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| Product | Description | |
|---|---|---|
| Sulfasalazine Impurity A | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 4,4'-[(4-hydroxy-1,3-phenylene)bis(diazenediyl)]bis[N-(pyridin-2-yl)benzenesulphonamide]. Grades: > 95%. Molecular formula: C28H22N8O5S2. Mole weight: 614.65. |  |
| Sulfasalazine Impurity B | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 2-hydroxy-3,5-bis[2-[4-(pyridin-2-ylsulphamoyl)phenyl]diazenyl]benzoic acid; 3, 5-Bis[[p- (2-pyridylsulfamoyl) phenyl]azo]salicylic Acid (Sulfasalazine Impurity B). Grades: > 95%. Molecular formula: C29H22N8O7S2. Mole weight: 658.66. | |
| Sulfasalazine Impurity C | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 2-Hydroxy-5-[2-[4-(2-imino-1(2H)-pyridinyl)phenyl]diazenyl]benzoic Acid; 2-Hydroxy-5-[[4-(2-imino-1(2H)-pyridinyl)phenyl]azo]benzoic Acid; Salicylazoiminopyridine. Grades: > 95%. CAS No. 66030-25-9. Molecular formula: C18H14N4O3. Mole weight: 334.33. | |
| Sulfasalazine Impurity D | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 4-[2-(2-hydroxyphenyl)diazenyl]-N-(pyridin-2- yl)benzenesulphonamide. Grades: > 95%. CAS No. 66364-70-3. Molecular formula: C17H14N4O3S. Mole weight: 354.38. | |
| Sulfasalazine Impurity E | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 2-Hydroxy-3-[4-[ (2-pyridinylamino) sulfonyl]phenyl]-5-[[4-[ (2-pyridinylamino) sulfonyl]phenyl]azo]benzoic Acid; Sulfasalazine Impurity E; 3-[p- (2-Pyridylsulfamoyl) phenyl]-5-[[p- (2-Pyridylsulfamoyl) phenyl]azo]salicylic Acid; 3-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine. Grades: > 95%. CAS No. 1391062-34-2. Molecular formula: C29H22N6O7S2. Mole weight: 630.65. | |
| Sulfasalazine Impurity F | An impurity of Sulfasalazine. Sulfasalazine is a medication used to treat rheumatoid arthritis, ulcerative colitis, and Crohn's disease. Synonyms: 2-Hydroxy-3-[2-[4-[ (2-pyridinylamino) sulfonyl]phenyl]diazenyl]benzoic Acid; 2-Hydroxy-3-[[4-[ (2-pyridinylamino) sulfonyl]phenyl]azo]benzoic Acid; 3-[[p- (2-Pyridylsulfamoyl) phenyl]azo]salicylic Acid; Sulfasalazine 3-Isomer. Grades: > 95%. CAS No. 66364-71-4. Molecular formula: C18H14N4O5S. Mole weight: 398.4. | |
| Sulfasalazine Impurity G | One of the impurities of Sulfasalzine, which is a inhititor of NF-κB activation and always used as an anti-inflammatory agent. Synonyms: 5-{2-[4',5-Bis(pyridin-2-ylsulfamoyl)biphenyl-2-yl]-2-hydroxybenzoic Acid Hydrochloride; 2-Hydroxy-5-[[2-[4-[ (2-pyridinylamino) sulfonyl]phenyl]-4-[ (2-pyridinylamino) sulfonyl]phenyl]azo]benzoic Acid; Sulfasalazine Impurity G; 5-[[2-[4- (2-Pyridylsulfamoyl) phenyl]-4- (2-Pyridylsulfamoyl) phenyl]azo]salicylic Acid. Grades: > 95%. Molecular formula: C29H22N6O7S2. Mole weight: 630.66. | |
| Sulfasalazine Impurity I | One of the impurities of Sulfasalzine, which is a inhititor of NF-κB activation and always used as an anti-inflammatory agent. Synonyms: Mordant Yellow 10; Mordant Yellow GG; Sulfasalazine Impurity I; Acid Mordant Yellow 2G; (3Z) -6-oxo-3-[ (4-sulfonatophenyl) hydrazinylidene]cyclohexa-1, 4-diene-1-carboxylate. Grades: > 95%. CAS No. 21542-82-5. Molecular formula: C13H10N2O6S. Mole weight: 322.30. | |
| 2- [ [4- (2-Pyridylsulfamoyl) phenyl] azo] hydroxybenzene (sulfasalazine impurity D) | 2- [ [4- (2-Pyridylsulfamoyl) phenyl] azo] hydroxybenzene (sulfasalazine impurity D). Group: Biochemicals. Alternative Names: 4- [2- (2-Hydroxyphenyl) diazenyl] -N-2-pyridinyl Benzene sulfonamide; 4- [ (2-Hydroxyphenyl) azo] -N-2-pyridinyl Benzene sulfonamide; Sulfasalazine impurity D. Grades: Highly Purified. CAS No. 66364-70-3. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C17H14N4O3S. US Biological Life Sciences. |  Worldwide |
| 2'-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine Hydrochloride | 2'-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine Hydrochloride. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00288. Format: Neat. |  |
| 2-Hydroxy-4'-(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-3-carboxylic Acid | 2-Hydroxy-4'-(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-3-carboxylic Acid is an impurity of Sulfasalazine (S699084), an an anti-inflammatory agent for gastrointestinal disorders. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg, 25mg. Molecular Formula: C18H14N2O5S. US Biological Life Sciences. | Worldwide |
| 3-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine | 3-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00392. Format: Neat. | |
| 3-Bromo-2-hydroxybenzoic Acid | 3-Bromo-2-hydroxybenzoic Acid is a potential an intermediate formed in the synthesis of 3-[4- (2-Pyridylsulfamoyl) phenyl] Sulfasalazine (P995810), an impurity of Sulfasalazine (S699084), an anti-inflammatory (gastrointestinal). Sulfasalazine has been used in granulomatous colitis. Group: Biochemicals. Grades: Highly Purified. CAS No. 3883-95-2. Pack Sizes: 1g, 5g. Molecular Formula: C7H5BrO3. US Biological Life Sciences. | Worldwide |
| 3-Bromo 5-Acetamido-salicylic Acid Methyl Ester | 3-Bromo 5-Acetamido-salicylic Acid Methyl Ester is an intermediate in synthesizing 5-Amino-3- (4-sulfonylphenyl) salicyclic Acid Sodium Salt (A629340), an impurity of mesalamine (M258100), which is the active metabolite of Sulfasalazine (S699084). Anti-inflammatory (gastrointestinal). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 100mg, 250mg. Molecular Formula: C10H10BrNO4. US Biological Life Sciences. | Worldwide |
| 5-Amino-2-((5-amino-2-hydroxybenzoyl)oxy)benzoic Acid | 5-Amino-2-((5-amino-2-hydroxybenzoyl)oxy)benzoic Acid is an impurity of Mesalazine, the active metabolite of Sulfasalazine. Synonyms: 1-bromo-3-ethyladamantane; 878-61-5; 1-Ethyl-3-bromoadamantane; 5-amino-2-((5-amino-2-hydroxybenzoyl)oxy)benzoic acid; 1-bromo-3-ethyl-adamantane; CDS1_000293; Maybridge1_002581; 1-Bromo-3-ethyl Adamantane; DivK1c_001333; SCHEMBL11252025; HMS548N07; DTXSID10370802; QUUCNKWMKRZRGC-UHFFFAOYSA-N; AKOS016014135; AS-9076; AM20070519; CS-0322161; FT-0607483. Grades: > 95%. Molecular formula: C14H12N2O5. Mole weight: 288.26. | |
| (E)-2-hydroxy-3-(phenyldiazenyl)benzoic acid | (E)-2-hydroxy-3-(phenyldiazenyl)benzoic acid is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: Mesalamine Impurity 06. Grades: ≥95%. CAS No. 136819-59-5. Molecular formula: C13H10N2O3. Mole weight: 242.23. | |
| (E)-2-hydroxy-4-(phenyldiazenyl)benzoic acid | (E)-2-hydroxy-4-(phenyldiazenyl)benzoic acid is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: Mesalamine Impurity 04. Grades: 99%. CAS No. 40038-46-8. Molecular formula: C13H10N2O3. Mole weight: 242.23. | |
| (E)-2-(phenyldiazenyl)phenol | (E)-2-(phenyldiazenyl)phenol is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: Benzolazophenol; hydroxyazobenzene; 1-(phenylazo)-2-hydroxybenzene; Azobenzen-2-ol; 2-[(E)-Phenylazo]phenol; Mesalamine Impurity 05. CAS No. 2362-57-4. Molecular formula: C12H10N2O. Mole weight: 198.22. | |
| (E)-3-(phenyldiazenyl)benzoic acid | (E)-3-(phenyldiazenyl)benzoic acid is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: Benzoic acid, 3-(phenylazo)-; azobenzen-3-carboxylic acid; Mesalamine Impurity 02. CAS No. 14474-22-7. Molecular formula: C13H10N2O2. Mole weight: 226.23. | |
| (E)-3-(phenyldiazenyl)phenol | (E)-3-(phenyldiazenyl)phenol is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: 3-Hydroxy-azobenzol; Mesalamine Impurity 03. CAS No. 2437-11-8. Molecular formula: C12H10N2O. Mole weight: 198.22. | |
| Mesalamine Impurity P | 5-Amino-3-(4-sulfonylphenyl)salicyclic Acid is an impurity of mesalamine. Mesalamine is the active metabolite of Sulfasalazine. Synonyms: 5-Amino-3-(4-sulfonylphenyl)salicyclic Acid; 5-Amino-2-hydroxy-4'-sulfo-[1,1'-Biphenyl]-3-carboxylic Acid. Grades: > 95%. CAS No. 887256-40-8. Molecular formula: C13H11NO6S. Mole weight: 309.29. | |
| Mesalazine-3-carboxylic Acid | Mesalazine-3-carboxylic Acid is an impurity of Mesalazine, the active metabolite of Sulfasalazine. Synonyms: Mesalazine Dicarboxylic Acid; 5-Amino-2-hydroxyisophthalic Acid; 2-Hydroxy-5-aminoisophthalic Acid; 5-Amino-2-hydroxy-1,3-benzenedicarboxylic Acid. Grades: > 95%. CAS No. 859964-08-2. Molecular formula: C8H7NO5. Mole weight: 197.14. | |
| Sulfapyridine | Sulfapyridine is a short-acting sulfonamide antibiotic used in the treatment of dermatitis herpetiformis. It has antibacterial activity. Uses: Anti-infective agents. Synonyms: A 499; A499; A-499; Sulfapyridine; Plurazol; Pyriamid; 4-Amino-N-2-pyridinylbenzenesulfonamide; 2-Sulfanilamidopyridine; 2-Sulfapyridine; Adiplon; Coccoclase; Dagenan; Eubasin; Eubasinum; Haptocil; Sulfidine; Thioseptal; Trianon; Sulfasalazine Impurity J. Grades: >98%. CAS No. 144-83-2. Molecular formula: C11H11N3O2S. Mole weight: 249.29. | |
| Sulfapyridine | United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardspharma & vet compounds & metabolitesstandards for environmental regulatory methodspharma & vet compounds & metabolitesapi standardsbritish pharmacopoeiaeuropean pharmacopoeia (ph. eur.)impurity standardspharmaceutical toxicologypharmacopoeial standards. Alternative Names: NSC 41791, Ronin, A-499, Benzenesulfonamide, 4-amino-N-2-pyridinyl-Sulfanilamide, N1-2(1H)-pyridylidene- (6CI,7CI), Dagenan, NSC 4753, M and B 693, Streptosilpyridine, 4-Amino-N-2-pyridinylbenzenesulfonamide, Septipulmon, Sulfapyridine, 4-[(2-Pyridylamino)sulfonyl]aniline, Haptocil, Adiplon, Trianon, Eubasin, Relbapiridina, Sulphapyridine, 2-Sulfanilamidopyridine, Sulfidin, Sulfanilamide, N4-2-pyridyl- (4CI), 2-Sulfapyridine, Sulfanilamide, N1-2-pyridyl- (8CI), Coccoclase, Sulfidine, Eubasinum, N1-2-Pyridylsulfanilamide,Sulfasalazine Imp. J (EP), Pirodazole, N-(2-Pyridyl)-4-aminobenzenesulfonamide, Piridazol, Pyridazol, Pyriamid, Thioseptal, Plurazol. | |
| Sulfapyridine | Used in treatment of dermatitis herpetiformis; antibacterial. Group: Biochemicals. Alternative Names: 4-Amino-N-2-pyridinyl Benzene sulfonamide; 2-Sulfanilamidopyridine; 2-Sulfapyridine; 4-Amino-N-2-pyridinyl Benzene sulfonamide; Adiplon; Coccoclase; Dagenan; Eubasin; Eubasinum; Haptocil; Sulfidine; Sulphapyridine; Thioseptal; Trianon; Sulfasalazine Impurity J. Grades: Highly Purified. CAS No. 144-83-2. Pack Sizes: 100g, 250g, 500g. Molecular Formula: C11H11N3O2S, Molecular Weight: 249.29. US Biological Life Sciences. | Worldwide |
| Sulfasalazine 3-Isomer | Sulfasalazine 3-Isomer. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS003213. Format: Neat. | |
| 2- [ [4- (2-Pyridylsulfamoyl) phenyl] azo] hydroxybenzene. 4- [ [4- (2-Pyridylsulfamoyl) phenyl] azo] hydroxybenzene. (Mixture of Regioisomers) | Mixture of impurities of Sulfasalazine (S699084), an anti-inflammatory (gastrointestinal). Sulfasalazine has been used in granulomatous colitis. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg, 100mg. Molecular Formula: C17H14N4O3S. US Biological Life Sciences. | Worldwide |
| Mesalamine Impurity F | 3-Aminosalicylic Acid is a substituent in the synthesis of Sulfasalazine related compounds. Synonyms: 3-Aminosalicylic Acid; 2-Hydroxy-3-aminobenzoic Acid; 3-Amino-2-hydroxybenzoic Acid; NSC 285111. Grades: > 95%. CAS No. 570-23-0. Molecular formula: C7H7NO3. Mole weight: 153.14. | |
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