API Impurities
Sulfasalazine
Chemical Name: 2-Hydroxy-5-[2-[4-(pyridin-2-ylsulfamoyl...
CAS No:
599-79-1
Molecular Formula: C18H14N4O5S
Molecular Weight: 398.39
CAT No:
ALL-SULFAS-1
Keywords: Sulfasalazine, 2-Hydroxy-5-[2-[4-(pyridi...
Inventory Status:
SULFASALAZINE EP IMPURITY A
Chemical Name: 4,4?-[(4-Hydroxy-1,3-phenylene)bis(diaze...
CAS No:
N.A.
Molecular Formula: C28H22N8O5S2
Molecular Weight: 614.65
CAT No:
ALL-SULFAS-2
Keywords: SMILES string - OC1=CC=C(/N=N/C2=CC=C(S(...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY B
Chemical Name: 2-Hydroxy-3,5-bis[2-[4-(pyridin-2-ylsulf...
CAS No:
1391062-49-9
Molecular Formula: C29H22N8O7S2
Molecular Weight: 658.66
CAT No:
ALL-SULFAS-3
Keywords: SMILES string - O=C(O)C1=CC(/N=N/C2=CC=C...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY C
Chemical Name: 2-Hydroxy-5-[2-[4-(2-iminopyridin-1-(2H)...
CAS No:
66030-25-9
Molecular Formula: C18H14N4O3
Molecular Weight: 334.33
CAT No:
ALL-SULFAS-4
Keywords: SMILES string - O=C(O)C1=CC(/N=N/C2=CC=C...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY D
Chemical Name: 4-[2-(2-Hydroxyphenyl)diazenyl]-N-(pyrid...
CAS No:
66364-70-3
Molecular Formula: C17H14N4O3S
Molecular Weight: 354.38
CAT No:
ALL-SULFAS-5
Keywords: SMILES string - O=S(C1=CC=C(/N=N/C2=CC=C...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY E
Chemical Name: 2-Hydroxy-4?-(pyridin-2-ylsulfamoyl)-5-[...
CAS No:
1391062-34-2
Molecular Formula: C29H22N6O7S2
Molecular Weight: 630.65
CAT No:
ALL-SULFAS-6
Keywords: SMILES string - O=C(C1=C(O)C(C2=CC=C(S(=...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY F
Chemical Name: 2-Hydroxy-3-[2-[4-(pyridin-2-ylsulfamoyl...
CAS No:
66364-71-4
Molecular Formula: C18H14N4O5S
Molecular Weight: 398.39
CAT No:
ALL-SULFAS-7
Keywords: SMILES string - O=C(O)C1=CC=CC(/N=N/C2=C...
Inventory Status:DELIVERY 3-4 WEEKS
SULFASALAZINE EP IMPURITY G
Chemical Name: 5-[2-[4?,5-Bis(Pyridin-2-ylsulfamoyl)bip...
CAS No:
1391062-37-5
Molecular Formula: C29H22N6O7S2
Molecular Weight: 630.65
CAT No:
ALL-SULFAS-8
Keywords: SMILES string - O=C(O)C1=CC(/N=N/C2=CC=C...
Inventory Status:DELIVERY 3-4 WEEKS
Sulfasalazine EP Impurity H / Mesalazine EP Impurity H / Salicylic Acid
Chemical Name: 2-Hydroxybenzoic acid
CAS No:
69-72-7
Molecular Formula: C7H6O3
Molecular Weight: 138.12
CAT No:
ALL-SULFAS-9
Keywords: Sulfasalazine EP Impurity H / Mesalazine...
Inventory Status:
Sulfasalazine EP Impurity I
Chemical Name: 2-Hydroxy-5-[2-(4-sulfophenyl)diazenyl]b...
CAS No:
NA
Molecular Formula: C13H10N2O6S
Molecular Weight: 322.29
CAT No:
ALL-SULFAS-10
Keywords: Sulfasalazine EP Impurity I, 2-Hydroxy-5...
Inventory Status:
Sulfasalazine EP Impurity J / Sulfapyridine
Chemical Name: 4-Amino-N-(pyridin-2-yl)benzenesulfonami...
CAS No:
144-83-2
Molecular Formula: C11H11N3O2S
Molecular Weight: 249.29
CAT No:
ALL-SULFAS-11
Keywords: Sulfasalazine EP Impurity J / Sulfapyrid...
Inventory Status: