenyl]diazenyl]benzoic Acid
Catalogue No.:PA 19 31030
Molecular Formula : C18H14N4O3
Molecular Weight : 334.33
4-[2-(2-hydroxyphenyl)diazenyl]-N-(pyridin-2-yl)benzenesulfonamide
Catalogue No.:PA 19 31040
Molecular Formula : C17H14N4O3S
Molecular Weight : 354.38
2-hydroxy-4'-(pyridin-2-ylsulfamoyl)-5-[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl] biphenyl-3-carboxylic acid
Catalogue No.:PA 19 31050
Molecular Formula : C29H22N6O7S2
Molecular Weight : 630.65
Sulfasalazine 3-Isomer
Catalogue No.:PA 19 31060
5-[2-[4 ,5-bis(pyridin-2-ylsulfamoyl)biphenyl-2-yl]diazenyl]-2-hydroxybenzoic acid
Catalogue No.:PA 19 31070
Salicylic Acid
Catalogue No.:PA 19 31080
Molecular Formula : C7H6O3
Molecular Weight : 138.12
2-Hydroxy-5-[2-(4-sulfophenyl)diazenyl]benzoic acid
Catalogue No.:PA 19 31090
Molecular Formula : C13H10N2O6S
Molecular Weight : 322.29
Sulfapyridine
Catalogue No.:PA 19 31100
Molecular Formula : C11H11N3O2S
Molecular Weight : 249.29
Sulfasalazine Derivative
Catalogue No.:PA 19 31510
Molecular Formula : C19H16N4O5S
Molecular Weight : 412.42
5-Aminosalicylic Acid-13C6 Hydrochloride
Catalogue No.:PA STI 058870
Molecular Formula : C13C6H8ClNO3
Molecular Weight : 195.55
Sulfasalazine-d4
Catalogue No.:PA STI 080460
Molecular Formula : C18H10D4N4O5S
Molecular Weight : 402.42
(E)-4-((5-Amino-2-hydroxyphenyl)diazenyl)-N-(pyridin-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004010
Molecular Formula : C17H15N5O3S
Molecular Weight : 369.40
(E)-4-((5-Bromo-2-hydroxyphenyl)diazenyl)-N-(pyridin-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004020
Molecular Formula : C17H13BrN4O3S
Molecular Weight : 433.28
1-(4-Aminophenyl)pyridin-2(1H)-one
Catalogue No.:PAI 19 004030
Molecular Formula : C11H10N2O
Molecular Weight : 186.20
N-(4-(N-(6-Methylpyridin-2-yl)sulfamoyl)phenyl)acetamide
Catalogue No.:PAI 19 004040
Molecular Formula : C14H15N3O3S
Molecular Weight : 305.35
4-Amino-N-(6-methylpyridin-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004050
Molecular Formula : C12H13N3O2S
Molecular Weight : 263.32
2-Hydroxy-5-((4-(N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)sulfamoyl)phenyl)diazenyl)benzoic Acid
Catalogue No.:PA 19 31520
Molecular Formula : C24H19N5O7S2
Molecular Weight : 553.56
2-Hydroxy-5-((4-sulfamoylphenyl)diazenyl)benzoic Acid
Catalogue No.:PA 19 31530
Molecular Formula : C13H11N3O5S
Molecular Weight : 321.31
2-Hydroxy-5-((4-(N-(5-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic Acid
Catalogue No.:PA 19 31540
Catalogue No.:PA ICRS0424
Molecular Formula :
Molecular Weight : NA
Sulfasalazine (S2155000)
Catalogue No.:PA EPS2155000
Molecular Formula : NA
Sulfasalazine derivative for resolution (S2155010)
Catalogue No.:PA EPS2155010
Catalogue No.:PA USP1636005
sulfasalazine (779RB)
Catalogue No.:PA BP779RB
4-(Acetylamino)-3-bromobenzenesulfonyl Chloride
Catalogue No.:PA 19 31550
Molecular Formula : C8H7BrClNO3S
Molecular Weight : 312.57
N-Acetylsulfamerazine
Catalogue No.:PA 19 31560
Molecular Formula : C13H14N4O3S
Molecular Weight : 306.34
N-Acetyl Sulfapyridine
Catalogue No.:PA 19 31570
Molecular Formula : C13H13N3O3S
Molecular Weight : 291.33
Disodium 2-hydroxy-5-[2-(4-sulfophenyl)diazenyl]benzoic acid
Catalogue No.:PA 19 0311000
Molecular Formula : C13H8N2Na2O6S
Molecular Weight : 366.25
4,4'-Azanediylbis(N-(pyridin-2-yl)benzenesulfonamide)
Catalogue No.:PA 19 0311001
Molecular Formula : C22H19N5O4S2
Molecular Weight : 481.55
4-Chloro-N-(pyridin-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004051
Molecular Formula : C11H9ClN2O2S
Molecular Weight : 268.72
4-Bromo-N-(pyridin-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004052
Molecular Formula : C11H9BrN2O2S
Molecular Weight : 313.17
N-((7S)-1,2-Dihydroxy-10-(methylthio)-9-oxo-3-(((2S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide
Catalogue No.:PAI 19 004053
Molecular Formula : C25H29NO10S
Molecular Weight : 535.56
N-(Pyridin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide
Catalogue No.:PAI 19 004054
Molecular Formula : C17H21BN2O4S
Molecular Weight : 360.24
2-Hydroxy-4'-(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-3-carboxylic Acid
Catalogue No.:PAI 19 004055
Molecular Formula : C18H14N2O5S
Molecular Weight : 370.38
3-Bromo-2-hydroxybenzoic Acid
Catalogue No.:PAI 19 004056
Molecular Formula : C7H5BrO3
Molecular Weight : 217.02
Descarboxysulfasalazine
Catalogue No.:PA 19 0311002
3-Bromo-2-hydroxy-5-((4-(N-(pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic Acid
Catalogue No.:PAI 19 004057
Molecular Formula : C18H13BrN4O5S
Molecular Weight : 477.29
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