dapsone and its Impurities

Dapsone, also known as diaminodiphenyl sulfone. It is used with pyrimethamine in the treatment of malaria. A sulfone active against a wide range of bacteria but mainly employed for its actions against mycobacterium leprae.. Reference standards of Dapsone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 60 results for dapsone Impurities
PA 04 84000

Dapsone

Dapsone

  • Catalogue No.:PA 04 84000

  • CAS :

    80-08-0

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.30

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PA 04 84510

Dapsone - Impurity A

4-(4-Aminobenzene-1-sulfonyl)phenol

  • Catalogue No.:PA 04 84510

  • CAS :

    25963-47-7

  • Molecular Formula : C12H11NO3S

  • Molecular Weight : 249.29

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PA 04 84520

Dapsone - Impurity D

2-(4-Aminobenzene-1-sulfonyl)aniline

  • Catalogue No.:PA 04 84520

  • CAS :

    27147-69-9

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 84530

Dapsone - Impurity B

4-(Benzenesulfonyl)aniline

  • Catalogue No.:PA 04 84530

  • CAS :

    7019-01-4

  • Molecular Formula : C12H11NO2S

  • Molecular Weight : 233.29

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PA 04 84540

Dapsone - Impurity E

4-(4-Chlorobenzene-1-sulfonyl)aniline

  • Catalogue No.:PA 04 84540

  • CAS :

    7146-68-1

  • Molecular Formula : C12H10ClNO2S

  • Molecular Weight : 267.73

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PA 04 84550

Dapsone - Impurity C

14,74-Diamino-2λ6,6λ6-4-oxa-2,6-dithia-1,7(1),3,5(1,4)-tetrabenzenaheptaphane-2,2,6,6-tetrone

  • Catalogue No.:PA 04 84550

  • CAS :

    54616-64-7

  • Molecular Formula : C24H20N2O5S2

  • Molecular Weight : 480.56

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PA 04 84560

Dapsone - Impurity F

1-(Benzenesulfonyl)-4-chlorobenzene

  • Catalogue No.:PA 04 84560

  • CAS :

    80-00-2

  • Molecular Formula : C12H9ClO2S

  • Molecular Weight : 252.72

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PA 04 84570

N-Acetyl Dapsone

N-Acetyl Dapsone

  • Catalogue No.:PA 04 84570

  • CAS :

    565-20-8

  • Molecular Formula : C14H14N2O3S

  • Molecular Weight : 290.34

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PA 04 84580

Bis(4-nitrophenyl) Sulfone

Bis(4-nitrophenyl) Sulfone

  • Catalogue No.:PA 04 84580

  • CAS :

    1156-50-9

  • Molecular Formula : C12H8N2O6S

  • Molecular Weight : 308.27

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PA 04 84590

4-(4-Nitrophenyl)sulfinylaniline

4-(4-Nitrophenyl)sulfinylaniline

  • Catalogue No.:PA 04 84590

  • CAS :

    5461-23-4

  • Molecular Formula : C12H10N2O3S

  • Molecular Weight : 262.28

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PA 04 84600

4-(4-Nitrophenyl)sulfonylaniline

4-(4-Nitrophenyl)sulfonylaniline

  • Catalogue No.:PA 04 84600

  • CAS :

    1948-92-1

  • Molecular Formula : C12H10N2O4S

  • Molecular Weight : 278.28

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PA 04 84610

4-Chloronitrobenzene

4-Chloronitrobenzene

  • Catalogue No.:PA 04 84610

  • CAS :

    100-00-5

  • Molecular Formula : C6H4ClNO2

  • Molecular Weight : 157.55

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PA 04 84620

4,4'-Sulfinylbis(nitrobenzene)

4,4'-Sulfinylbis(nitrobenzene)

  • Catalogue No.:PA 04 84620

  • CAS :

    1774-38-5

  • Molecular Formula : C12H8N2O5S

  • Molecular Weight : 292.27

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PA 04 84630

4,4'-Sulfinyldianiline

4,4'-Sulfinyldianiline

  • Catalogue No.:PA 04 84630

  • CAS :

    119-59-5

  • Molecular Formula : C12H12N2OS

  • Molecular Weight : 232.3

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PA 04 84640

Bis(2-nitrophenyl)sulfane

Bis(2-nitrophenyl)sulfane

  • Catalogue No.:PA 04 84640

  • CAS :

    22100-66-9

  • Molecular Formula : C12H8N2O4S

  • Molecular Weight : 276.27

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PA 04 84650

2,2'-Sulfonylbis(nitrobenzene)

2,2'-Sulfonylbis(nitrobenzene)

  • Catalogue No.:PA 04 84650

  • CAS :

    14665-52-2

  • Molecular Formula : C12H8N2O6S

  • Molecular Weight : 308.27

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PA 04 84660

2,2'-Sulfonyldianiline

2,2'-Sulfonyldianiline

  • Catalogue No.:PA 04 84660

  • CAS :

    53347-49-2

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 84670

4-(Phenylsulfonyl)benzene-1,3-diamine

4-(Phenylsulfonyl)benzene-1,3-diamine

  • Catalogue No.:PA 04 84670

  • CAS :

    116435-84-8

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 84680

4,4'-Dichlorodiphenyl Sulfone

4,4'-Dichlorodiphenyl Sulfone

  • Catalogue No.:PA 04 84680

  • CAS :

    80-07-9

  • Molecular Formula : C12H8Cl2O2S

  • Molecular Weight : 287.16

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PA 04 84690

Bis(4-hydroxyphenyl) Sulfone

Bis(4-hydroxyphenyl) Sulfone

  • Catalogue No.:PA 04 84690

  • CAS :

    80-09-1

  • Molecular Formula : C12H10O4S

  • Molecular Weight : 250.27

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PA 04 84700

Dapsone Hydroxylamine

Dapsone Hydroxylamine

  • Catalogue No.:PA 04 84700

  • CAS :

    32695-27-5

  • Molecular Formula : C12H12N2O3S

  • Molecular Weight : 264.3

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PA 04 84710

Dapsone Dimer Impurity

Dapsone Dimer Impurity

  • Catalogue No.:PA 04 84710

  • CAS :

    2514651-21-7

  • Molecular Formula : C24H22N4O4S2

  • Molecular Weight : 494.59

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PA 04 84720

3,3'-Sulfonyldianiline

3,3'-Sulfonyldianiline

  • Catalogue No.:PA 04 84720

  • CAS :

    599-61-1

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 84730

4-((2-Chlorophenyl)sulfonyl)aniline

4-((2-Chlorophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 84730

  • CAS :

    148301-96-6

  • Molecular Formula : C12H10ClNO2S

  • Molecular Weight : 267.73

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PA 04 84740

Bis(4-((4-aminophenyl)sulfonyl)phenyl)amine

Bis(4-((4-aminophenyl)sulfonyl)phenyl)amine

  • Catalogue No.:PA 04 84740

  • CAS :

    NA

  • Molecular Formula : C24H21N3O4S2

  • Molecular Weight : 479.57

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PA 04 84750

4-((3-Chlorophenyl)sulfonyl)aniline

4-((3-Chlorophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 84750

  • CAS :

    90309-26-5

  • Molecular Formula : C12H10ClNO2S

  • Molecular Weight : 267.73

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PA 04 84760

3-((4-Chlorophenyl)sulfonyl)aniline

3-((4-Chlorophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 84760

  • CAS :

    23929-35-3

  • Molecular Formula : C12H10ClNO2S

  • Molecular Weight : 267.73

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PA STI 002240

N-Acetyl Dapsone-d8 (Major)

N-Acetyl Dapsone-d8 (Major)

  • Catalogue No.:PA STI 002240

  • CAS :

    1215635-13-4

  • Molecular Formula : C14H6D8N2O3S

  • Molecular Weight : 298.39

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PA STI 024310

Dapsone-d4

Dapsone-d4

  • Catalogue No.:PA STI 024310

  • CAS :

    1346602-12-7

  • Molecular Formula : C12H8D4N2O2S

  • Molecular Weight : 252.33

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PA STI 024320

Dapsone-15N2

Dapsone-15N2

  • Catalogue No.:PA STI 024320

  • CAS :

    287476-19-1

  • Molecular Formula : C12H1215N2O2S

  • Molecular Weight : 250.29

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PA STI 024330

Dapsone-D8 (Major)

Dapsone-D8 (Major)

  • Catalogue No.:PA STI 024330

  • CAS :

    557794-38-4

  • Molecular Formula : C12H4D8N2O2S

  • Molecular Weight : 256.35

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PA STI 024340

Dapsone Hydroxylamine-d4

Dapsone Hydroxylamine-d4

  • Catalogue No.:PA STI 024340

  • CAS :

    1330185-26-6

  • Molecular Formula : C12H8D4N2O3S

  • Molecular Weight : 268.32

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PA STI 029290

4,4'-Di-N-acetylamino-diphenylsulfone-d8

4,4'-Di-N-acetylamino-diphenylsulfone-d8

  • Catalogue No.:PA STI 029290

  • CAS :

    557794-37-3

  • Molecular Formula : C16H8D8N2O4S

  • Molecular Weight : 340.42

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PA STI 029300

4,4'-Di-N-acetylamino-diphenylsulfoxide-d8

4,4'-Di-N-acetylamino-diphenylsulfoxide-d8

  • Catalogue No.:PA STI 029300

  • CAS :

    557794-36-2

  • Molecular Formula : C16H8D8N2O3S

  • Molecular Weight : 324.42

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PA STI 067910

4-Nitro-4'-acetylaminodiphenyl-d4 Sulfone

4-Nitro-4'-acetylaminodiphenyl-d4 Sulfone

  • Catalogue No.:PA STI 067910

  • CAS :

    1346602-08-1

  • Molecular Formula : C14H8D4N2O5S

  • Molecular Weight : 324.35

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PA STI 067920

4-Nitro-4'-aminodiphenyl-d4 Sulfone

4-Nitro-4'-aminodiphenyl-d4 Sulfone

  • Catalogue No.:PA STI 067920

  • CAS :

    1346601-85-1

  • Molecular Formula : C12H6D4N2O4S

  • Molecular Weight : 282.31

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PA USP1164008

Dapsone (1164008)

Dapsone (1164008)

  • Catalogue No.:PA USP1164008

  • CAS :

    80-08-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA BP102RB

dapsone (102RB)

dapsone (102RB)

  • Catalogue No.:PA BP102RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA ICRS0265

Dapsone (ICRS0265)

  • Catalogue No.:PA ICRS0265

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

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PA EPD0100000

Dapsone (D0100000)

Dapsone (D0100000)

  • Catalogue No.:PA EPD0100000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PAI 04 015010

(Oxybis(4,1-phenylene))bis((4-nitrophenyl)sulfane)

(Oxybis(4,1-phenylene))bis((4-nitrophenyl)sulfane)

  • Catalogue No.:PAI 04 015010

  • CAS :

    96847-79-9

  • Molecular Formula : C24H16N2O5S2

  • Molecular Weight : 476.52

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PAI 04 015020

4,4'-Oxybis(((4-nitrophenyl)sulfonyl)benzene)

4,4'-Oxybis(((4-nitrophenyl)sulfonyl)benzene)

  • Catalogue No.:PAI 04 015020

  • CAS :

    54617-07-1

  • Molecular Formula : C24H16N2O9S2

  • Molecular Weight : 540.52

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PA IPIPRS 163 14

Dapsone (IPRS/163/14)-from IPC

  • Catalogue No.:PA IPIPRS 163 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

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PA 04 84770

N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide

N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide

  • Catalogue No.:PA 04 84770

  • CAS :

    21501-24-6

  • Molecular Formula : C13H12N2O3S

  • Molecular Weight : 276.31

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PA 04 0841000

3-((4-aminophenyl)sulfonyl)aniline

3-((4-aminophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 0841000

  • CAS :

    34262-32-3

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA STI 088960

N-(4-((4-aminophenyl-2,3,5,6-d4)sulfonyl)phenyl)acetamide

N-(4-((4-aminophenyl-2,3,5,6-d4)sulfonyl)phenyl)acetamide

  • Catalogue No.:PA STI 088960

  • CAS :

    2070015-08-4

  • Molecular Formula : C14H10D4N2O3S

  • Molecular Weight : 294.36

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PA 04 0841001

Bis(m-Chlorophenyl) sulfone

Bis(m-Chlorophenyl) sulfone

  • Catalogue No.:PA 04 0841001

  • CAS :

    5097-16-5

  • Molecular Formula : C12H8Cl2O2S

  • Molecular Weight : 287.15

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PA 04 0841002

Bis(2-Chlorophenyl)sulfane

Bis(2-Chlorophenyl)sulfane

  • Catalogue No.:PA 04 0841002

  • CAS :

    5097-95-0

  • Molecular Formula : C12H8Cl2S

  • Molecular Weight : 255.16

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PA 04 0841003

1-Chloro-2-((4-chlorophenyl)sulfonyl)benzene

1-Chloro-2-((4-chlorophenyl)sulfonyl)benzene

  • Catalogue No.:PA 04 0841003

  • CAS :

    38980-51-7

  • Molecular Formula : C12H8Cl2O2S

  • Molecular Weight : 287.15

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PA 04 0841004

1-Chloro-3-((4-chlorophenyl)sulfonyl)benzene

1-Chloro-3-((4-chlorophenyl)sulfonyl)benzene

  • Catalogue No.:PA 04 0841004

  • CAS :

    38980-69-7

  • Molecular Formula : C12H8Cl2O2S

  • Molecular Weight : 287.15

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PA 04 0841005

4,4'-Sulfonylbis(nitrosobenzene)

4,4'-Sulfonylbis(nitrosobenzene)

  • Catalogue No.:PA 04 0841005

  • CAS :

    NA

  • Molecular Formula : C12H8N2O4S

  • Molecular Weight : 276.27

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PA 04 0841006

N,N'-(Sulfonylbis(4,1-phenylene))bis(hydroxylamine)

N,N'-(Sulfonylbis(4,1-phenylene))bis(hydroxylamine)

  • Catalogue No.:PA 04 0841006

  • CAS :

    36679-40-0

  • Molecular Formula : C12H12N2O4S

  • Molecular Weight : 280.3

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PA 04 0841007

2-6-((4-((4-Aminophenyl)sulfonyl)phenyl)amino)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

2-6-((4-((4-Aminophenyl)sulfonyl)phenyl)amino)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

  • Catalogue No.:PA 04 0841007

  • CAS :

    NA

  • Molecular Formula : C24H32N2O12S

  • Molecular Weight : 572.58

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PA 04 0841008

4,4'-(Diazene-1,2-diylbis(4,1-phenylenesulfonyl))dianiline

4,4'-(Diazene-1,2-diylbis(4,1-phenylenesulfonyl))dianiline

  • Catalogue No.:PA 04 0841008

  • CAS :

    2755500-71-9

  • Molecular Formula : C24H20N4O4S2

  • Molecular Weight : 492.57

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PA 04 0841009

4-((2-Nitrophenyl)sulfonyl)aniline

4-((2-Nitrophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 0841009

  • CAS :

    107114-81-8

  • Molecular Formula : C12H10N2O4S

  • Molecular Weight : 278.28

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PA 04 0841010

N-(4-((2-Aminophenyl)sulfonyl)phenyl)acetamide

N-(4-((2-Aminophenyl)sulfonyl)phenyl)acetamide

  • Catalogue No.:PA 04 0841010

  • CAS :

    18514-07-3

  • Molecular Formula : C14H14N2O3S

  • Molecular Weight : 290.34

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PA 04 0841011

4-(Benzenesulfonyl)benzene-1,2-diamine

4-(Benzenesulfonyl)benzene-1,2-diamine

  • Catalogue No.:PA 04 0841011

  • CAS :

    54029-75-3

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 0841012

1-Chloro-2-((3-chlorophenyl)sulfonyl)benzene

1-Chloro-2-((3-chlorophenyl)sulfonyl)benzene

  • Catalogue No.:PA 04 0841012

  • CAS :

    92576-97-1

  • Molecular Formula : C12H8Cl2O2S

  • Molecular Weight : 287.15

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PA 04 0841013

2-((3-Aminophenyl)sulfonyl)aniline

2-((3-Aminophenyl)sulfonyl)aniline

  • Catalogue No.:PA 04 0841013

  • CAS :

    34262-29-8

  • Molecular Formula : C12H12N2O2S

  • Molecular Weight : 248.3

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PA 04 0841014

1,2-Bis(2-nitrophenyl)disulfane

1,2-Bis(2-nitrophenyl)disulfane

  • Catalogue No.:PA 04 0841014

  • CAS :

    1155-00-6

  • Molecular Formula : C12H8N2O4S2

  • Molecular Weight : 308.33

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