Buspirone

Buspirone 5-Hydroxy Metabolite Buspirone 5-Hydroxy Metabolite:

8-[4-[4-(5-Hydroxy-2-pyrimidinyl)-1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9-dione ; CAS : 105496-33-1 ;  C21H31N5O3 ; MW: 401.50;

Buspirone 6-Hydroxy Metabolite Buspirone 6-Hydroxy Metabolite :

6-Hydroxy-8-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9- dione ; CAS : 125481-61-0 ; C21H31N5O3 ;   MW: 401.50;

Buspirone Impurity A Buspirone Impurity A:

2-(Piperazin-1-yl)pyrimidine ; CAS : 20980-22-7 ;

C8H12N4 ; MW: 164.21 ;

Buspirone Impurity B Buspirone  Impurity B:

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

C12H19BrN4 ;  MW: 299.21 ;

Buspirone Impurity C Buspirone  Impurity C :

2,2′-[Butane-1,4-diylbis(piperazine-1,4-diyl)]dipyrimidine ; CAS : 257877-45-5 ; C20H30N8 ;   MW: 382.51 ;

Buspirone Impurity D Buspirone  Impurity D :

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

C24H39ClN8O ; MW: 491.07 ;

Buspirone Impurity E Buspirone  Impurity E ;:

[1-[2-Oxo-2-[[4-[4-(pyrimidin-2-yl)piperazin-1-yl]butyl]amino]ethyl] cyclopentyl]acetic acid ; CAS : 257877-46-6 ; C21H33N5O3 ; MW: 403.52 ;

Buspirone Impurity F Buspirone  Impurity F :

4-[4-(Pyrimidin-2-yl)piperazin-1-yl]butyl[1-[2-oxo-2-[[4-[4-(pyrimidin-2-yl)piperazin-1-yl] butyl] amino] ethyl] cyclopentyl] acetate ;  C33H51N9O3 ; MW: 621.82 ;

Buspirone Impurity G Buspirone Impurity G :

2,2′-(Piperazine-1,4-diyl)dipyrimidine ; CAS : 84746-24-7 ;

C12H14N6 ;  MW: 242.28 ;

Buspirone Impurity H Buspirone Impurity H :

bis[4-[4-(Pyrimidin-2-yl)piperazin-1-yl]butyl](cyclopentane-1,1-diyl)diacetate ;  C33H50N8O4 ;  MW: 622.8 ;

Buspirone Impurity I Buspirone  Impurity I :

8-[4-[4-(5-Chloropyrimidin-2-yl)piperazin-1-yl]butyl]-8-azaspiro[4.5]decane-7,9-dione ; C21H30ClN5O2 ;  MW: 419.95 ;

Buspirone Impurity J Buspirone  Impurity J :

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 ; C34H52N6O5 ;  MW: 624.81 ;

Buspirone Impurity K Buspirone  Impurity K :

8-Azaspiro[4.5]decane-7,9-dione ; CAS : 1075-89-4 ;

C9H13NO2 ;  MW: 167.21 ;

Buspirone Impurity L Buspirone  Impurity L :

8-(4-Chlorobutyl)-8-azaspiro[4.5]decane-7,9-dione ; CAS : 21098-11-3 ;

C13H20ClNO2 ; MW: 257.76 ;

Buspirone ImpurityM Buspirone  Impurity M :

8-(4-Bromobutyl)-8-azaspiro[4.5]decane-7,9-dione ; CAS : 80827-62-9 ;

C13H20BrNO2 ; MW: 302.21 ;

Buspirone HCl Buspirone HCl :

8-[4-[4-(Pyrimidin-2-yl)piperazin-1-yl]butyl]-8-azaspiro[4.5]-decane-7,9-dione hydrochloride ; CAS : 33386-08-2 ; C21H32ClN5O2 ; MW: 421.96 ;

Buspirone N-Oxide (Oxalate)

Buspirone N-Oxide (Oxalate) :

 

8-[4-[4-(Pyrimidin-2-yl)piperazin-1-yl]butyl]-8-azaspiro[4.5]-decane-7,9-dione N-oxide oxalate ; CAS : 220747-81-9 ; C23H33N5O7 ; MW: 491.54 ;