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Type:Impurity Reference Standard
Total Products: 14
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Sulfasalazine Related Products
Cleanchem is a trusted provider of premium pharmaceutical reference materials, specializing in Sulfasalazine and its associated compounds. Our catalog includes pharmacopeial and non-pharmacopeial Sulfasalazine impurities, metabolites, nitrosamine derivatives (N-NO compounds), and stable isotope-labeled products. These reference standards play a critical role in pharmaceutical R&D, supporting activities such as product formulation, ANDA and DMF submissions, quality assurance, analytical method development, and stability assessments.
All Sulfasalazine-related substances undergo comprehensive characterization and are delivered with complete Certificates of Analysis and supporting analytical documentation to ensure regulatory adherence. Upon request, we can offer EP/USP traceable standards. Our products are routinely re-evaluated to maintain consistent quality and performance.
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Sulfasalazine
CAT No: CL-SSZN-01 CAS No: 599-79-1 Mol Wt: 398.4 Mol F: C18H14N4O5S Inv Status: Custom Synthesis
Chemical Name: (E)-2-Hydroxy-5-((4-(N-(pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic acid
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Sulfasalazine EP Impurity A
CAT No: CL-SSZN-02 CAS No: 1391062-35-3 Mol Wt: 614.7 Mol F: C28H22N8O5S2 Inv Status: Custom Synthesis
Chemical Name: 4,4'-[(4-Hydroxy-1,3-phenylene)bis(diazenediyl)]bis[N-(pyridin-2-yl)benzenesulfonamide]
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Sulfasalazine EP Impurity B
CAT No: CL-SSZN-03 CAS No: 1391062-49-9 Mol Wt: 658.7 Mol F: C29H22N8O7S2 Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxy-3,5-bis[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid
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Sulfasalazine EP Impurity C
CAT No: CL-SSZN-04 CAS No: 66030-25-9 Mol Wt: 334.4 Mol F: C18H14N4O3 Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxy-5-[2-[4-(2-iminopyridin-1(2H)-yl)phenyl]diazenyl]benzoic acid
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Sulfasalazine EP Impurity D
CAT No: CL-SSZN-05 CAS No: 66364-70-3 Mol Wt: 354.4 Mol F: C17H14N4O3S Inv Status: Custom Synthesis
Chemical Name: 4-[2-(2-Hydroxyphenyl)diazenyl]-N-(pyridin-2-yl)benzenesulfonamide
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Sulfasalazine EP Impurity E
CAT No: CL-SSZN-06 CAS No: 1391062-34-2 Mol Wt: 630.7 Mol F: C29H22N6O7S2 Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxy-4'-(pyridin-2-ylsulfamoyl)-5-[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]biphenyl-3-carboxylic acid
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Sulfasalazine EP Impurity F
CAT No: CL-SSZN-07 CAS No: 66364-71-4 Mol Wt: 398.4 Mol F: C18H14N4O5S Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxy-3-[2-[4-(pyridin-2-ylsulfamoyl)phenyl]diazenyl]benzoic acid
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Sulfasalazine EP Impurity G
CAT No: CL-SSZN-08 CAS No: 1391062-37-5 Mol Wt: 630.7 Mol F: C29H22N6O7S2 Inv Status: Custom Synthesis
Chemical Name: 5-[2-[4',5-Bis(pyridin-2-ylsulfamoyl)biphenyl-2-yl]diazenyl]-2-hydroxybenzoic acid
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Sulfasalazine EP Impurity I
CAT No: CL-SSZN-09 CAS No: 6054-99-5 Mol Wt: 322.3 : 2(23.0) Mol F: C13H10N2O6S : 2Na Inv Status: Custom Synthesis
Chemical Name: Disodium 2-hydroxy-5-[2-(4-sulfophenyl)diazenyl]benzoic acid
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Sulfasalazine EP Impurity J
CAT No: CL-SSZN-10 CAS No: 144-83-2 Mol Wt: 249.3 Mol F: C11H11N3O2S Inv Status: Custom Synthesis
Chemical Name: 4-Amino-N-(pyridin-2-yl)benzenesulfonamide
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Sulfasalazine Impurity 1
CAT No: CL-SSZN-11 CAS No: 2033064-44-5 Mol Wt: 553.6 Mol F: C24H19N5O7S2 Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxy-5-((4-(N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)sulfamoyl)phenyl)diazenyl)benzoic acid
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Sulfasalazine Impurity 2
CAT No: CL-SSZN-12 CAS No: 2033064-46-7 Mol Wt: 481.5 Mol F: C22H19N5O4S2 Inv Status: Custom Synthesis
Chemical Name: 4,4'-Azanediylbis(N-(pyridin-2-yl)benzenesulfonamide)
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Sulfasalazine EP Impurity H
CAT No: CL-SSZN-13 CAS No: 69-72-7 Mol Wt: 138.1 Mol F: C7H6O3 Inv Status: Custom Synthesis
Chemical Name: 2-Hydroxybenzenecarboxylic acid
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6-Methyl Sulfasalazine
CAT No: CL-SSZN-14 CAS No: 42753-55-9 Mol Wt: 412.4 Mol F: C19H16N4O5S Inv Status: Custom Synthesis
Chemical Name: 5-(4-[N-(6-Methylpyridin-2-yl)sulfamoyl]phenyldiazenyl)salicylic acid

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