Sildenafil Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Sildenafil , pharmacopeial and non-pharmacopeial Sildenafil impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Sildenafil impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Sildenafil -related products are thoroughly characterized. Sildenafil products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

2-Ethoxybenzoic Acid

SZ CAT No:: SZ-S006031
CAS No: 134-11-2
Mol.F.: C9H10O3
Mol.Wt.: 166.2
Inv. Status: In Stock

2-Ethoxybenzoyl Chloride Impurity

SZ CAT No:: SZ-S006006
CAS No: 42926-52-3
Mol.F.: C9H9ClO2
Mol.Wt.: 184.6
Inv. Status: In Stock

Iso Sildenafil

SZ CAT No:: SZ-S006024
CAS No: 253178-46-0
Mol.F.: C22H30N6O4S
Mol.Wt.: 474.6
Inv. Status: In Stock

Sildenafil

SZ CAT No:: SZ-S006000
CAS No: 139755-83-2
Mol.F.: C22H30N6O4S
Mol.Wt.: 474.6
Inv. Status: In Stock

Sildenafil Acid Impurity

SZ CAT No:: SZ-S006029
CAS No: 139756-00-6
Mol.F.: C8H11N3O4
Mol.Wt.: 213.2
Inv. Status: In Stock

Sildenafil Amino Amide Impurity

SZ CAT No:: SZ-S006007
CAS No: 139756-02-8
Mol.F.: C8H14N4O
Mol.Wt.: 182.2
Inv. Status: In Stock

Sildenafil Chlorosulfone Impurity

SZ CAT No:: SZ-S006011
CAS No: 139756-22-2
Mol.F.: C17H19ClN4O4S 
Mol.Wt.: 410.9
Inv. Status: In Stock

Sildenafil Citrate 

SZ CAT No:: SZ-S006036
CAS No: 171599-83-0
Mol.F.: C22H30N6O4S : C6H8O7
Mol.Wt.: 474.6 : 192.1
Inv. Status: In Stock

Sildenafil Di-Amide Impurity

SZ CAT No:: SZ-S006015
CAS No: 139756-03-9
Mol.F.: C17H22N4O3
Mol.Wt.: 330.4
Inv. Status: In Stock

Sildenafil EP Impurity A

SZ CAT No:: SZ-S006002
CAS No: 1391053-95-4
Mol.F.: C23H32N6O4S
Mol.Wt.: 488.6
Inv. Status: In Stock

Sildenafil EP Impurity B

SZ CAT No:: SZ-S006003
CAS No: 1094598-75-0
Mol.F.: C22H30N6O5S
Mol.Wt.: 490.6
Inv. Status: In Stock

Sildenafil EP Impurity D

SZ CAT No:: SZ-S006005
CAS No: 1357931-55-5
Mol.F.: C17H20N4O5S
Mol.Wt.: 392.4
Inv. Status: In Stock

Sildenafil EP Impurity E

SZ CAT No:: SZ-S006033
CAS No: 288-32-4
Mol.F.: C3H4N2
Mol.Wt.: 68.1
Inv. Status: In Stock

Sildenafil EP Impurity F

SZ CAT No:: SZ-S006019
CAS No: 139755-82-1
Mol.F.: C21H28N6O4S
Mol.Wt.: 460.6
Inv. Status: In Stock

Sildenafil EP Impurity G

SZ CAT No:: SZ-S006016
CAS No: 1346602-67-2
Mol.F.: C38H46N10O8S2
Mol.Wt.: 835.0
Inv. Status: In Stock

Sildenafil Impurity 1

SZ CAT No:: SZ-S006021
CAS No: 501120-38-3
Mol.F.: C17H22N4O3
Mol.Wt.: 330.4
Inv. Status: In Stock

Sildenafil Impurity 2

SZ CAT No:: SZ-S006022
CAS No: 1004455-71-3
Mol.F.: C9H13N3O4
Mol.Wt.: 227.2
Inv. Status: In Stock

Sildenafil Impurity 3

SZ CAT No:: SZ-S006023
CAS No: 1467610-65-6
Mol.F.: C18H22N4O2
Mol.Wt.: 326.4
Inv. Status: In Stock

Sildenafil Impurity 4

SZ CAT No:: SZ-S006025
CAS No: 911715-34-9
Mol.F.: C9H14N4O3
Mol.Wt.: 226.2
Inv. Status: In Stock

Sildenafil Impurity 5

SZ CAT No:: SZ-S006026
CAS No: 247583-78-4
Mol.F.: C8H14N4O
Mol.Wt.: 182.2
Inv. Status: In Stock

Sildenafil Impurity 6

SZ CAT No:: SZ-S006027
CAS No: 268204-00-8
Mol.F.: C9H16N4O
Mol.Wt.: 196.3
Inv. Status: In Stock

Sildenafil Impurity 7

SZ CAT No:: SZ-S006028
CAS No: 247583-72-8
Mol.F.: C8H12N4O3
Mol.Wt.: 212.2
Inv. Status: In Stock

Sildenafil Impurity B

SZ CAT No:: SZ-S006034
CAS No: 200575-15-1
Mol.F.: C22H32N6O5S
Mol.Wt.: 492.6
Inv. Status: In Stock

Sildenafil Lactam Impurity

SZ CAT No:: SZ-S006018
CAS No: 139756-21-1
Mol.F.: C17H20N4O2
Mol.Wt.: 312.4
Inv. Status: In Stock

Sildenafil Methyl Sulfonate Ester Impurity

SZ CAT No:: SZ-S006032
CAS No: 2512206-40-3
Mol.F.: C18H22N4O5S
Mol.Wt.: 406.5
Inv. Status: In Stock

Sildenafil Nitroamide

SZ CAT No:: SZ-S006030
CAS No: 139756-01-7
Mol.F.: C8H12N4O3
Mol.Wt.: 212.2
Inv. Status: In Stock

Pyrazole N-Demethyl Sildenafil

SZ CAT No:: SZ-S006035
CAS No: 139755-95-6
Mol.F.: C21H28N6O4S
Mol.Wt.: 460.6
Inv. Status: Limited Stock

Sildenafil EP Impurity C

SZ CAT No:: SZ-S006004
CAS No: 139755-91-2
Mol.F.: C20H26N6O4S
Mol.Wt.: 446.5
Inv. Status: Out of Stock, Custom Synthesis

Sildenafil Impurity 8

SZ CAT No:: SZ-S006037
CAS No: 139755-98-9
Mol.F.: C23H32N6O4S
Mol.Wt.: 488.6
Inv. Status: Out of Stock, Custom Synthesis

Amino Sildenafil

SZ CAT No:: SZ-S006001
CAS No: 319491-68-4
Mol.F.: C18H23N5O4S
Mol.Wt.: 405.5
Inv. Status: Custom Synthesis

Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride

SZ CAT No:: SZ-S006012
CAS No: 139756-27-7
Mol.F.: C15H15ClN4O4S
Mol.Wt.: 382.8
Inv. Status: Custom Synthesis

Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride

SZ CAT No:: SZ-S006010
CAS No: 501120-42-9
Mol.F.: C17H19ClN4O4S
Mol.Wt.: 410.9
Inv. Status: Custom Synthesis

Des(methylpiperazinyl) Chlorosulfone Impurity

SZ CAT No:: SZ-S006013
CAS No: 139756-31-3
Mol.F.: C16H17ClN4O4S
Mol.Wt.: 396.9
Inv. Status: Custom Synthesis

Descarbon Sildenafil

SZ CAT No:: SZ-S006014
CAS No: 466684-88-8
Mol.F.: C20H28N6O4S
Mol.Wt.: 448.5
Inv. Status: Custom Synthesis

Desmethyl Carbodenafil Impurity

SZ CAT No:: SZ-S006046
CAS No: 147676-79-7
Mol.F.: C23H30N6O3
Mol.Wt.: 438.5
Inv. Status: Custom Synthesis

Desmethyl Thiosildenafil

SZ CAT No:: SZ-S006020
CAS No: 479073-86-4
Mol.F.: C21H28N6O3S2
Mol.Wt.: 476.6
Inv. Status: Custom Synthesis

Dimethyl Sildenafil

SZ CAT No:: SZ-S006048
CAS No: 1416130-63-6
Mol.F.: C23H32N6O4S
Mol.Wt.: 488.6
Inv. Status: Custom Synthesis

Hydroxyhomo Sildenafil

SZ CAT No:: SZ-S006049
CAS No: 139755-85-4
Mol.F.: C23H32N6O5S
Mol.Wt.: 504.6
Inv. Status: Custom Synthesis

Isobutylpyrazolopyrimidine Impurity

SZ CAT No:: SZ-S006017
CAS No: 1346600-82-5
Mol.F.: C9H12N4
Mol.Wt.: 176.2
Inv. Status: Custom Synthesis

N-Desmethyl Sildenafil N-Glucuronide

SZ CAT No:: SZ-S006047
CAS No: NA
Mol.F.: C27H36N6O10S
Mol.Wt.: 636.7
Inv. Status: Custom Synthesis

N-Desmethyl Sildenafil-N-β-D-Glucuronide

SZ CAT No:: SZ-S006039
CAS No: NA
Mol.F.: C27H35N6O10S : Na
Mol.Wt.: 635.7 : 23.0
Inv. Status: Custom Synthesis

Sildenafil Carboxylic Acid Impurity

SZ CAT No:: SZ-S006008
CAS No: 147676-78-6
Mol.F.: C18H20N4O4
Mol.Wt.: 356.4
Inv. Status: Custom Synthesis

Sildenafil Chloroacetyl Impurity

SZ CAT No:: SZ-S006009
CAS No: 1058653-74-9
Mol.F.: C19H21ClN4O3
Mol.Wt.: 388.9
Inv. Status: Custom Synthesis

Sildenafil Impurity 10

SZ CAT No:: SZ-S006041
CAS No: NA
Mol.F.: C18H21N3O2
Mol.Wt.: 311.4
Inv. Status: Custom Synthesis

Sildenafil Impurity 9

SZ CAT No:: SZ-S006038
CAS No: NA
Mol.F.: C22H30N6O5S
Mol.Wt.: 490.6
Inv. Status: Custom Synthesis

Sildenafil Ethyl Sulfonate Impurity

SZ CAT No:: SZ-S006050
CAS No: 1971915-89-5
Mol.F.: C19H24N4O5S
Mol.Wt.: 420.5
Inv. Status:

Sildenafil D5

SZ CAT No:: SZ-S006D01
CAS No: 951385-70-9
Mol.F.: C22H25D5N6O4S
Mol.Wt.: 479.6
Inv. Status: In Stock

Sildenafil Dimer D8

SZ CAT No:: SZ-S006D09
CAS No: NA
Mol.F.: C38H38D8N10O8S2
Mol.Wt.: 843.0
Inv. Status: In Stock

Sildenafil-d3

SZ CAT No:: SZ-S006D08
CAS No: 1126745-90-1
Mol.F.: C22H27D3N6O4S
Mol.Wt.: 477.6
Inv. Status: In Stock

Sildenafil D8

SZ CAT No:: SZ-S006D02
CAS No: 951385-68-5
Mol.F.: C22H22D8N6O4S
Mol.Wt.: 482.6
Inv. Status: Limited Stock

Desmethyl Sildenafil D3

SZ CAT No:: SZ-S006D05
CAS No: 1346603-75-5
Mol.F.: C20H23D3N6O4S
Mol.Wt.: 449.5
Inv. Status: Custom Synthesis

Desmethyl Thiosildenafil D8

SZ CAT No:: SZ-S006D06
CAS No: 1215321-44-0
Mol.F.: C21H20D8N6O3S2
Mol.Wt.: 484.7
Inv. Status: Custom Synthesis

Homo Sildenafil D5

SZ CAT No:: SZ-S006D04
CAS No: 1216711-61-3
Mol.F.: C23H27D5N6O4S
Mol.Wt.: 493.6
Inv. Status: Custom Synthesis

N-Desmethyl Sildenafil D8

SZ CAT No:: SZ-S006D03
CAS No: 1185168-06-2
Mol.F.: C21H20D8N6O4S
Mol.Wt.: 468.6
Inv. Status: Custom Synthesis

Propoxyphenyl-Thiosildenafil-D8

SZ CAT No:: SZ-S006D10
CAS No: NA
Mol.F.: C23H24D8N6O3S2
Mol.Wt.: 512.7
Inv. Status: Custom Synthesis

Sildenafil Citrate 13CD3

SZ CAT No:: SZ-S006D07
CAS No: NA
Mol.F.: C2113CH27D3N6O4S : C6H8O7
Mol.Wt.: 478.6 : 192.1
Inv. Status: Custom Synthesis

N-Nitroso N-Desmethyl Sildenafil

SZ CAT No:: SZ-S006043
CAS No: NA
Mol.F.: C21H27N7O5S
Mol.Wt.: 489.6
Inv. Status: In Stock

Nitroso Prodenafil

SZ CAT No:: SZ-S006044
CAS No: NA
Mol.F.: C27H35N9O5S2
Mol.Wt.: 629.8
Inv. Status: Inquire

N-Nitroso Pyrazole N-Demethyl Sildenafil

SZ CAT No:: SZ-S006042
CAS No: NA
Mol.F.: C21H27N7O5S
Mol.Wt.: 489.6
Inv. Status: Inquire

N-Nitroso Sildenafil

SZ CAT No:: SZ-S006040
CAS No: NA
Mol.F.: C22H29N7O5S
Mol.Wt.: 503.6
Inv. Status: Inquire
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