buspirone and its Impurities

An anti-anxiety drug which belongs to anxiolytics class, It is used to treat anxiety. It competes with serotonin and dopamine, which are neurotransmitters involved with causing anxiety symptoms. Addiction causes hallucinations, nausea and vomiting. Buspirone functions as a serotonin 5-HT1A receptor partial agonist Reference standards of Buspirone API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 31 results for buspirone Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 02 61510

Buspirone N-Oxide

Buspirone N-Oxide

  • Catalogue No.:PA 02 61510

  • CAS :

    220747-81-9

  • Molecular Formula : C21H31N5O3

  • Molecular Weight : 401.5

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Drug Reference Standards & Impurity Synthesis in India
PA 02 61520

8-(4-(4-(1,2-Dihydropyrimidin-2-yl)piperazin-1-yl)butyl)-8-azaspiro[4.5]decane-7,9-dione

8-(4-(4-(1,2-Dihydropyrimidin-2-yl)piperazin-1-yl)butyl)-8-azaspiro[4.5]decane-7,9-dione

  • Catalogue No.:PA 02 61520

  • CAS :

    NA

  • Molecular Formula : C21H33N5O2

  • Molecular Weight : 387.52

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088243

Buspirone-d8 Dihydrochloride

Buspirone-d8 Dihydrochloride

  • Catalogue No.:PA STI 088243

  • CAS :

    NA

  • Molecular Formula : C21H25D8Cl2N5O2

  • Molecular Weight : 466.47

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088244

8,8'-(1,4-Butanediyl)bis-8-azaspiro[4.5]decane-7,9-dione-d8

8,8'-(1,4-Butanediyl)bis-8-azaspiro[4.5]decane-7,9-dione-d8

  • Catalogue No.:PA STI 088244

  • CAS :

    2733271-36-6

  • Molecular Formula : C22H24D8N2O4

  • Molecular Weight : 396.55

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088245

8-(4-Chlorobutyl)-8-azaspiro[4.5]decane-7,9-dione-d8

8-(4-Chlorobutyl)-8-azaspiro[4.5]decane-7,9-dione-d8

  • Catalogue No.:PA STI 088245

  • CAS :

    2733911-20-9

  • Molecular Formula : C13H12D8ClNO2

  • Molecular Weight : 265.81

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088246

6,10-Dihydroxy Buspirone-d8

6,10-Dihydroxy Buspirone-d8

  • Catalogue No.:PA STI 088246

  • CAS :

    1346599-17-4

  • Molecular Formula : C21H23D8N5O4

  • Molecular Weight : 425.55

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088247

5-Hydroxy Buspirone-d8

5-Hydroxy Buspirone-d8

  • Catalogue No.:PA STI 088247

  • CAS :

    1330164-16-3

  • Molecular Formula : C21H23D8N5O3

  • Molecular Weight : 409.55

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088248

6-Hydroxy Buspirone-d8

6-Hydroxy Buspirone-d8

  • Catalogue No.:PA STI 088248

  • CAS :

    1189644-16-3

  • Molecular Formula : C21H23D8N5O3

  • Molecular Weight : 409.55

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088249

2,2'-(1,4-Piperazinediyl)bis-pyrimidine-d8

2,2'-(1,4-Piperazinediyl)bis-pyrimidine-d8

  • Catalogue No.:PA STI 088249

  • CAS :

    2733539-23-4

  • Molecular Formula : C12H6D8N6

  • Molecular Weight : 250.33

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078824

Buspirone Related Compound L (8-(4-Chlorobutyl)-8-azaspiro[4.5]decane-7,9-dione) (1078824)

Buspirone Related Compound L (8-(4-Chlorobutyl)-8-azaspiro[4.5]decane-7,9-dione) (1078824)

  • Catalogue No.:PA USP1078824

  • CAS :

    21098-11-3

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078835

Buspirone Related Compound N (8,8'-(Butane-1,4-diyl)bis(8-azaspiro[4.5]decane-7,9-dione) (1078835)

Buspirone Related Compound N (8,8'-(Butane-1,4-diyl)bis(8-azaspiro[4.5]decane-7,9-dione) (1078835)

  • Catalogue No.:PA USP1078835

  • CAS :

    257877-44-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078802

Buspirone Hydrochloride (1078802)

Buspirone Hydrochloride (1078802)

  • Catalogue No.:PA USP1078802

  • CAS :

    33386-08-2

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078813

Buspirone Related Compound G (1,4-Di(pyrimidin-2-yl)piperazine) (1078813)

Buspirone Related Compound G (1,4-Di(pyrimidin-2-yl)piperazine) (1078813)

  • Catalogue No.:PA USP1078813

  • CAS :

    84746-24-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078642

Buspirone Related Compound K (8-azaspiro[4.5]decane-7,9-dione) (1078642)

Buspirone Related Compound K (8-azaspiro[4.5]decane-7,9-dione) (1078642)

  • Catalogue No.:PA USP1078642

  • CAS :

    1075-89-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1078573

Buspirone Related Compound A (75 mg x 2) (2-(Piperazin-1-yl)pyrimidine) (1078573)

Buspirone Related Compound A (75 mg x 2) (2-(Piperazin-1-yl)pyrimidine) (1078573)

  • Catalogue No.:PA USP1078573

  • CAS :

    20980-22-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0000131

Buspirone hydrochloride (Y0000131)

Buspirone hydrochloride (Y0000131)

  • Catalogue No.:PA EPY0000131

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0000471

Buspirone for system suitability (Y0000471)

Buspirone for system suitability (Y0000471)

  • Catalogue No.:PA EPY0000471

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 160 12

Buspirone Hydrochloride (IPRS/160/12)-from IPC

Buspirone Hydrochloride (IPRS/160/12)-from IPC

  • Catalogue No.:PA IPIPRS 160 12

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA STI 088310

Buspirone-d8 HCl (n-butyl-d8)

Buspirone-d8 HCl (n-butyl-d8)

  • Catalogue No.:PA STI 088310

  • CAS :

    1216761-39-5

  • Molecular Formula : C21H24D8ClN5O2

  • Molecular Weight : 430.02

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Drug Reference Standards & Impurity Synthesis in India
PA 02 0611000

1,1'-(Pyrimidine-2,5-diyl)dipiperazine

1,1'-(Pyrimidine-2,5-diyl)dipiperazine

  • Catalogue No.:PA 02 0611000

  • CAS :

    2514676-76-5

  • Molecular Formula : C12H20N6

  • Molecular Weight : 248.33

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Drug Reference Standards & Impurity Synthesis in India
PA 02 0611001

5-Hydroxy Buspirone

5-Hydroxy Buspirone

  • Catalogue No.:PA 02 0611001

  • CAS :

    105496-33-1

  • Molecular Formula : C21H31N5O3

  • Molecular Weight : 401.5

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Drug Reference Standards & Impurity Synthesis in India
PA 02 0611002

6’-Hydroxy Buspirone

6’-Hydroxy Buspirone

  • Catalogue No.:PA 02 0611002

  • CAS :

    125481-61-0

  • Molecular Formula : C21H31N5O3

  • Molecular Weight : 401.5

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Drug Reference Standards & Impurity Synthesis in India
PA 02 0611003

6-Hydroxy-8-(4-(4-(5-hydroxypyrimidin-2-yl)piperazin-1-yl)butyl)-8-azaspiro[4.5]decane-7,9-dione

6-Hydroxy-8-(4-(4-(5-hydroxypyrimidin-2-yl)piperazin-1-yl)butyl)-8-azaspiro[4.5]decane-7,9-dione

  • Catalogue No.:PA 02 0611003

  • CAS :

    125481-59-6

  • Molecular Formula : C21H31N5O4

  • Molecular Weight : 417.5

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Drug Reference Standards & Impurity Synthesis in India
PA 02 0611004

4-(4-(6-Hydroxy-7,9-dioxo-8-azaspiro[4.5]decan-8-yl)butyl)-1-(5-hydroxypyrimidin-2-yl)piperazine 1-oxide

4-(4-(6-Hydroxy-7,9-dioxo-8-azaspiro[4.5]decan-8-yl)butyl)-1-(5-hydroxypyrimidin-2-yl)piperazine 1-oxide

  • Catalogue No.:PA 02 0611004

  • CAS :

    NA

  • Molecular Formula : C21H31N5O5

  • Molecular Weight : 433.5

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1980000

Buspirone

Buspirone

  • Catalogue No.:PA 02 1980000

  • CAS :

    36505-84-7

  • Molecular Formula : C21H31N5O2

  • Molecular Weight : 385.51

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981000

2-(4-Nitrosopiperazin-1-yl)pyrimidine

2-(4-Nitrosopiperazin-1-yl)pyrimidine

  • Catalogue No.:PA 02 1981000

  • CAS :

    872826-80-7

  • Molecular Formula : C8H11N5O

  • Molecular Weight : 193.21

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981001

3,3-Tetramethyleneglutaric Anhydride

3,3-Tetramethyleneglutaric Anhydride

  • Catalogue No.:PA 02 1981001

  • CAS :

    5662-95-3

  • Molecular Formula : C9H12O3

  • Molecular Weight : 168.19

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981002

2-[1-(Carbamoylmethyl)cyclopentyl]acetic Acid

2-[1-(Carbamoylmethyl)cyclopentyl]acetic Acid

  • Catalogue No.:PA 02 1981002

  • CAS :

    60143-00-2

  • Molecular Formula : C9H15NO3

  • Molecular Weight : 185.22

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981003

7,9-Dioxo-8-azaspiro[4.5]decane-6,10-dicarbonitrile

7,9-Dioxo-8-azaspiro[4.5]decane-6,10-dicarbonitrile

  • Catalogue No.:PA 02 1981003

  • CAS :

    42940-56-7

  • Molecular Formula : C11H11N3O2

  • Molecular Weight : 217.23

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981004

4-Chloro-1-butene

4-Chloro-1-butene

  • Catalogue No.:PA 02 1981004

  • CAS :

    927-73-1

  • Molecular Formula : C4H7Cl

  • Molecular Weight : 90.55

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Drug Reference Standards & Impurity Synthesis in India
PA 02 1981005

5-Chloro-2-(4-(pyrimidin-2-yl)piperazin-1-yl)pyrimidine

5-Chloro-2-(4-(pyrimidin-2-yl)piperazin-1-yl)pyrimidine

  • Catalogue No.:PA 02 1981005

  • CAS :

    2329290-63-1

  • Molecular Formula : C12H13ClN6

  • Molecular Weight : 276.73

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