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.
stdClass Object ( [pname] => Sulfasalazine - API Standards [catalogue_number] => PA 19 31000 [category_ids] => ,79,80,71,78,70,82,88, [chemical_name] => [weight] => 398.39 [form] => C18H14N4O5S [cas] => 599-79-1 [pslug] => 599-79-1-sulfasalazine-api-pa1931000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42698 [offers_product_code] => PA 19 31000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31000
CAS :
Molecular Formula : C18H14N4O5S
Molecular Weight : 398.39
stdClass Object ( [pname] => Sulfasalazine - Impurity F [catalogue_number] => PA 19 31060 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 398.39 [form] => C18H14N4O5S [cas] => 66364-71-4 [pslug] => 66364-71-4-sulfasalazine-impurity-f-pa1931060 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42699 [offers_product_code] => PA 19 31060 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31060
stdClass Object ( [pname] => Sulfasalazine - Impurity H [catalogue_number] => PA 19 31080 [category_ids] => ,70,75,78,80,82, [chemical_name] => [weight] => 138.12 [form] => C7H6O3 [cas] => 69-72-7 [pslug] => 69-72-7-sulfasalazine-impurity-h-pa1931080 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42700 [offers_product_code] => PA 19 31080 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31080
Molecular Formula : C7H6O3
Molecular Weight : 138.12
stdClass Object ( [pname] => Sulfasalazine - Impurity I [catalogue_number] => PA 19 31090 [category_ids] => ,80,78,70,82,88, [chemical_name] => [weight] => 322.29 [form] => C13H10N2O6S [cas] => 21542-82-5 [pslug] => 21542-82-5-sulfasalazine-impurity-i-pa1931090 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42701 [offers_product_code] => PA 19 31090 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31090
Molecular Formula : C13H10N2O6S
Molecular Weight : 322.29
stdClass Object ( [pname] => Sulfasalazine - Impurity J [catalogue_number] => PA 19 31100 [category_ids] => ,80,78,70,82,88, [chemical_name] => [weight] => 249.29 [form] => C11H11N3O2S [cas] => 144-83-2 [pslug] => 144-83-2-sulfasalazine-impurity-j-pa1931100 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42702 [offers_product_code] => PA 19 31100 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31100
Molecular Formula : C11H11N3O2S
Molecular Weight : 249.29
stdClass Object ( [pname] => Sulfasalazine Derivative [catalogue_number] => PA 19 31510 [category_ids] => ,80,71,78,70,82,88, [chemical_name] => [weight] => 412.42 [form] => C19H16N4O5S [cas] => 42753-55-9 [pslug] => 42753-55-9-sulfasalazine-derivative-pa1931510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42703 [offers_product_code] => PA 19 31510 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 31510
Molecular Formula : C19H16N4O5S
Molecular Weight : 412.42
stdClass Object ( [pname] => Descarboxysulfasalazine [catalogue_number] => PA 19 0311002 [category_ids] => ,79,80,71,78,70,82,88, [chemical_name] => [weight] => 354.38 [form] => C17H14N4O3S [cas] => 330482-44-5 [pslug] => 330482-44-5-descarboxysulfasalazine-pa190311002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 42503 [offers_product_code] => PA 19 0311002 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 19 0311002
Molecular Formula : C17H14N4O3S
Molecular Weight : 354.38
stdClass Object ( [pname] => Sulfasalazine - Impurity A [catalogue_number] => PA 19 31010 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 614.65 [form] => C28H22N8O5S2 [cas] => 1391062-35-3 [pslug] => 1391062-35-3-sulfasalazine-impurity-a-pa1931010 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31010
Molecular Formula : C28H22N8O5S2
Molecular Weight : 614.65
stdClass Object ( [pname] => Sulfasalazine - Impurity B [catalogue_number] => PA 19 31020 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 658.66 [form] => C29H22N8O7S2 [cas] => 1391062-49-9 [pslug] => 1391062-49-9-sulfasalazine-impurity-b-pa1931020 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31020
Molecular Formula : C29H22N8O7S2
Molecular Weight : 658.66
stdClass Object ( [pname] => Sulfasalazine - Impurity C [catalogue_number] => PA 19 31030 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 334.33 [form] => C18H14N4O3 [cas] => 66030-25-9 [pslug] => 66030-25-9-sulfasalazine-impurity-c-pa1931030 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31030
Molecular Formula : C18H14N4O3
Molecular Weight : 334.33
stdClass Object ( [pname] => Sulfasalazine - Impurity D [catalogue_number] => PA 19 31040 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 354.38 [form] => C17H14N4O3S [cas] => 66364-70-3 [pslug] => 66364-70-3-sulfasalazine-impurity-d-pa1931040 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31040
stdClass Object ( [pname] => Sulfasalazine - Impurity E [catalogue_number] => PA 19 31050 [category_ids] => ,80,71,75,78,70,82,88, [chemical_name] => [weight] => 630.65 [form] => C29H22N6O7S2 [cas] => 1391062-34-2 [pslug] => 1391062-34-2-sulfasalazine-impurity-e-pa1931050 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31050
Molecular Formula : C29H22N6O7S2
Molecular Weight : 630.65
stdClass Object ( [pname] => Sulfasalazine - Impurity G [catalogue_number] => PA 19 31070 [category_ids] => ,80,75,78,70,82,88,79,71, [chemical_name] => [weight] => 630.65 [form] => C29H22N6O7S2 [cas] => 1391062-37-5 [pslug] => 1391062-37-5-sulfasalazine-impurity-g-pa1931070 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31070
stdClass Object ( [pname] => 5-Aminosalicylic Acid-13C6 Hydrochloride [catalogue_number] => PA STI 058870 [category_ids] => ,80,98,76,75,78,70,82, [chemical_name] => [weight] => 195.55 [form] => C13C6H8ClNO3 [cas] => 1261398-47-3 [pslug] => 1261398-47-3-5-aminosalicylic-acid-13c6-hydrochloride-pasti058870 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 058870
Molecular Formula : C13C6H8ClNO3
Molecular Weight : 195.55
stdClass Object ( [pname] => Sulfasalazine-d4 [catalogue_number] => PA STI 080460 [category_ids] => ,79,80,71,98,78,70,82,88, [chemical_name] => [weight] => 402.42 [form] => C18H10D4N4O5S [cas] => 1346606-50-5 [pslug] => 1346606-50-5-sulfasalazine-d4-pasti080460 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 080460
Molecular Formula : C18H10D4N4O5S
Molecular Weight : 402.42
stdClass Object ( [pname] => 2-Hydroxy-5-((4-(N-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)sulfamoyl)phenyl)diazenyl)benzoic Acid [catalogue_number] => PA 19 31520 [category_ids] => ,79,80,71,78,70,82,88, [chemical_name] => [weight] => 553.56 [form] => C24H19N5O7S2 [cas] => 2033064-44-5 [pslug] => 2033064-44-5-2-hydroxy-5-4-n-4-n-pyridin-2-yl-sulfamoyl-phenyl-sulfamoyl-phenyl-diazenyl-benzoic-acid-pa1931520 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31520
Molecular Formula : C24H19N5O7S2
Molecular Weight : 553.56
stdClass Object ( [pname] => 2-Hydroxy-5-((4-sulfamoylphenyl)diazenyl)benzoic Acid [catalogue_number] => PA 19 31530 [category_ids] => ,79,80,71,78,70,82,88, [chemical_name] => [weight] => 321.31 [form] => C13H11N3O5S [cas] => 139-56-0 [pslug] => 139-56-0-2-hydroxy-5-4-sulfamoylphenyl-diazenyl-benzoic-acid-pa1931530 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31530
Molecular Formula : C13H11N3O5S
Molecular Weight : 321.31
stdClass Object ( [pname] => 2-Hydroxy-5-((4-(N-(5-(4-(N-(pyridin-2-yl)sulfamoyl)phenyl)pyridin-2-yl)sulfamoyl)phenyl)diazenyl)benzoic Acid [catalogue_number] => PA 19 31540 [category_ids] => ,79,80,71,78,70,82,88, [chemical_name] => [weight] => 630.65 [form] => C29H22N6O7S2 [cas] => NA [pslug] => 2-hydroxy-5-4-n-5-4-n-pyridin-2-yl-sulfamoyl-phenyl-pyridin-2-yl-sulfamoyl-phenyl-diazenyl-benzoic-acid-pa1931540 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31540
stdClass Object ( [pname] => 4-(Acetylamino)-3-bromobenzenesulfonyl Chloride [catalogue_number] => PA 19 31550 [category_ids] => ,76,75,78,70,82,88, [chemical_name] => [weight] => 312.57 [form] => C8H7BrClNO3S [cas] => 88963-75-1 [pslug] => 88963-75-1-4-acetylamino-3-bromobenzenesulfonyl-chloride-pa1931550 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31550
Molecular Formula : C8H7BrClNO3S
Molecular Weight : 312.57
stdClass Object ( [pname] => N-Acetylsulfamerazine [catalogue_number] => PA 19 31560 [category_ids] => ,76,75,78,70,82,88, [chemical_name] => [weight] => 306.34 [form] => C13H14N4O3S [cas] => 127-73-1 [pslug] => 127-73-1-n-acetylsulfamerazine-pa1931560 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31560
Molecular Formula : C13H14N4O3S
Molecular Weight : 306.34
stdClass Object ( [pname] => N-Acetyl Sulfapyridine [catalogue_number] => PA 19 31570 [category_ids] => ,76,75,78,70,82,88, [chemical_name] => [weight] => 291.33 [form] => C13H13N3O3S [cas] => 19077-98-6 [pslug] => 19077-98-6-n-acetyl-sulfapyridine-pa1931570 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 31570
Molecular Formula : C13H13N3O3S
Molecular Weight : 291.33
stdClass Object ( [pname] => Disodium 2-hydroxy-5-[2-(4-sulfophenyl)diazenyl]benzoic acid [catalogue_number] => PA 19 0311000 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 366.25 [form] => C13H8N2Na2O6S [cas] => 6054-99-5 [pslug] => 6054-99-5-disodium-2-hydroxy-5-2-4-sulfophenyl-diazenyl-benzoic-acid-pa190311000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 0311000
Molecular Formula : C13H8N2Na2O6S
Molecular Weight : 366.25
stdClass Object ( [pname] => 4,4'-Azanediylbis(N-(pyridin-2-yl)benzenesulfonamide) [catalogue_number] => PA 19 0311001 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 481.55 [form] => C22H19N5O4S2 [cas] => 2033064-46-7 [pslug] => 2033064-46-7-4-4-azanediylbis-n-pyridin-2-yl-benzenesulfonamide-pa190311001 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 0311001
Molecular Formula : C22H19N5O4S2
Molecular Weight : 481.55
stdClass Object ( [pname] => 4-Chloro-N-(pyridin-2-yl)benzenesulfonamide [catalogue_number] => PAI 19 004051 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 268.72 [form] => C11H9ClN2O2S [cas] => 1213-38-3 [pslug] => 1213-38-3-4-chloro-n-pyridin-2-yl-benzenesulfonamide-pai19004051 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 49282 [offers_product_code] => PAI 19 004051 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PAI 19 004051
Molecular Formula : C11H9ClN2O2S
Molecular Weight : 268.72
stdClass Object ( [pname] => 4-Bromo-N-(pyridin-2-yl)benzenesulfonamide [catalogue_number] => PAI 19 004052 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 313.17 [form] => C11H9BrN2O2S [cas] => 3609-89-0 [pslug] => 3609-89-0-4-bromo-n-pyridin-2-yl-benzenesulfonamide-pai19004052 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 19 004052
Molecular Formula : C11H9BrN2O2S
Molecular Weight : 313.17
stdClass Object ( [pname] => N-(Pyridin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide [catalogue_number] => PAI 19 004054 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 360.24 [form] => C17H21BN2O4S [cas] => 2033064-47-8 [pslug] => 2033064-47-8-n-pyridin-2-yl-4-4-4-5-5-tetramethyl-1-3-2-dioxaborolan-2-yl-benzenesulfonamide-pai19004054 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 19 004054
Molecular Formula : C17H21BN2O4S
Molecular Weight : 360.24
stdClass Object ( [pname] => 2-Hydroxy-4'-(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-3-carboxylic Acid [catalogue_number] => PAI 19 004055 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 370.38 [form] => C18H14N2O5S [cas] => 2512199-33-4 [pslug] => 2512199-33-4-2-hydroxy-4-n-pyridin-2-yl-sulfamoyl-1-1-biphenyl-3-carboxylic-acid-pai19004055 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 19 004055
Molecular Formula : C18H14N2O5S
Molecular Weight : 370.38
stdClass Object ( [pname] => (E)-2-Hydroxy-5-((4-sulfophenyl)diazenyl)benzoic acid [catalogue_number] => PA 19 0311003 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 322.29 [form] => C13H10N2O6S [cas] => 1310803-27-0 [pslug] => 1310803-27-0-e-2-hydroxy-5-4-sulfophenyl-diazenyl-benzoic-acid-pa190311003 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 19 0311003
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