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Pharmaceutical Reference Standards

Risperidone

Picture of Risperidone
CAT No: SZ-R016001
CAS No: 106266-06-2
Mol.F. : C23H27FN4O2
Mol.Wt. : 410.5
Inv. Status: In Stock
SZ-R016001
CAS No:106266-06-2
Mol.F.: C23H27FN4O2
Mol.Wt.: 410.5
Inv. Status: In Stock

Risperidone EP Impurity A

Picture of Risperidone EP Impurity A
CAT No: SZ-R016002
CAS No: 691007-09-7
Mol.F. : C23H28F2N4O2
Mol.Wt. : 430.5
Inv. Status: In Stock
SZ-R016002
CAS No:691007-09-7
Mol.F.: C23H28F2N4O2
Mol.Wt.: 430.5
Inv. Status: In Stock

Risperidone EP Impurity B

Picture of Risperidone EP Impurity B
CAT No: SZ-R016003
CAS No: 132961-05-8
Mol.F. : C23H28F2N4O2
Mol.Wt. : 430.5
Inv. Status: In Stock
SZ-R016003
CAS No:132961-05-8
Mol.F.: C23H28F2N4O2
Mol.Wt.: 430.5
Inv. Status: In Stock

Risperidone EP Impurity C

Picture of Risperidone EP Impurity C
CAT No: SZ-R016004
CAS No: 144598-75-4
Mol.F. : C23H27FN4O3
Mol.Wt. : 426.5
Inv. Status: Custom Synthesis
SZ-R016004
CAS No:144598-75-4
Mol.F.: C23H27FN4O3
Mol.Wt.: 426.5
Inv. Status: Custom Synthesis

Risperidone EP Impurity D

Picture of Risperidone EP Impurity D
CAT No: SZ-R016005
CAS No: 1199589-74-6
Mol.F. : C23H27FN4O2
Mol.Wt. : 410.5
Inv. Status: In Stock
SZ-R016005
CAS No:1199589-74-6
Mol.F.: C23H27FN4O2
Mol.Wt.: 410.5
Inv. Status: In Stock

Risperidone EP Impurity E

Picture of Risperidone EP Impurity E
CAT No: SZ-R016006
CAS No: 1346602-28-5
Mol.F. : C24H29FN4O2
Mol.Wt. : 424.5
Inv. Status: In Stock
SZ-R016006
CAS No:1346602-28-5
Mol.F.: C24H29FN4O2
Mol.Wt.: 424.5
Inv. Status: In Stock

Risperidone EP Impurity F

Picture of Risperidone EP Impurity F
CAT No: SZ-R016007
CAS No: 1346603-86-8
Mol.F. : C24H27FN4O4
Mol.Wt. : 454.5
Inv. Status: In Stock
SZ-R016007
CAS No:1346603-86-8
Mol.F.: C24H27FN4O4
Mol.Wt.: 454.5
Inv. Status: In Stock

Risperidone EP Impurity H

Picture of Risperidone EP Impurity H
CAT No: SZ-R016008
CAS No: 158697-67-7
Mol.F. : C23H27F2N3O2
Mol.Wt. : 415.5
Inv. Status: In Stock
SZ-R016008
CAS No:158697-67-7
Mol.F.: C23H27F2N3O2
Mol.Wt.: 415.5
Inv. Status: In Stock

Risperidone EP Impurity I

Picture of Risperidone EP Impurity I
CAT No: SZ-R016009
CAS No: 1329796-66-8
Mol.F. : C36H39F2N5O3
Mol.Wt. : 615.7
Inv. Status: Custom Synthesis
SZ-R016009
CAS No:1329796-66-8
Mol.F.: C36H39F2N5O3
Mol.Wt.: 615.7
Inv. Status: Custom Synthesis

Risperidone EP Impurity J

Picture of Risperidone EP Impurity J
CAT No: SZ-R016010
CAS No: 1346606-24-3
Mol.F. : C35H40F2N6O3
Mol.Wt. : 630.7
Inv. Status: Custom Synthesis
SZ-R016010
CAS No:1346606-24-3
Mol.F.: C35H40F2N6O3
Mol.Wt.: 630.7
Inv. Status: Custom Synthesis

Risperidone EP Impurity K

Picture of Risperidone EP Impurity K
CAT No: SZ-R016011
CAS No: 106266-09-5
Mol.F. : C23H28N4O2
Mol.Wt. : 392.5
Inv. Status: In Stock
SZ-R016011
CAS No:106266-09-5
Mol.F.: C23H28N4O2
Mol.Wt.: 392.5
Inv. Status: In Stock

Risperidone EP Impurity L

Picture of Risperidone EP Impurity L
CAT No: SZ-R016012
CAS No: 63234-80-0
Mol.F. : C11H15ClN2O
Mol.Wt. : 226.7
Inv. Status: In Stock
SZ-R016012
CAS No:63234-80-0
Mol.F.: C11H15ClN2O
Mol.Wt.: 226.7
Inv. Status: In Stock

Risperidone EP Impurity M

Picture of Risperidone EP Impurity M
CAT No: SZ-R016013
CAS No: 84163-13-3
Mol.F. : C12H13FN2O : HCl
Mol.Wt. : 220.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 84163-77-9 (free base)
SZ-R016013
CAS No:84163-13-3
Mol.F.: C12H13FN2O : HCl
Mol.Wt.: 220.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 84163-77-9 (free base)

Risperidone Ethyl Impurity

Picture of Risperidone Ethyl Impurity
CAT No: SZ-R016014
CAS No: 70381-58-7
Mol.F. : C11H16N2O
Mol.Wt. : 192.23
Inv. Status: In Stock
SZ-R016014
CAS No:70381-58-7
Mol.F.: C11H16N2O
Mol.Wt.: 192.23
Inv. Status: In Stock

Risperidone USP Related Compound G

Picture of Risperidone USP Related Compound G
CAT No: SZ-R016015
CAS No: 152542-00-2
Mol.F. : C23H28FN3O3
Mol.Wt. : 413.5
Inv. Status: In Stock
SZ-R016015
CAS No:152542-00-2
Mol.F.: C23H28FN3O3
Mol.Wt.: 413.5
Inv. Status: In Stock

Risperidone N-Oxide

Picture of Risperidone N-Oxide
CAT No: SZ-R016016
CAS No: 832747-55-4
Mol.F. : C23H27FN4O3
Mol.Wt. : 426.5
Inv. Status: In Stock
SZ-R016016
CAS No:832747-55-4
Mol.F.: C23H27FN4O3
Mol.Wt.: 426.5
Inv. Status: In Stock

Risperidone 4-Hydroxybenzoyl Impurity

Picture of Risperidone 4-Hydroxybenzoyl Impurity
CAT No: SZ-R016017
CAS No: 1391053-32-9
Mol.F. : C23H28FN3O3
Mol.Wt. : 413.5
Inv. Status: Custom Synthesis
SZ-R016017
CAS No:1391053-32-9
Mol.F.: C23H28FN3O3
Mol.Wt.: 413.5
Inv. Status: Custom Synthesis

Risperidone Acetylpiperidine Impurity

Picture of Risperidone Acetylpiperidine Impurity
CAT No: SZ-R016018
CAS No: NA
Mol.F. : C26H27F2N3O3
Mol.Wt. : 467.5
Inv. Status: Custom Synthesis
SZ-R016018
CAS No:NA
Mol.F.: C26H27F2N3O3
Mol.Wt.: 467.5
Inv. Status: Custom Synthesis

Risperidone Difluoro Acetyl Impurity

Picture of Risperidone Difluoro Acetyl Impurity
CAT No: SZ-R016019
CAS No: 84162-82-3
Mol.F. : C14H15F2NO2
Mol.Wt. : 267.3
Inv. Status: In Stock
SZ-R016019
CAS No:84162-82-3
Mol.F.:  C14H15F2NO2
Mol.Wt.: 267.3
Inv. Status: In Stock

Risperidone Difluorobenzoyl Impurity

Picture of Risperidone Difluorobenzoyl Impurity
CAT No: SZ-R016020
CAS No: 106266-04-0
Mol.F. : C12H13F2NO : HCl
Mol.Wt. : 225.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 84162-86-7 (free base)
SZ-R016020
CAS No:106266-04-0
Mol.F.: C12H13F2NO : HCl
Mol.Wt.: 225.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 84162-86-7 (free base)

Risperidone Hydroxyethyl Impurity

Picture of Risperidone Hydroxyethyl Impurity
CAT No: SZ-R016021
CAS No: 66698-27-9
Mol.F. : C11H16N2O2
Mol.Wt. : 208.3
Inv. Status: In Stock
SZ-R016021
CAS No:66698-27-9
Mol.F.: C11H16N2O2
Mol.Wt.: 208.3
Inv. Status: In Stock

Risperidone Piperidine Impurity

Picture of Risperidone Piperidine Impurity
CAT No: SZ-R016022
CAS No: 2379325-11-6
Mol.F. : C24H25F2N3O2
Mol.Wt. : 425.5
Inv. Status: Custom Synthesis
SZ-R016022
CAS No:2379325-11-6
Mol.F.: C24H25F2N3O2
Mol.Wt.: 425.5
Inv. Status: Custom Synthesis

Bicyclo Risperidone

Picture of Bicyclo Risperidone
CAT No: SZ-R016025
CAS No: 2231638-02-9
Mol.F. : C23H28FN4O2 : I
Mol.Wt. : 411.5 : 126.9
Inv. Status: In Stock
Rel. CAS No : 2231638-01-8 (free base)
SZ-R016025
CAS No:2231638-02-9
Mol.F.: C23H28FN4O2 : I
Mol.Wt.: 411.5 : 126.9
Inv. Status: In Stock
Rel. CAS No : 2231638-01-8 (free base)

Risperidone Quaternary Salt

Picture of Risperidone Quaternary Salt
CAT No: SZ-R016026
CAS No: NA
Mol.F. : C34H42FN6O3
Mol.Wt. : 601.8
Inv. Status: In Stock
SZ-R016026
CAS No:NA
Mol.F.: C34H42FN6O3
Mol.Wt.: 601.8
Inv. Status: In Stock

Risperidone Trans N-Oxide

Picture of Risperidone Trans N-Oxide
CAT No: SZ-R016027
CAS No: NA
Mol.F. : C23H27FN4O3
Mol.Wt. : 426.5
Inv. Status: In Stock
SZ-R016027
CAS No:NA
Mol.F.: C23H27FN4O3
Mol.Wt.: 426.5
Inv. Status: In Stock

Risperidone cis-N-Oxide

Picture of Risperidone cis-N-Oxide
CAT No: SZ-R016028
CAS No: NA
Mol.F. : C23H27FN4O3
Mol.Wt. : 426.5
Inv. Status: In Stock
SZ-R016028
CAS No:NA
Mol.F.: C23H27FN4O3
Mol.Wt.: 426.5
Inv. Status: In Stock

Risperidone Synthetic Impurity

Picture of Risperidone Synthetic Impurity
CAT No: SZ-R016029
CAS No: 898542-33-1
Mol.F. : C24H27FN4O2
Mol.Wt. : 422.5
Inv. Status: Custom Synthesis
SZ-R016029
CAS No:898542-33-1
Mol.F.: C24H27FN4O2
Mol.Wt.: 422.5
Inv. Status: Custom Synthesis

Risperidone isomer Degradation product

Picture of Risperidone isomer Degradation product
CAT No: SZ-R016030
CAS No: 1005191-81-0
Mol.F. : C23H27FN4O2
Mol.Wt. : 410.5
Inv. Status: Custom Synthesis
SZ-R016030
CAS No:1005191-81-0
Mol.F.: C23H27FN4O2
Mol.Wt.: 410.5
Inv. Status: Custom Synthesis

Risperidone Degradation product

Picture of Risperidone Degradation product
CAT No: SZ-R016031
CAS No: 832747-59-8
Mol.F. : C11H14N2O
Mol.Wt. : 190.3
Inv. Status: Custom Synthesis
SZ-R016031
CAS No:832747-59-8
Mol.F.: C11H14N2O
Mol.Wt.: 190.3
Inv. Status: Custom Synthesis

4-Fluoro Risperidone

Picture of 4-Fluoro Risperidone
CAT No: SZ-R016032
CAS No: NA
Mol.F. : C23H27FN4O2
Mol.Wt. : 410.5
Inv. Status: Custom Synthesis
SZ-R016032
CAS No:NA
Mol.F.: C23H27FN4O2
Mol.Wt.: 410.5
Inv. Status: Custom Synthesis

Risperidone Impurity 1

Picture of Risperidone Impurity 1
CAT No: SZ-R016033
CAS No: 95742-20-4
Mol.F. : C12H13FN2O
Mol.Wt. : 220.2
Inv. Status: Custom Synthesis
SZ-R016033
CAS No:95742-20-4
Mol.F.: C12H13FN2O
Mol.Wt.: 220.2
Inv. Status: Custom Synthesis

Risperidone Impurity 2

Picture of Risperidone Impurity 2
CAT No: SZ-R016034
CAS No: NA
Mol.F. : C12H13FN2O2
Mol.Wt. : 236.2
Inv. Status: Custom Synthesis
SZ-R016034
CAS No:NA
Mol.F.: C12H13FN2O2
Mol.Wt.: 236.2
Inv. Status: Custom Synthesis

Risperidone Impurity Adduct

Picture of Risperidone Impurity Adduct
CAT No: SZ-R016035
CAS No: NA
Mol.F. : C35H39FN6O3
Mol.Wt. : 610.7
Inv. Status: Custom Synthesis
SZ-R016035
CAS No:NA
Mol.F.: C35H39FN6O3
Mol.Wt.: 610.7
Inv. Status: Custom Synthesis

Risperidone 5,6,7,8-Tetradehydro Impurity

Picture of Risperidone 5,6,7,8-Tetradehydro Impurity
CAT No: SZ-R016036
CAS No: 108855-18-1
Mol.F. : C23H23FN4O2
Mol.Wt. : 406.5
Inv. Status: Custom Synthesis
SZ-R016036
CAS No:108855-18-1
Mol.F.: C23H23FN4O2
Mol.Wt.: 406.5
Inv. Status: Custom Synthesis

7-Hydroxy Risperidone

Picture of 7-Hydroxy Risperidone
CAT No: SZ-R016039
CAS No: 147663-04-5
Mol.F. : C23H27FN4O3
Mol.Wt. : 426.5
Inv. Status: Custom Synthesis
SZ-R016039
CAS No:147663-04-5
Mol.F.: C23H27FN4O3
Mol.Wt.: 426.5
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Risperidone D4

Picture of Risperidone D4
CAT No: SZ-R016D01
CAS No: 1020719-76-9
Mol.F. : C23H23D4FN4O2
Mol.Wt. : 414.5
Inv. Status: Custom Synthesis
SZ-R016D01
CAS No:1020719-76-9
Mol.F.: C23H23D4FN4O2
Mol.Wt.: 414.5
Inv. Status: Custom Synthesis

7-Hydroxy Risperidone D4

Picture of 7-Hydroxy Risperidone D4
CAT No: SZ-R016D02
CAS No: 1215454-04-8
Mol.F. : C23H23D4FN4O3
Mol.Wt. : 430.5
Inv. Status: Custom Synthesis
SZ-R016D02
CAS No:1215454-04-8
Mol.F.: C23H23D4FN4O3
Mol.Wt.: 430.5
Inv. Status: Custom Synthesis

(S)-9-Hydroxyrisperidone D4

Picture of (S)-9-Hydroxyrisperidone D4
CAT No: SZ-R016D03
CAS No: NA
Mol.F. : C23H23D4FN4O3
Mol.Wt. : 430.5
Inv. Status: Custom Synthesis
Rel. CAS No : 147663-01-2 (Unlabeled)
SZ-R016D03
CAS No:NA
Mol.F.: C23H23D4FN4O3
Mol.Wt.: 430.5
Inv. Status: Custom Synthesis
Rel. CAS No : 147663-01-2 (Unlabeled)

(R)-9-Hydroxyrisperidone D5

Picture of (R)-9-Hydroxyrisperidone D5
CAT No: SZ-R016D04
CAS No: NA
Mol.F. : C23H23D4FN4O3
Mol.Wt. : 430.5
Inv. Status: Custom Synthesis
Rel. CAS No : 130049-85-3 (Unlabeled)
SZ-R016D04
CAS No:NA
Mol.F.: C23H23D4FN4O3
Mol.Wt.: 430.5
Inv. Status: Custom Synthesis
Rel. CAS No : 130049-85-3 (Unlabeled)

Possible Nitroso Standards

N-Nitroso Risperidone Impurity 1

Picture of N-Nitroso Risperidone Impurity 1
CAT No: SZ-R016037
CAS No: NA
Mol.F. : C12H12FN3O2
Mol.Wt. : 249.2
Inv. Status: Custom Synthesis
SZ-R016037
CAS No:NA
Mol.F.: C12H12FN3O2
Mol.Wt.: 249.2
Inv. Status: Custom Synthesis

N-Nitroso Risperidone Impurity 2

Picture of N-Nitroso Risperidone Impurity 2
CAT No: SZ-R016038
CAS No: 67659-30-7
Mol.F. : C6H10N2O3
Mol.Wt. : 158.2
Inv. Status: Custom Synthesis
SZ-R016038
CAS No:67659-30-7
Mol.F.: C6H10N2O3
Mol.Wt.: 158.2
Inv. Status: Custom Synthesis