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Pharmaceutical Reference Standards

Silodosin

Picture of Silodosin
CAT No: SZ-S007001
CAS No: 160970-54-7
Mol.F. : C25H32F3N3O4
Mol.Wt. : 495.6
Inv. Status: In Stock
SZ-S007001
CAS No:160970-54-7
Mol.F.: C25H32F3N3O4
Mol.Wt.: 495.6
Inv. Status: In Stock

Silodosin Nitrile Impurity

Picture of Silodosin Nitrile Impurity
CAT No: SZ-S007002
CAS No: 885340-13-6
Mol.F. : C25H30F3N3O3
Mol.Wt. : 477.5
Inv. Status: In Stock
SZ-S007002
CAS No:885340-13-6
Mol.F.: C25H30F3N3O3
Mol.Wt.: 477.5
Inv. Status: In Stock

Silodosin (S)-Isomer

Picture of Silodosin (S)-Isomer
CAT No: SZ-S007003
CAS No: 2182279-45-2
Mol.F. : C25H32F3N3O4
Mol.Wt. : 495.5
Inv. Status: In Stock
SZ-S007003
CAS No:2182279-45-2
Mol.F.: C25H32F3N3O4
Mol.Wt.: 495.5
Inv. Status: In Stock

Silodosin Carboxylic Acid Impurity

Picture of Silodosin Carboxylic Acid Impurity
CAT No: SZ-S007004
CAS No: 1357252-79-9
Mol.F. : C25H30F3N3O5
Mol.Wt. : 509.5
Inv. Status: Custom Synthesis
SZ-S007004
CAS No:1357252-79-9
Mol.F.: C25H30F3N3O5
Mol.Wt.: 509.5
Inv. Status: Custom Synthesis

Silodosin Dehydro Impurity

Picture of Silodosin Dehydro Impurity
CAT No: SZ-S007005
CAS No: 175870-21-0
Mol.F. : C25H30F3N3O4
Mol.Wt. : 493.5
Inv. Status: Limited Stock
SZ-S007005
CAS No:175870-21-0
Mol.F.: C25H30F3N3O4
Mol.Wt.: 493.5
Inv. Status: Limited Stock

Silodosin Dimer Impurity

Picture of Silodosin Dimer Impurity
CAT No: SZ-S007006
CAS No: 1453221-45-8
Mol.F. : C35H41F6N3O6
Mol.Wt. : 713.7
Inv. Status: Out of Stock, Under Synthesis
SZ-S007006
CAS No:1453221-45-8
Mol.F.: C35H41F6N3O6
Mol.Wt.: 713.7
Inv. Status: Out of Stock, Under Synthesis

Silodosin Related Impurity

Picture of Silodosin Related Impurity
CAT No: SZ-S007007
CAS No: 1338365-54-0
Mol.F. : C22H25N3O2
Mol.Wt. : 363.5
Inv. Status: Custom Synthesis
SZ-S007007
CAS No:1338365-54-0
Mol.F.: C22H25N3O2
Mol.Wt.: 363.5
Inv. Status: Custom Synthesis

Rac-Silodosin

Picture of Rac-Silodosin
CAT No: SZ-S007008
CAS No: 160970-64-9
Mol.F. : C25H32F3N3O4
Mol.Wt. : 495.5
Inv. Status: In Stock
SZ-S007008
CAS No:160970-64-9
Mol.F.: C25H32F3N3O4
Mol.Wt.: 495.5
Inv. Status: In Stock

Benzyl Amine Silodosin

Picture of Benzyl Amine Silodosin
CAT No: SZ-S007009
CAS No: NA
Mol.F. : C25H34F3N3O3
Mol.Wt. : 481.6
Inv. Status: Custom Synthesis
SZ-S007009
CAS No:NA
Mol.F.: C25H34F3N3O3
Mol.Wt.: 481.6
Inv. Status: Custom Synthesis

Silodosin Glucuronide

Picture of Silodosin Glucuronide
CAT No: SZ-S007010
CAS No: 879396-70-0
Mol.F. : C31H40F3N3O10
Mol.Wt. : 671.7
Inv. Status: Custom Synthesis
SZ-S007010
CAS No:879396-70-0
Mol.F.: C31H40F3N3O10
Mol.Wt.: 671.7
Inv. Status: Custom Synthesis

Benzyl Silodosin

Picture of Benzyl Silodosin
CAT No: SZ-S007014
CAS No: 175870-40-3
Mol.F. : C32H38F3N3O4
Mol.Wt. : 585.7
Inv. Status: Custom Synthesis
SZ-S007014
CAS No:175870-40-3
Mol.F.: C32H38F3N3O4
Mol.Wt.: 585.7
Inv. Status: Custom Synthesis

Silodosin N-Oxide

Picture of Silodosin N-Oxide
CAT No: SZ-S007016
CAS No: NA
Mol.F. : C25H32F3N3O5 : HCl
Mol.Wt. : 511.5 : 36.5
Inv. Status: Limited Stock
SZ-S007016
CAS No:NA
Mol.F.: C25H32F3N3O5 : HCl
Mol.Wt.: 511.5 : 36.5
Inv. Status: Limited Stock

Silodosin Impurity 5

Picture of Silodosin Impurity 5
CAT No: SZ-S007017
CAS No: NA
Mol.F. : C27H34F3N3O5 : HCl
Mol.Wt. : 537.6 : 36.5
Inv. Status: Custom Synthesis
SZ-S007017
CAS No:NA
Mol.F.: C27H34F3N3O5 : HCl
Mol.Wt.: 537.6 : 36.5
Inv. Status: Custom Synthesis

Silodosin Impurity 6

Picture of Silodosin Impurity 6
CAT No: SZ-S007018
CAS No: NA
Mol.F. : C22H26F3N3O3. HCl
Mol.Wt. : 437.5 : 36.5
Inv. Status: Custom Synthesis
SZ-S007018
CAS No:NA
Mol.F.: C22H26F3N3O3. HCl
Mol.Wt.: 437.5 : 36.5
Inv. Status: Custom Synthesis

Silodosin Impurity 7

Picture of Silodosin Impurity 7
CAT No: SZ-S007019
CAS No: 1638212-09-5
Mol.F. : C33H36F3N3O4
Mol.Wt. : 595.7
Inv. Status: Custom Synthesis
SZ-S007019
CAS No:1638212-09-5
Mol.F.: C33H36F3N3O4
Mol.Wt.: 595.7
Inv. Status: Custom Synthesis

Silodosin Impurity 8

Picture of Silodosin Impurity 8
CAT No: SZ-S007020
CAS No: NA
Mol.F. : C24H33N3O4
Mol.Wt. : 427.5
Inv. Status: Custom Synthesis
SZ-S007020
CAS No:NA
Mol.F.: C24H33N3O4
Mol.Wt.: 427.5
Inv. Status: Custom Synthesis

Silodosin Impurity 9

Picture of Silodosin Impurity 9
CAT No: SZ-S007021
CAS No: 239463-74-2
Mol.F. : C25H35N3O4
Mol.Wt. : 441.6
Inv. Status: In Stock
SZ-S007021
CAS No:239463-74-2
Mol.F.: C25H35N3O4
Mol.Wt.: 441.6
Inv. Status: In Stock

Silodosin Impurity 10

Picture of Silodosin Impurity 10
CAT No: SZ-S007022
CAS No: NA
Mol.F. : C33H40F3N3O6
Mol.Wt. : 631.7
Inv. Status: Custom Synthesis
SZ-S007022
CAS No:NA
Mol.F.: C33H40F3N3O6
Mol.Wt.: 631.7
Inv. Status: Custom Synthesis

Silodosin Impurity 11

Picture of Silodosin Impurity 11
CAT No: SZ-S007023
CAS No: NA
Mol.F. : C22H24F3N3O3
Mol.Wt. : 435.5
Inv. Status: Custom Synthesis
SZ-S007023
CAS No:NA
Mol.F.: C22H24F3N3O3
Mol.Wt.: 435.5
Inv. Status: Custom Synthesis

Silodosin Impurity 12

Picture of Silodosin Impurity 12
CAT No: SZ-S007024
CAS No: NA
Mol.F. : C22H23N3O2 : C4H6O6
Mol.Wt. : 361.4 : 150.1
Inv. Status: Out of Stock
SZ-S007024
CAS No:NA
Mol.F.: C22H23N3O2 : C4H6O6
Mol.Wt.: 361.4 : 150.1
Inv. Status: Out of Stock

Silodosin Keto Impurity

Picture of Silodosin Keto Impurity
CAT No: SZ-S007025
CAS No: 350797-57-8
Mol.F. : C22H22N2O3
Mol.Wt. : 362.4
Inv. Status: Out of Stock
SZ-S007025
CAS No:350797-57-8
Mol.F.: C22H22N2O3
Mol.Wt.: 362.4
Inv. Status: Out of Stock

Dimer Impurity of Silodosin Stage-I

Picture of Dimer Impurity of Silodosin Stage-I
CAT No: SZ-S007026
CAS No: 885340-14-7
Mol.F. : C42H43F6N3O6
Mol.Wt. : 799.8
Inv. Status: In Stock
SZ-S007026
CAS No:885340-14-7
Mol.F.: C42H43F6N3O6
Mol.Wt.: 799.8
Inv. Status: In Stock

Racemic Stage I of Silodosin (Oxalate)

Picture of Racemic Stage I of Silodosin (Oxalate)
CAT No: SZ-S007027
CAS No: NA
Mol.F. : C32H34F3N3O4 : C2H2O4
Mol.Wt. : 581.6 : 90.0
Inv. Status: In Stock
SZ-S007027
CAS No:NA
Mol.F.: C32H34F3N3O4 : C2H2O4
Mol.Wt.: 581.6 : 90.0
Inv. Status: In Stock

Silodosin Carboxylic Acid Impurity 2

Picture of Silodosin Carboxylic Acid Impurity 2
CAT No: SZ-S007028
CAS No: 1431373-77-1
Mol.F. : C25H31F3N2O5
Mol.Wt. : 496.5
Inv. Status: Custom Synthesis
SZ-S007028
CAS No:1431373-77-1
Mol.F.: C25H31F3N2O5
Mol.Wt.: 496.5
Inv. Status: Custom Synthesis

Silodosin Impurity 13

Picture of Silodosin Impurity 13
CAT No: SZ-S007029
CAS No: 885340-11-4
Mol.F. : C32H34F3N3O4
Mol.Wt. : 581.6
Inv. Status: In Stock
SZ-S007029
CAS No:885340-11-4
Mol.F.: C32H34F3N3O4
Mol.Wt.: 581.6
Inv. Status: In Stock

Silodosin Impurity 14

Picture of Silodosin Impurity 14
CAT No: SZ-S007030
CAS No: 1453221-47-0
Mol.F. : C35H39F6N3O5
Mol.Wt. : 695.7
Inv. Status: Custom Synthesis
SZ-S007030
CAS No:1453221-47-0
Mol.F.: C35H39F6N3O5
Mol.Wt.: 695.7
Inv. Status: Custom Synthesis

Silodosin Stage-I Impurity

Picture of Silodosin Stage-I Impurity
CAT No: SZ-S007031
CAS No: 1771736-90-3
Mol.F. : C32H34F3N3O4 : C7H11NO5
Mol.Wt. : 581.6 : 189.2
Inv. Status: Custom Synthesis
SZ-S007031
CAS No:1771736-90-3
Mol.F.: C32H34F3N3O4 : C7H11NO5
Mol.Wt.: 581.6 : 189.2
Inv. Status: Custom Synthesis

Silodosin Impurity 15

Picture of Silodosin Impurity 15
CAT No: SZ-S007032
CAS No: 2052161-47-2
Mol.F. : C22H26F3N3O3
Mol.Wt. : 437.5
Inv. Status: Custom Synthesis
SZ-S007032
CAS No:2052161-47-2
Mol.F.: C22H26F3N3O3
Mol.Wt.: 437.5
Inv. Status: Custom Synthesis

Silodosin Impurity 16

Picture of Silodosin Impurity 16
CAT No: SZ-S007033
CAS No: 169506-15-4
Mol.F. : C11H16O5S
Mol.Wt. : 260.3
Inv. Status: In Stock
SZ-S007033
CAS No:169506-15-4
Mol.F.: C11H16O5S
Mol.Wt.: 260.3
Inv. Status: In Stock

Silodosin Impurity 17

Picture of Silodosin Impurity 17
CAT No: SZ-S007034
CAS No: 160969-02-8
Mol.F. : C10H11F3O3
Mol.Wt. : 236.2
Inv. Status: In Stock
SZ-S007034
CAS No:160969-02-8
Mol.F.: C10H11F3O3
Mol.Wt.: 236.2
Inv. Status: In Stock

Silodosin KSM I Carbonitrile Impurity 1

Picture of Silodosin KSM I Carbonitrile Impurity 1
CAT No: SZ-S007035
CAS No: 1401991-17-0
Mol.F. : C15H21N3O
Mol.Wt. : 259.4
Inv. Status: In Stock
SZ-S007035
CAS No:1401991-17-0
Mol.F.: C15H21N3O
Mol.Wt.: 259.4
Inv. Status: In Stock

Silodosin KSM I Carbonitrile Impurity 2

Picture of Silodosin KSM I Carbonitrile Impurity 2
CAT No: SZ-S007036
CAS No: 2034998-44-0
Mol.F. : C15H23N3O2 : HCl
Mol.Wt. : 277.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 350797-60-3 (free base)
SZ-S007036
CAS No:2034998-44-0
Mol.F.: C15H23N3O2 : HCl
Mol.Wt.: 277.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 350797-60-3 (free base)

Silodosin Impurity 18

Picture of Silodosin Impurity 18
CAT No: SZ-S007037
CAS No: NA
Mol.F. : C22H22N2O3
Mol.Wt. : 362.4
Inv. Status: Custom Synthesis
SZ-S007037
CAS No:NA
Mol.F.: C22H22N2O3
Mol.Wt.: 362.4
Inv. Status: Custom Synthesis

Silodosin Impurity 19

Picture of Silodosin Impurity 19
CAT No: SZ-S007038
CAS No: 160969-03-9
Mol.F. : C11H13F3O5S
Mol.Wt. : 314.3
Inv. Status: In Stock
SZ-S007038
CAS No:160969-03-9
Mol.F.: C11H13F3O5S
Mol.Wt.: 314.3
Inv. Status: In Stock

Silodosin Impurity 20

Picture of Silodosin Impurity 20
CAT No: SZ-S007039
CAS No: 1375180-28-1
Mol.F. : C19H20BrNO2
Mol.Wt. : 374.3
Inv. Status: Custom Synthesis
SZ-S007039
CAS No:1375180-28-1
Mol.F.: C19H20BrNO2
Mol.Wt.: 374.3
Inv. Status: Custom Synthesis

Silodosin Impurity 21

Picture of Silodosin Impurity 21
CAT No: SZ-S007040
CAS No: 1375180-30-5
Mol.F. : C20H20N2O2
Mol.Wt. : 320.4
Inv. Status: Custom Synthesis
SZ-S007040
CAS No:1375180-30-5
Mol.F.: C20H20N2O2
Mol.Wt.: 320.4
Inv. Status: Custom Synthesis

Silodosin Acetamide Impurity

Picture of Silodosin Acetamide Impurity
CAT No: SZ-S007041
CAS No: NA
Mol.F. : C27H34F3N3O5
Mol.Wt. : 537.6
Inv. Status: Custom Synthesis
SZ-S007041
CAS No:NA
Mol.F.: C27H34F3N3O5
Mol.Wt.: 537.6
Inv. Status: Custom Synthesis

Racemic Stage I of Silodosin

Picture of Racemic Stage I of Silodosin
CAT No: SZ-S007042
CAS No: 1808278-26-3
Mol.F. : C32H34F3N3O4
Mol.Wt. : 581.6
Inv. Status: In Stock
SZ-S007042
CAS No:1808278-26-3
Mol.F.: C32H34F3N3O4
Mol.Wt.: 581.6
Inv. Status: In Stock

Silodosin Impurity 22

Picture of Silodosin Impurity 22
CAT No: SZ-S007043
CAS No: 2052288-68-1
Mol.F. : C22H25N3O2 : C4H6O6
Mol.Wt. : 363.5 : 150.1
Inv. Status: In Stock
Rel. CAS No : 1201180-97-3 (free base)
SZ-S007043
CAS No:2052288-68-1
Mol.F.: C22H25N3O2 : C4H6O6
Mol.Wt.: 363.5 : 150.1
Inv. Status: In Stock
Rel. CAS No : 1201180-97-3 (free base)

Silodosin Impurity 23

Picture of Silodosin Impurity 23
CAT No: SZ-S007046
CAS No: NA
Mol.F. : C22H25N3O2
Mol.Wt. : 363.5
Inv. Status: Custom Synthesis
SZ-S007046
CAS No:NA
Mol.F.: C22H25N3O2
Mol.Wt.: 363.5
Inv. Status: Custom Synthesis

Silodosin Impurity 24

Picture of Silodosin Impurity 24
CAT No: SZ-S007047
CAS No: 350797-54-5
Mol.F. : C21H24N2O4
Mol.Wt. : 368.4
Inv. Status: Custom Synthesis
SZ-S007047
CAS No:350797-54-5
Mol.F.: C21H24N2O4
Mol.Wt.: 368.4
Inv. Status: Custom Synthesis

Silodosin Impurity 25

Picture of Silodosin Impurity 25
CAT No: SZ-S007048
CAS No: 350797-56-7
Mol.F. : C22H23N3O4
Mol.Wt. : 393.4
Inv. Status: Custom Synthesis
SZ-S007048
CAS No:350797-56-7
Mol.F.: C22H23N3O4
Mol.Wt.: 393.4
Inv. Status: Custom Synthesis

Silodosin Impurity 26

Picture of Silodosin Impurity 26
CAT No: SZ-S007049
CAS No: NA
Mol.F. : C25H28F3N3O4
Mol.Wt. : 491.5
Inv. Status: Custom Synthesis
SZ-S007049
CAS No:NA
Mol.F.: C25H28F3N3O4
Mol.Wt.: 491.5
Inv. Status: Custom Synthesis

Silodosin Impurity 27

Picture of Silodosin Impurity 27
CAT No: SZ-S007050
CAS No: 459868-64-5
Mol.F. : C18H21NO
Mol.Wt. : 267.4
Inv. Status: Custom Synthesis
Rel. CAS No : 1400889-61-3 (HCl salt)
SZ-S007050
CAS No:459868-64-5
Mol.F.: C18H21NO
Mol.Wt.: 267.4
Inv. Status: Custom Synthesis
Rel. CAS No : 1400889-61-3 (HCl salt)

Silodosin Impurity 28

Picture of Silodosin Impurity 28
CAT No: SZ-S007051
CAS No: 900518-63-0
Mol.F. : C18H20BrNO
Mol.Wt. : 346.3
Inv. Status: Custom Synthesis
SZ-S007051
CAS No:900518-63-0
Mol.F.: C18H20BrNO
Mol.Wt.: 346.3
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Silodosin D4

Picture of Silodosin D4
CAT No: SZ-S007D01
CAS No: 1426173-86-5
Mol.F. : C25H28D4F3N3O4
Mol.Wt. : 499.6
Inv. Status: Custom Synthesis
SZ-S007D01
CAS No:1426173-86-5
Mol.F.: C25H28D4F3N3O4
Mol.Wt.: 499.6
Inv. Status: Custom Synthesis

Silodosin D6

Picture of Silodosin D6
CAT No: SZ-S007D02
CAS No: 1051374-52-7
Mol.F. : C25H26D6F3N3O4
Mol.Wt. : 501.6
Inv. Status: Custom Synthesis
SZ-S007D02
CAS No:1051374-52-7
Mol.F.: C25H26D6F3N3O4
Mol.Wt.: 501.6
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso-Silodosin

Picture of N-Nitroso-Silodosin
CAT No: SZ-S007044
CAS No: NA
Mol.F. : C25H31F3N4O5
Mol.Wt. : 524.5
Inv. Status: In Stock
SZ-S007044
CAS No:NA
Mol.F.: C25H31F3N4O5
Mol.Wt.: 524.5
Inv. Status: In Stock

Silodosin N-Nitroso Impurity 1

Picture of Silodosin N-Nitroso Impurity 1
CAT No: SZ-S007045
CAS No: NA
Mol.F. : C25H29F3N4O5
Mol.Wt. : 522.5
Inv. Status: In Stock
SZ-S007045
CAS No:NA
Mol.F.: C25H29F3N4O5
Mol.Wt.: 522.5
Inv. Status: In Stock