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Impurity - Sildenafil

CAT No: KMS002001
N-Nitroso N-Desmethyl Sildenafil

CAS No.: Not Available

CAT No.: KMS002001

Formula : C21H27N7O5S

FW : 489.55

CAT No: KMS002002
Sildenafil EP Impurity F

CAS No.: Not Available

CAT No.: KMS002002

Formula : C21H28N6O4S : C2HF3O2

FW : 460.55 : 114.02

CAT No: KMS002003
Sildenafil EP Impurity B

CAS No.: 1094598-75-0

CAT No.: KMS002003

Formula : C22H30N6O5S

FW : 490.58

CAT No: KMS002004
2-Ethoxybenzoic Acid

CAS No.: 134-11-2

CAT No.: KMS002004

Formula : C9H10O3

FW : 166.2

CAT No: KMS002005
2-Ethoxybenzoyl Chloride Impurity

CAS No.: 42926-52-3

CAT No.: KMS002005

Formula : C9H9ClO2

FW : 184.6

CAT No: KMS002018
Iso Sildenafil

CAS No.: 253178-46-0

CAT No.: KMS002018

Formula : C22H30N6O4S

FW : 474.6

CAT No: KMS002029
Sildenafil

CAS No.: 139755-83-2

CAT No.: KMS002029

Formula : C22H30N6O4S

FW : 474.6

CAT No: KMS002030
Sildenafil Acid Impurity

CAS No.: 139756-00-6

CAT No.: KMS002030

Formula : C8H11N3O4

FW : 213.2

CAT No: KMS002031
Sildenafil Amino Amide Impurity

CAS No.: 139756-02-8

CAT No.: KMS002031

Formula : C8H14N4O

FW : 182.2

CAT No: KMS002034
Sildenafil Chlorosulfone Impurity

CAS No.: 139756-22-2

CAT No.: KMS002034

Formula : C17H19ClN4O4S 

FW : 410.9

CAT No: KMS002035
Sildenafil Citrate 

CAS No.: 171599-83-0

CAT No.: KMS002035

Formula : C22H30N6O4S : C6H8O7

FW : 474.6 : 192.1

CAT No: KMS002039
Sildenafil Di-Amide Impurity

CAS No.: 139756-03-9

CAT No.: KMS002039

Formula : C17H22N4O3

FW : 330.4

CAT No: KMS002041
Sildenafil EP Impurity A

CAS No.: 1391053-95-4

CAT No.: KMS002041

Formula : C23H32N6O4S

FW : 488.6

CAT No: KMS002043
Sildenafil EP Impurity C

CAS No.: 139755-91-2

CAT No.: KMS002043

Formula : C20H26N6O4S

FW : 446.5

CAT No: KMS002044
Sildenafil EP Impurity D

CAS No.: 1357931-55-5

CAT No.: KMS002044

Formula : C17H20N4O5S

FW : 392.4

CAT No: KMS002045
Sildenafil EP Impurity E

CAS No.: 288-32-4

CAT No.: KMS002045

Formula : C3H4N2

FW : 68.1

CAT No: KMS002047
Sildenafil EP Impurity G

CAS No.: 1346602-67-2

CAT No.: KMS002047

Formula : C38H46N10O8S2

FW : 835.0

CAT No: KMS002048
Sildenafil Impurity 1

CAS No.: 501120-38-3

CAT No.: KMS002048

Formula : C17H22N4O3

FW : 330.4

CAT No: KMS002050
Sildenafil Impurity 2

CAS No.: 1004455-71-3

CAT No.: KMS002050

Formula : C9H13N3O4

FW : 227.2

CAT No: KMS002051
Sildenafil Impurity 3

CAS No.: 1467610-65-6

CAT No.: KMS002051

Formula : C18H22N4O2

FW : 326.4

CAT No: KMS002052
Sildenafil Impurity 4

CAS No.: 911715-34-9

CAT No.: KMS002052

Formula : C9H14N4O3

FW : 226.2

CAT No: KMS002053
Sildenafil Impurity 5

CAS No.: 247583-78-4

CAT No.: KMS002053

Formula : C8H14N4O

FW : 182.2

CAT No: KMS002054
Sildenafil Impurity 6

CAS No.: 268204-00-8

CAT No.: KMS002054

Formula : C9H16N4O

FW : 196.3

CAT No: KMS002055
Sildenafil Impurity 7

CAS No.: 247583-72-8

CAT No.: KMS002055

Formula : C8H12N4O3

FW : 212.2

CAT No: KMS002058
Sildenafil Impurity B

CAS No.: 200575-15-1

CAT No.: KMS002058

Formula : C22H32N6O5S

FW : 492.6

CAT No: KMS002059
Sildenafil Lactam Impurity

CAS No.: 139756-21-1

CAT No.: KMS002059

Formula : C17H20N4O2

FW : 312.4

CAT No: KMS002060
Sildenafil Methyl Sulfonate Ester Impurity

CAS No.: 2512206-40-3

CAT No.: KMS002060

Formula : C18H22N4O5S

FW : 406.5

CAT No: KMS002061
Sildenafil Nitroamide

CAS No.: 139756-01-7

CAT No.: KMS002061

Formula : C8H12N4O3

FW : 212.2

CAT No: KMS002028
Pyrazole N-Demethyl Sildenafil

CAS No.: 139755-95-6

CAT No.: KMS002028

Formula : C21H28N6O4S

FW : 460.6

CAT No: KMS002056
Sildenafil Impurity 8

CAS No.: 139755-98-9

CAT No.: KMS002056

Formula : C23H32N6O4S

FW : 488.6

CAT No: KMS002006
Amino Sildenafil

CAS No.: 319491-68-4

CAT No.: KMS002006

Formula : C18H23N5O4S

FW : 405.5

CAT No: KMS002007
Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride

CAS No.: 139756-27-7

CAT No.: KMS002007

Formula : C15H15ClN4O4S

FW : 382.8

CAT No: KMS002008
Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride

CAS No.: 501120-42-9

CAT No.: KMS002008

Formula : C17H19ClN4O4S

FW : 410.9

CAT No: KMS002009
Des(methylpiperazinyl) Chlorosulfone Impurity

CAS No.: 139756-31-3

CAT No.: KMS002009

Formula : C16H17ClN4O4S

FW : 396.9

CAT No: KMS002010
Descarbon Sildenafil

CAS No.: 466684-88-8

CAT No.: KMS002010

Formula : C20H28N6O4S

FW : 448.5

CAT No: KMS002011
Desmethyl Carbodenafil Impurity

CAS No.: 147676-79-7

CAT No.: KMS002011

Formula : C23H30N6O3

FW : 438.5

CAT No: KMS002013
Desmethyl Thiosildenafil

CAS No.: 479073-86-4

CAT No.: KMS002013

Formula : C21H28N6O3S2

FW : 476.6

CAT No: KMS002015
Dimethyl Sildenafil

CAS No.: 1416130-63-6

CAT No.: KMS002015

Formula : C23H32N6O4S

FW : 488.6

CAT No: KMS002017
Hydroxyhomo Sildenafil

CAS No.: 139755-85-4

CAT No.: KMS002017

Formula : C23H32N6O5S

FW : 504.6

CAT No: KMS002019
Isobutylpyrazolopyrimidine Impurity

CAS No.: 1346600-82-5

CAT No.: KMS002019

Formula : C9H12N4

FW : 176.2

CAT No: KMS002021
N-Desmethyl Sildenafil N-Glucuronide

CAS No.: NA

CAT No.: KMS002021

Formula : C27H36N6O10S

FW : 636.7

CAT No: KMS002022
N-Desmethyl Sildenafil-N-β-D-Glucuronide

CAS No.: NA

CAT No.: KMS002022

Formula : C27H35N6O10S : Na

FW : 635.7 : 23.0

CAT No: KMS002032
Sildenafil Carboxylic Acid Impurity

CAS No.: 147676-78-6

CAT No.: KMS002032

Formula : C18H20N4O4

FW : 356.4

CAT No: KMS002033
Sildenafil Chloroacetyl Impurity

CAS No.: 1058653-74-9

CAT No.: KMS002033

Formula : C19H21ClN4O3

FW : 388.9

CAT No: KMS002049
Sildenafil Impurity 10

CAS No.: NA

CAT No.: KMS002049

Formula : C18H21N3O2

FW : 311.4

CAT No: KMS002057
Sildenafil Impurity 9

CAS No.: NA

CAT No.: KMS002057

Formula : C22H30N6O5S

FW : 490.6

CAT No: KMS002037
Sildenafil D5

CAS No.: 951385-70-9

CAT No.: KMS002037

Formula : C22H25D5N6O4S

FW : 479.6

CAT No: KMS002040
Sildenafil Dimer D8

CAS No.: NA

CAT No.: KMS002040

Formula : C38H38D8N10O8S2

FW : 843.0

CAT No: KMS002062
Sildenafil-d3

CAS No.: 1126745-90-1

CAT No.: KMS002062

Formula : C22H27D3N6O4S

FW : 477.6

CAT No: KMS002038
Sildenafil D8

CAS No.: 951385-68-5

CAT No.: KMS002038

Formula : C22H22D8N6O4S

FW : 482.6

CAT No: KMS002012
Desmethyl Sildenafil D3

CAS No.: 1346603-75-5

CAT No.: KMS002012

Formula : C20H23D3N6O4S

FW : 449.5

CAT No: KMS002014
Desmethyl Thiosildenafil D8

CAS No.: 1215321-44-0

CAT No.: KMS002014

Formula : C21H20D8N6O3S2

FW : 484.7

CAT No: KMS002016
Homo Sildenafil D5

CAS No.: 1216711-61-3

CAT No.: KMS002016

Formula : C23H27D5N6O4S

FW : 493.6

CAT No: KMS002020
N-Desmethyl Sildenafil D8

CAS No.: 1185168-06-2

CAT No.: KMS002020

Formula : C21H20D8N6O4S

FW : 468.6

CAT No: KMS002027
Propoxyphenyl-Thiosildenafil-D8

CAS No.: NA

CAT No.: KMS002027

Formula : C23H24D8N6O3S2

FW : 512.7

CAT No: KMS002036
Sildenafil Citrate 13CD3

CAS No.: NA

CAT No.: KMS002036

Formula : C2113CH27D3N6O4S : C6H8O7

FW : 478.6 : 192.1

CAT No: KMS002026
Nitroso Prodenafil

CAS No.: NA

CAT No.: KMS002026

Formula : C27H35N9O5S2

FW : 629.8

CAT No: KMS002024
N-Nitroso Pyrazole N-Demethyl Sildenafil

CAS No.: NA

CAT No.: KMS002024

Formula : C21H27N7O5S

FW : 489.6

CAT No: KMS002025
N-Nitroso Sildenafil

CAS No.: NA

CAT No.: KMS002025

Formula : C22H29N7O5S

FW : 503.6

CAT No: KMS002042
Sildenafil EP Impurity B

CAS No.: 1094598-75-0

CAT No.: KMS002042

Formula : C22H30N6O5S

FW : 490.6

CAT No: KMS002046
Sildenafil EP Impurity F

CAS No.: 139755-82-1

CAT No.: KMS002046

Formula : C21H28N6O4S

FW : 460.6

CAT No: KMS002023
N-Nitroso N-Desmethyl Sildenafil

CAS No.: NA

CAT No.: KMS002023

Formula : C21H27N7O5S

FW : 489.6