Methazolamide-impurities | Pharmaffiliates

methazolamide and its Impurities

Methazolamide is used to treat high pressure inside the eye due to certain types of glaucoma. It is a potent carbonic anhydrase inhibitor. Reference standards of Methazolamide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 14 results for methazolamide Impurities
PA STI 003110

5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid-d3

5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid-d3


  • Catalogue No.:PA STI 003110

  • CAS :

    1795143-17-7

  • Molecular Formula : C5H4D3N3O4S2

  • Molecular Weight : 240.28

PA STI 012960

Bis(5-acetylamino-4-methyl-1,3,4-thiadiazole-2-sulfonyl)amine-d6

Bis(5-acetylamino-4-methyl-1,3,4-thiadiazole-2-sulfonyl)amine-d6


  • Catalogue No.:PA STI 012960

  • CAS :

    NA

  • Molecular Formula : C10H7D6N7O6S4

  • Molecular Weight : 461.55

PA STI 058660

Methazolamide-d3

Methazolamide-d3


  • Catalogue No.:PA STI 058660

  • CAS :

    1795133-31-1

  • Molecular Formula : C5H5D3N4O3S2

  • Molecular Weight : 239.29

PA STI 058670

Methazolamide-d6

Methazolamide-d6


  • Catalogue No.:PA STI 058670

  • CAS :

    1795142-30-1

  • Molecular Formula : C5H2D6N4O3S2

  • Molecular Weight : 242.31

PA STI 058680

Methazolamide-d3

Methazolamide-d3


  • Catalogue No.:PA STI 058680

  • CAS :

    NA

  • Molecular Formula : C5H5D3N4O3S2

  • Molecular Weight : 239.29

PA 40 64000

Methazolamide - API Standards

Methazolamide


  • Catalogue No.:PA 40 64000

  • CAS :

    554-57-4

  • Molecular Formula : C5H8N4O3S2

  • Molecular Weight : 236.26

PA 40 64510

5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid

5-(Acetylimino)-4,5-dihydro-4-methyl-1,3,4-thiadiazole-2-sulfonic Acid


  • Catalogue No.:PA 40 64510

  • CAS :

    1312679-00-7

  • Molecular Formula : C5H7N3O4S2

  • Molecular Weight : 237.26

Methazolamide (1406005)

Methazolamide (1406005)


  • Catalogue No.:PA USP1406005

  • CAS :

    554-57-4

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 40 0641000

5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide hydrochloride

5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamide hydrochloride


  • Catalogue No.:PA 40 0641000

  • CAS :

    109517-20-6

  • Molecular Formula : C3H7ClN4O2S2

  • Molecular Weight : 230.69

PA 40 0641001

(E)-N-(3-Methyl-1,3,4-thiadiazol-2(3H)-ylidene)acetamide

(E)-N-(3-Methyl-1,3,4-thiadiazol-2(3H)-ylidene)acetamide


  • Catalogue No.:PA 40 0641001

  • CAS :

    58537-52-3

  • Molecular Formula : C5H7N3OS

  • Molecular Weight : 157.19

PA 40 0641002

N-(5-(Methylthio)-1,3,4-thiadiazol-2-yl)acetamide

N-(5-(Methylthio)-1,3,4-thiadiazol-2-yl)acetamide


  • Catalogue No.:PA 40 0641002

  • CAS :

    38583-51-6

  • Molecular Formula : C5H7N3OS2

  • Molecular Weight : 189.25

PA 40 0641003

N-[5-{[5-(Acetylimino)-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamido]sulfonyl}-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-ylidene]acetamide triethylamine salt

N-[5-{[5-(Acetylimino)-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonamido]sulfonyl}-3-methyl-2,3-dihydro-1,3,4-thiadiazol-2-ylidene]acetamide triethylamine salt


  • Catalogue No.:PA 40 0641003

  • CAS :

    NA

  • Molecular Formula : C16H28N8O6S4

  • Molecular Weight : 556.69

PA 40 0641004

5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonic acid

5-Imino-4-methyl-4,5-dihydro-1,3,4-thiadiazole-2-sulfonic acid


  • Catalogue No.:PA 40 0641004

  • CAS :

    NA

  • Molecular Formula : C3H5N3O3S2

  • Molecular Weight : 195.21

PA 40 0641005

N-((Z)-3-Methyl-5-(N-((E)-3-methyl-5-sulfamoyl-1,3,4-thiadiazol-2(3H)-ylidene)sulfamoyl)-1,3,4-thiadiazol-2(3H)-ylidene)acetamide

N-((Z)-3-Methyl-5-(N-((E)-3-methyl-5-sulfamoyl-1,3,4-thiadiazol-2(3H)-ylidene)sulfamoyl)-1,3,4-thiadiazol-2(3H)-ylidene)acetamide


  • Catalogue No.:PA 40 0641005

  • CAS :

    NA

  • Molecular Formula : C8H11N7O5S4

  • Molecular Weight : 413.46