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Acetazolamide

CAS No. 59-66-5

Chemical Formula : C4H6N4O3S2

STD No. 621A
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Acetazolamide Impurity 1（Acetazolamide EP Impurity A）

CAS No. 60320-32-3

Chemical Formula : C4H4ClN3OS

STD No. 6211A
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Acetazolamide Impurity 2（Acetazolamide EP Impurity B）

CAS No. 5393-55-5

Chemical Formula : C4H5N3OS

STD No. 6212A
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Acetazolamide Impurity 3（Acetazolamide EP Impurity C）

CAS No. 32873-56-6

Chemical Formula : C4H5N3OS2

STD No. 6213A
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Acetazolamide Impurity 4（Acetazolamide EP Impurity D）

CAS No. 120208-98-2

Chemical Formula : C2H5ClN4O2S2

STD No. 6214A
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Acetazolamide Impurity 5（Acetazolamide EP Impurity E）

CAS No. 827026-60-8（free base）

Chemical Formula : C4H4KN3O4S2

STD No. 6215A
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Acetazolamide Impurity 6（Acetazolamide EP Impurity F）

CAS No. 80495-47-2(free base)

Chemical Formula : C14H24N8O6S4

STD No. 6216A
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Acetazolamide Impurity 7（Acetazolamide EP Impurity G）

CAS No. 2349-67-9

Chemical Formula : C2H3N3S2

STD No. 6217A
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Acetazolamide Impurity 8

CAS No. 32873-57-7

Chemical Formula : C4H4ClN3O3S2

STD No. 6218A
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Acetazolamide-d3

CAS No. 1189904-01-5

Chemical Formula : C4H3D3N4O3S2

STD No. 621AD3
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Acetazolamide-13C2-d3

CAS No. N/A

Chemical Formula : C2 13C2H3D3N4O3S2

STD No. 621A13C
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Acetazolamide Impurity 9

CAS No. N/A

Chemical Formula : C8H9N7O4S3

STD No. 6219A
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Acetazolamide Impurity 10

CAS No. N/A

Chemical Formula : C8H8N6O2S4

STD No. 62110A
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Acetazolamide Impurity 11

CAS No. 50608-12-3

Chemical Formula : C7H13N3S

STD No. 62111A
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