buspirone hydrochloride and its Impurities

Buspirone Hydrochloride is used for the short-term treatment of anxiety disorders or symptoms of anxiety. It is a novel anxiolytic agent with a unique structure and a pharmacological profile.. Reference standards of Buspirone Hydrochloride API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 21 results for buspirone hydrochloride Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 02 61000

Buspirone Hydrochloride

Buspirone Hydrochloride


  • Catalogue No.:PA 02 61000

  • CAS :

    33386-08-2

  • Molecular Formula : C21H32ClN5O2

  • Molecular Weight : 421.96

Drug Reference Standards & Impurity Synthesis in India
PA 02 61010

Buspirone Hydrochloride - Impurity A

2-(Piperazin-1-yl)pyrimidine


  • Catalogue No.:PA 02 61010

  • CAS :

    20980-22-7

  • Molecular Formula : C8H12N4

  • Molecular Weight :  164.21

Drug Reference Standards & Impurity Synthesis in India
PA 02 61020

Buspirone Hydrochloride - Impurity B (Bromide Salt)

8-(Pyrimidin-2-yl)-8-aza-5-azoniaspiro[4.5]decane Bromide


  • Catalogue No.:PA 02 61020

  • CAS :

    81461-73-6

  • Molecular Formula : C12H19BrN4

  • Molecular Weight : 299.21

Drug Reference Standards & Impurity Synthesis in India
PA 02 61030

Buspirone Hydrochloride - Impurity C

Buspirone Bispyrimidinylpiperazinyl Butane Impurity


  • Catalogue No.:PA 02 61030

  • CAS :

    257877-45-5

  • Molecular Formula : C20H30N8

  • Molecular Weight : 382.51

Drug Reference Standards & Impurity Synthesis in India
PA 02 61040

Buspirone Hydrochloride - Impurity D (Hydrochloride Salt)

2,2'-[Oxybis[butane-1,4-diyl(piperazine-1,4-diyl)]]dipyrimidine Hydrochloride


  • Catalogue No.:PA 02 61040

  • CAS :

    NA

  • Molecular Formula : C24H39ClN8O

  • Molecular Weight : 491.07

Drug Reference Standards & Impurity Synthesis in India
PA 02 61050

Buspirone Hydrochloride - Impurity E

Buspirone Open Ring Impurity


  • Catalogue No.:PA 02 61050

  • CAS :

    257877-43-3

  • Molecular Formula : C21H33N5O3

  • Molecular Weight : 403.52

Drug Reference Standards & Impurity Synthesis in India
PA 02 61060

Buspirone Hydrochloride - Impurity F

Buspirone open ring dimer


  • Catalogue No.:PA 02 61060

  • CAS :

    2512210-24-9

  • Molecular Formula : C33H51N9O3

  • Molecular Weight : 621.82

Drug Reference Standards & Impurity Synthesis in India
PA 02 61070

Buspirone Hydrochloride - Impurity G

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


  • Catalogue No.:PA 02 61070

  • CAS :

    84746-24-7

  • Molecular Formula : C12H14N6

  • Molecular Weight : 242.28

Drug Reference Standards & Impurity Synthesis in India
PA 02 61100

Buspirone Hydrochloride - Impurity J

Buspirone Open Ring Spirodimer Impurity


  • Catalogue No.:PA 02 61100

  • CAS :

    2726492-72-2

  • Molecular Formula : C34H52N6O5

  • Molecular Weight : 624.81

Drug Reference Standards & Impurity Synthesis in India
PA 02 61110

Buspirone Hydrochloride - Impurity K

8-Azpiro[4,5]decane-7,9-dione


  • Catalogue No.:PA 02 61110

  • CAS :

    1075-89-4

  • Molecular Formula : C9H13NO2

  • Molecular Weight : 167.21

Drug Reference Standards & Impurity Synthesis in India
PA 02 61120

Buspirone Hydrochloride - Impurity L

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


  • Catalogue No.:PA 02 61120

  • CAS :

    21098-11-3

  • Molecular Formula : C13H20ClNO2

  • Molecular Weight : 257.76

Drug Reference Standards & Impurity Synthesis in India
PA 02 61140

Buspirone Hydrochloride - Impurity N

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


  • Catalogue No.:PA 02 61140

  • CAS :

    257877-44-4

  • Molecular Formula : C22H32N2O4

  • Molecular Weight : 388.50

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610011

Buspirone Hydrochloride - Impurity A (Dihydrochloride Salt)

2-(Piperazin-1-yl)pyrimidine Dihydrochloride


  • Catalogue No.:PA 02 0610011

  • CAS :

    94021-22-4

  • Molecular Formula : C8H14Cl2N4

  • Molecular Weight : 237.13

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610130

Buspirone Hydrochloride - Impurity M

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


  • Catalogue No.:PA 02 0610130

  • CAS :

    80827-62-9

  • Molecular Formula : C13H20BrNO2

  • Molecular Weight : 302.21

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610090

Buspirone Hydrochloride - Impurity I

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


  • Catalogue No.:PA 02 0610090

  • CAS :

    2725354-99-2

  • Molecular Formula : C21H30ClN5O2

  • Molecular Weight : 419.95

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610101

Buspirone Hydrochloride - Impurity J (Oxalate)

4-(7,9-Dioxo-8- azaspiro[4.5]dec-8-yl)butyl [1-[2-Oxo-2-[[4-[4-(pyrimidin-2-yl)piperazin-1-yl]butyl]- amino]ethyl]cyclopentyl]acetate Oxalate


  • Catalogue No.:PA 02 0610101

  • CAS :

    2726492-73-3

  • Molecular Formula : C36H54N6O9

  • Molecular Weight : 714.86

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610080

Buspirone Hydrochloride - Impurity H

Bis(4-(4-(Pyrimidin-2-yl)piperazin-1-yl)butyl) 2,2’-(Cyclopentane-1,1-diyl)diacetate


  • Catalogue No.:PA 02 0610080

  • CAS :

    2708578-34-9

  • Molecular Formula : C33H50N8O4

  • Molecular Weight : 622.82

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610021

Buspirone Hydrochloride - Impurity B (Iodine Salt)

8-(Pyrimidin-2-yl)-8-aza-5-azoniaspiro[4.5]decane Iodide


  • Catalogue No.:PA 02 0610021

  • CAS :

    1129675-89-3

  • Molecular Formula : C12H19IN4

  • Molecular Weight : 346.22

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610041

Buspirone Hydrochloride - Impurity D (Freebase)

2,2′-[Oxybis[butane-1,4-diyl(piperazine-1,4-diyl)]]dipyrimidine


  • Catalogue No.:PA 02 0610041

  • CAS :

    2724726-67-2

  • Molecular Formula : C24H38N8O

  • Molecular Weight : 454.62

Drug Reference Standards & Impurity Synthesis in India
PA IPRS 37 20

Buspirone Hydrochloride (IPRS/37/20)

Buspirone Hydrochloride (IPRS/37/20)


  • Catalogue No.:PA IPRS 37 20

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 02 0610022

Buspirone Hydrochloride - Impurity B (Chloride Salt)

8-(Pyrimidin-2-yl)-8-aza-5-azoniaspiro[4.5]decane Chloride


  • Catalogue No.:PA 02 0610022

  • CAS :

    81461-72-5

  • Molecular Formula : C12H19ClN4

  • Molecular Weight : 254.76

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