risperidone and its Impurities

Risperidone is mainly used for the treatment of schizophrenia, bipolar disorder, and irritability associated with autism. It is available as a generic medication. It is sold under the brand name Risperdal.Reference standards of Risperidone API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 83 results for risperidone Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 18 13000

Risperidone

Risperidone

  • Catalogue No.:PA 18 13000

  • CAS :

    106266-06-2

  • Molecular Formula : C23H27FN4O2

  • Molecular Weight : 410.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13010

Risperidone - Impurity A

3-[2-[4-[(E)-(2,4-Difluorophenyl)(hydroxyimino)methyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13010

  • CAS :

    691007-09-7

  • Molecular Formula : C23H28F2N4O2

  • Molecular Weight : 430.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13020

Risperidone - Impurity B

Risperidone Z-Oxime

  • Catalogue No.:PA 18 13020

  • CAS :

    132961-05-8

  • Molecular Formula : C23H28F2N4O2

  • Molecular Weight : 430.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13030

Risperidone - Impurity C

(9RS)-3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13030

  • CAS :

    144598-75-4

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13040

Risperidone - Impurity D

3-{2-[4-(5-Fluoro-benzo[d]isoxazol-3-yl)-piperidin-1-yl]-ethyl}-2-methyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13040

  • CAS :

    1199589-74-6

  • Molecular Formula : C23H27FN4O2

  • Molecular Weight : 410.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13050

Risperidone - Impurity E

3-{2-[4-(6-Fluoro-benzo[d]isoxazol-3-yl)-piperidin-1-yl]-ethyl}-2,6-dimethyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13050

  • CAS :

    1346602-28-5

  • Molecular Formula : C24H29FN4O2

  • Molecular Weight : 424.51

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13060

Risperidone - Impurity F

4-(6-Fluoro-benzo[d]isoxazol-3-yl)-piperidine-1-carboxylic acid 2-(2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)-ethyl ester

  • Catalogue No.:PA 18 13060

  • CAS :

    1346603-86-8

  • Molecular Formula : C24H27FN4O4

  • Molecular Weight : 454.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13070

Risperidone - Impurity G

3-[2-[4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1- yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido- [1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13070

  • CAS :

    152542-00-2

  • Molecular Formula : C23H28FN3O3

  • Molecular Weight : 413.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13080

Risperidone - Impurity H

3-[2-[4-(2,4-Difluorobenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido-[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13080

  • CAS :

    158697-67-7

  • Molecular Formula : C23H27F2N3O2

  • Molecular Weight : 415.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13090

Risperidone - Impurity I

3-[2-(4-{4-Fluoro-2-[4-(6-fluoro-benzo[d]isoxazol-3-yl)-piperidin-1-yl]-benzoyl}-piperidin-1-yl)-ethyl]-2-methyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13090

  • CAS :

    1329796-66-8

  • Molecular Formula : C35H39F2N5O3

  • Molecular Weight : 615.71

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13100

Risperidone - Impurity J

3-{2-[4-({4-Fluoro-2-[4-(6-fluoro-benzo[d]isoxazol-3-yl)-piperidin-1-yl]-phenyl}-hydroxyimino-methyl)-piperidin-1-yl]-ethyl}-2-methyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13100

  • CAS :

    1346606-24-3

  • Molecular Formula : C35H40F2N6O3

  • Molecular Weight : 630.73

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13110

Risperidone - Impurity K

3-[2-(4-Benzo[d]isoxazol-3-yl-piperidin-1-yl)-ethyl]-2-methyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13110

  • CAS :

    106266-09-5

  • Molecular Formula : C23H28N4O2

  • Molecular Weight : 392.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13120

Risperidone - Impurity L

3-(2-Chloroethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13120

  • CAS :

    63234-80-0

  • Molecular Formula : C11H15ClN2O

  • Molecular Weight : 226.70

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13130

Risperidone - Impurity M

6-Fluoro-3-piperidin-4-yl-benzo[d]isoxazole Hydrochloride

  • Catalogue No.:PA 18 13130

  • CAS :

    84163-13-3

  • Molecular Formula : C12H14ClFN2O

  • Molecular Weight : 256.70

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13510

Risperidone N-Oxide

Risperidone N-Oxide

  • Catalogue No.:PA 18 13510

  • CAS :

    832747-55-4

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13520

(4-Fluoro-2-hydroxyphenyl)(piperidin-4-yl)methanone

(4-Fluoro-2-hydroxyphenyl)(piperidin-4-yl)methanone

  • Catalogue No.:PA 18 13520

  • CAS :

    767582-67-2

  • Molecular Formula : C12H14FNO2

  • Molecular Weight : 223.24

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13530

Risperidone Ethyl Impurity

Risperidone Ethyl Impurity

  • Catalogue No.:PA 18 13530

  • CAS :

    70381-58-7

  • Molecular Formula : C11H16N2O

  • Molecular Weight : 192.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13540

Risperidone cis-N-Oxide

Risperidone cis-N-Oxide

  • Catalogue No.:PA 18 13540

  • CAS :

    1894509-66-0

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13550

Risperidone trans-N-Oxide

Risperidone trans-N-Oxide

  • Catalogue No.:PA 18 13550

  • CAS :

    1200448-51-6

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13560

Bicyclo Risperidone

Bicyclo Risperidone

  • Catalogue No.:PA 18 13560

  • CAS :

    2231638-02-9

  • Molecular Formula : C23H28FIN4O2

  • Molecular Weight : 538.4

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13570

Risperidone Quaternary Salt

Risperidone Quaternary Salt

  • Catalogue No.:PA 18 13570

  • CAS :

    NA

  • Molecular Formula : C34H42FN6O3

  • Molecular Weight : 601.73

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13580

(R)-9-Hydroxy Risperidone

(R)-9-Hydroxy Risperidone

  • Catalogue No.:PA 18 13580

  • CAS :

    130049-85-3

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13590

5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole Hydrochloride

5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole Hydrochloride

  • Catalogue No.:PA 18 13590

  • CAS :

    84163-16-6

  • Molecular Formula : C12H14ClFN2O

  • Molecular Weight : 256.7

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Drug Reference Standards & Impurity Synthesis in India
PA STI 019680

3-(2-Chloroethyl-d4)-2-methyl-9-(benzyloxy)-4H-pyrido[1,2a]pyrimidin-4-one

3-(2-Chloroethyl-d4)-2-methyl-9-(benzyloxy)-4H-pyrido[1,2a]pyrimidin-4-one

  • Catalogue No.:PA STI 019680

  • CAS :

    1184973-69-0

  • Molecular Formula : C18H13D4ClN2O2

  • Molecular Weight : 332.82

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Drug Reference Standards & Impurity Synthesis in India
PA STI 019700

3-(2-Chloroethyl-d4)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4- one

3-(2-Chloroethyl-d4)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4- one

  • Catalogue No.:PA STI 019700

  • CAS :

    1189712-26-2

  • Molecular Formula : C11H11D4ClN2O

  • Molecular Weight : 230.73

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PA STI 025130

De(6-Fluoro-3-(piperidin-4-yl)benzo[d]isoxazole) 9-Hydroxy-1-chloro Risperidone-d4

De(6-Fluoro-3-(piperidin-4-yl)benzo[d]isoxazole) 9-Hydroxy-1-chloro Risperidone-d4

  • Catalogue No.:PA STI 025130

  • CAS :

    2732862-87-0

  • Molecular Formula : C11H7D4ClN2O2

  • Molecular Weight : 242.69

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Drug Reference Standards & Impurity Synthesis in India
PA STI 042250

5-Fluoro Risperidone-d4

5-Fluoro Risperidone-d4

  • Catalogue No.:PA STI 042250

  • CAS :

    1346598-47-7

  • Molecular Formula : C23H23D4FN4O2

  • Molecular Weight : 414.51

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Drug Reference Standards & Impurity Synthesis in India
PA STI 051520

7-Hydroxy Risperidone-d4

7-Hydroxy Risperidone-d4

  • Catalogue No.:PA STI 051520

  • CAS :

    1215454-04-8

  • Molecular Formula : C23H23D4FN4O3

  • Molecular Weight : 430.51

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Drug Reference Standards & Impurity Synthesis in India
PA STI 078120

Risperidone-d4

Risperidone-d4

  • Catalogue No.:PA STI 078120

  • CAS :

    1020719-76-9

  • Molecular Formula : C23H23D4FN4O2

  • Molecular Weight : 414.51

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Drug Reference Standards & Impurity Synthesis in India
PAI 18 004010

3-(2-Hydroxyethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

3-(2-Hydroxyethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PAI 18 004010

  • CAS :

    181525-38-2

  • Molecular Formula : C11H12N2O2

  • Molecular Weight : 204.09

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PAI 18 004020

Pyridin-2-amine

Pyridin-2-amine

  • Catalogue No.:PAI 18 004020

  • CAS :

    504-29-0

  • Molecular Formula : C5H6N2

  • Molecular Weight : 94.05

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Drug Reference Standards & Impurity Synthesis in India
PAI 18 004030

3-Acetyldihydrofuran-2(3H)-one

3-Acetyldihydrofuran-2(3H)-one

  • Catalogue No.:PAI 18 004030

  • CAS :

    517-23-7

  • Molecular Formula : C6H8O3

  • Molecular Weight : 128.05

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PAI 18 004040

Chloro Benzene

Chloro Benzene

  • Catalogue No.:PAI 18 004040

  • CAS :

    108-90-7

  • Molecular Formula : C6H5Cl

  • Molecular Weight : 112.01

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PAI 18 004050

Para Toluene Sulphonic Acid

Para Toluene Sulphonic Acid

  • Catalogue No.:PAI 18 004050

  • CAS :

    104-15-4

  • Molecular Formula : C7H8O3S

  • Molecular Weight : 172.02

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PAI 18 004060

3-(2-Hydroxyethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

3-(2-Hydroxyethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PAI 18 004060

  • CAS :

    66698-27-9

  • Molecular Formula : C11H16N2O2

  • Molecular Weight : 208.26

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PAI 18 004070

2-(2-Methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl carbonochloridate

2-(2-Methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl carbonochloridate

  • Catalogue No.:PAI 18 004070

  • CAS :

    NA

  • Molecular Formula : C12H15ClN2O3

  • Molecular Weight : 270.08

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Drug Reference Standards & Impurity Synthesis in India
PA 18 13600

4-(2,4-Difluorobenzoyl)piperidine Hydrochloride

4-(2,4-Difluorobenzoyl)piperidine Hydrochloride

  • Catalogue No.:PA 18 13600

  • CAS :

    106266-04-0

  • Molecular Formula : C12H14ClF2NO

  • Molecular Weight : 261.7

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PA 18 13610

2,4-Difluorophenyl-(4-piperidinyl)methanone oxime Hydrochloride

2,4-Difluorophenyl-(4-piperidinyl)methanone oxime Hydrochloride

  • Catalogue No.:PA 18 13610

  • CAS :

    135634-18-3

  • Molecular Formula : C12H15ClF2N2O

  • Molecular Weight : 276.71

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PA 18 13620

(E)-(2,4-Difluorophenyl)(piperidin-4-yl)methanone oxime Hydrochloride

(E)-(2,4-Difluorophenyl)(piperidin-4-yl)methanone oxime Hydrochloride

  • Catalogue No.:PA 18 13620

  • CAS :

    NA

  • Molecular Formula : C12H15ClF2N2O

  • Molecular Weight : 276.71

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PA 18 13630

3,6-Dihydro Risperidone

3,6-Dihydro Risperidone

  • Catalogue No.:PA 18 13630

  • CAS :

    168906-58-9

  • Molecular Formula : C23H25FN4O2

  • Molecular Weight : 408.48

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PA 18 13640

(E)-1-Acetyl-α-(5-fluoro-2-hydroxyphenyl)-N-hydroxy-4-piperidinemethanimine

(E)-1-Acetyl-α-(5-fluoro-2-hydroxyphenyl)-N-hydroxy-4-piperidinemethanimine

  • Catalogue No.:PA 18 13640

  • CAS :

    84162-97-0

  • Molecular Formula : C14H17FN2O3

  • Molecular Weight : 280.29

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PA 18 13650

4-(N-Acetyl)piperidinyl 2-(5-Methoxy)phenol Ketone

4-(N-Acetyl)piperidinyl 2-(5-Methoxy)phenol Ketone

  • Catalogue No.:PA 18 13650

  • CAS :

    64671-18-7

  • Molecular Formula : C15H19NO4

  • Molecular Weight : 277.32

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Drug Reference Standards & Impurity Synthesis in India
PA EPR1000600

Risperidone (R1000600)

Risperidone (R1000600)

  • Catalogue No.:PA EPR1000600

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000370

Risperidone for system suitability (Y0000370)

Risperidone for system suitability (Y0000370)

  • Catalogue No.:PA EPY0000370

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0001276

Risperidone impurity K (Y0001276)

Risperidone impurity K (Y0001276)

  • Catalogue No.:PA EPY0001276

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA BP1137RB

risperidone (1137RB)

risperidone (1137RB)

  • Catalogue No.:PA BP1137RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA BP1158RB

risperidone impurity standard (1158RB)

risperidone impurity standard (1158RB)

  • Catalogue No.:PA BP1158RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1604654

Risperidone (1604654)

Risperidone (1604654)

  • Catalogue No.:PA USP1604654

  • CAS :

    106266-06-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1604665

Risperidone System Suitability Mixture (1604665)

Risperidone System Suitability Mixture (1604665)

  • Catalogue No.:PA USP1604665

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1604676

Risperidone Related Compounds Mixture (1604676)

Risperidone Related Compounds Mixture (1604676)

  • Catalogue No.:PA USP1604676

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1604756

Risperidone Related Compound G (3-{2-[4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl]ethyl}-2-methyl-6 (1604756)

Risperidone Related Compound G (3-{2-[4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl]ethyl}-2-methyl-6 (1604756)

  • Catalogue No.:PA USP1604756

  • CAS :

    152542-00-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 18 13660

3-Vinyl-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

3-Vinyl-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 13660

  • CAS :

    832747-59-8

  • Molecular Formula : C11H14N2O

  • Molecular Weight : 190.24

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PA 18 0131000

7-Hydroxy Risperidone

7-Hydroxy Risperidone

  • Catalogue No.:PA 18 0131000

  • CAS :

    147663-04-5

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.49

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PA 18 0131001

3-(2-Chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

3-(2-Chloroethyl)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 0131001

  • CAS :

    41078-70-0

  • Molecular Formula : C11H11ClN2O

  • Molecular Weight : 222.67

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PA 18 0131002

3-(2-Chloroethyl-d4)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

3-(2-Chloroethyl-d4)-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 0131002

  • CAS :

    1189465-23-3

  • Molecular Formula : C11H7D4ClN2O

  • Molecular Weight : 226.70

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PA 18 0131003

6-Desfluoro-6-hydroxy Risperidone

6-Desfluoro-6-hydroxy Risperidone

  • Catalogue No.:PA 18 0131003

  • CAS :

    106266-11-9

  • Molecular Formula : C23H28N4O3

  • Molecular Weight : 408.50

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PA 18 0131004

4-Fluoro Risperidone

4-Fluoro Risperidone

  • Catalogue No.:PA 18 0131004

  • CAS :

    NA

  • Molecular Formula : C23H27FN4O2

  • Molecular Weight : 410.49

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PA 18 0131005

4-Fluoro-3-(piperidin-4-yl)benzo[d]isoxazole

4-Fluoro-3-(piperidin-4-yl)benzo[d]isoxazole

  • Catalogue No.:PA 18 0131005

  • CAS :

    95742-20-4

  • Molecular Formula : C12H13FN2O

  • Molecular Weight : 220.25

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PA 18 0130121

Risperidone - Impurity L (Hydrochloride)

2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]- pyrimidin-4-one Hydrochloride (Risperidone Piperidopyrimidinone Intermediate Hydrochloride)

  • Catalogue No.:PA 18 0130121

  • CAS :

    93076-03-0

  • Molecular Formula : C11H16Cl2N2O

  • Molecular Weight : 263.16

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PA 18 0131007

Risperidone System Suitability Mixture

Risperidone System Suitability Mixture

  • Catalogue No.:PA 18 0131007

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 18 0131006

Risperidone Related Compounds Mixture

Risperidone Related Compounds Mixture

  • Catalogue No.:PA 18 0131006

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA 18 0131008

Methyl 5,6,7,8-Tetradehydro Risperidone

Methyl 5,6,7,8-Tetradehydro Risperidone

  • Catalogue No.:PA 18 0131008

  • CAS :

    106266-08-4

  • Molecular Formula : C24H25FN4O2

  • Molecular Weight : 420.49

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PA 18 0131009

(3-(4-Piperidyl)-1,2-Benzisoxazole HCl)

(3-(4-Piperidyl)-1,2-Benzisoxazole HCl)

  • Catalogue No.:PA 18 0131009

  • CAS :

    84163-22-4

  • Molecular Formula : C12H15ClN2O

  • Molecular Weight : 238.72

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PA 18 0131010

3-(2-(4-(6-(2-(6-Fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)benzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

3-(2-(4-(6-(2-(6-Fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)benzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 0131010

  • CAS :

    NA

  • Molecular Formula : C35H39FN6O3

  • Molecular Weight : 610.73

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131011

5,6,7,8-Tetradehydro Risperidone

5,6,7,8-Tetradehydro Risperidone

  • Catalogue No.:PA 18 0131011

  • CAS :

    108855-18-1

  • Molecular Formula : C23H23FN4O2

  • Molecular Weight : 406.46

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131012

1,4-Piperidinedicarboxylic acid 1-ethyl ester

1,4-Piperidinedicarboxylic acid 1-ethyl ester

  • Catalogue No.:PA 18 0131012

  • CAS :

    118133-15-6

  • Molecular Formula : C9H15NO4

  • Molecular Weight : 201.22

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131013

3-(2-(4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride

3-(2-(4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride

  • Catalogue No.:PA 18 0131013

  • CAS :

    2469195-84-2

  • Molecular Formula : C23H29ClFN3O3

  • Molecular Weight : 449.95

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131014

Bicyclo Risperidone Chloride Impurity

Bicyclo Risperidone Chloride Impurity

  • Catalogue No.:PA 18 0131014

  • CAS :

    NA

  • Molecular Formula : C23H28ClFN4O2

  • Molecular Weight : 446.95

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131015

Risperidone cis-N-Oxide Hydrate

Risperidone cis-N-Oxide Hydrate

  • Catalogue No.:PA 18 0131015

  • CAS :

    1894509-67-1

  • Molecular Formula : C23H29FN4O4

  • Molecular Weight : 444.51

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131016

3-(4-Piperidyl)-1,2-Benzisoxazole

3-(4-Piperidyl)-1,2-Benzisoxazole

  • Catalogue No.:PA 18 0131016

  • CAS :

    84163-68-8

  • Molecular Formula : C12H14N2O

  • Molecular Weight : 202.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131017

4-(6-Fluorobenzo[d]isoxazol-3-yl)-1,1-bis(2-(2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl)piperidin-1-ium Chloride

4-(6-Fluorobenzo[d]isoxazol-3-yl)-1,1-bis(2-(2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl)piperidin-1-ium Chloride

  • Catalogue No.:PA 18 0131017

  • CAS :

    NA

  • Molecular Formula : C34H42ClFN6O3

  • Molecular Weight : 637.2

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131018

Risperidone Piperidine Impurity

Risperidone Piperidine Impurity

  • Catalogue No.:PA 18 0131018

  • CAS :

    2379325-11-6

  • Molecular Formula : C24H25F2N3O2

  • Molecular Weight : 425.48

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131019

3-(2-Chloroethyl)-2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine 1-oxide

3-(2-Chloroethyl)-2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine 1-oxide

  • Catalogue No.:PA 18 0131019

  • CAS :

    1797131-18-0

  • Molecular Formula : C11H15ClN2O2

  • Molecular Weight : 242.7

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131020

4-(2,4-Difluorobenzoyl)piperidine-1-carbaldehyde

4-(2,4-Difluorobenzoyl)piperidine-1-carbaldehyde

  • Catalogue No.:PA 18 0131020

  • CAS :

    84162-80-1

  • Molecular Formula : C13H13F2NO2

  • Molecular Weight : 253.25

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Drug Reference Standards & Impurity Synthesis in India
PA IMPF024

Risperidone Related Compound G (IMPF024)

Risperidone Related Compound G (IMPF024)

  • Catalogue No.:PA IMPF024

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131021

Risperidone PyriMidinone-N-oxide

Risperidone PyriMidinone-N-oxide

  • Catalogue No.:PA 18 0131021

  • CAS :

    1301724-91-3

  • Molecular Formula : C23H27FN4O3

  • Molecular Weight : 426.49

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131022

5-Fluoro-3-(1-nitrosopiperidin-4-yl)benzo[d]isoxazole

5-Fluoro-3-(1-nitrosopiperidin-4-yl)benzo[d]isoxazole

  • Catalogue No.:PA 18 0131022

  • CAS :

    NA

  • Molecular Formula : C12H12FN3O2

  • Molecular Weight : 249.25

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131023

(E)-3-(2-(4-((4-Fluoro-2-(4-(6-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)phenyl)(hydroxyimino)methyl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

(E)-3-(2-(4-((4-Fluoro-2-(4-(6-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)phenyl)(hydroxyimino)methyl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

  • Catalogue No.:PA 18 0131023

  • CAS :

    NA

  • Molecular Formula : C35H40F2N6O3

  • Molecular Weight : 630.74

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Drug Reference Standards & Impurity Synthesis in India
PA BSC 01318199

2-Acetylbutyrolactone (BSC)

2-Acetylbutyrolactone

  • Catalogue No.:PA BSC 01318199

  • CAS :

    517-23-7

  • Molecular Formula : C6H8O3

  • Molecular Weight : 128.13

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131024

6-Fluoro-3-(piperidin-3-yl)benzo[d]isoxazole Hydrochloride

6-Fluoro-3-(piperidin-3-yl)benzo[d]isoxazole Hydrochloride

  • Catalogue No.:PA 18 0131024

  • CAS :

    2324773-34-2

  • Molecular Formula : C12H14ClFN2O

  • Molecular Weight : 256.71

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Drug Reference Standards & Impurity Synthesis in India
PA IPRS 44 19

Risperidone (IPRS/44/19)

Risperidone (IPRS/44/19)

  • Catalogue No.:PA IPRS 44 19

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131025

6-Fluoro-3-[1-bis-[2-(methyl-6,7,8,9-tetrahydropyridol[1,2,a]pyrimidin-4-one-3-yl)ethyl]piperidinium]benzisoxazole Iodide

6-Fluoro-3-[1-bis-[2-(methyl-6,7,8,9-tetrahydropyridol[1,2,a]pyrimidin-4-one-3-yl)ethyl]piperidinium]benzisoxazole Iodide

  • Catalogue No.:PA 18 0131025

  • CAS :

    NA

  • Molecular Formula : C34H42FIN6O3

  • Molecular Weight : 728.65

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0131026

Risperidone E/Z-Oxime

Risperidone E/Z-Oxime

  • Catalogue No.:PA 18 0131026

  • CAS :

    158697-66-6

  • Molecular Formula : C23H28F2N4O2

  • Molecular Weight : 430.50

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