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    Buspirone EP Impurity E Hydrochloride

    Buspirone EP Impurity E Hydrochloride

    Synonym

    Cyclopentaneacetic acid, 1-[2-oxo-2-[[4-[4-(2-pyrimidinyl)-1 piperazinyl]butyl]amino]ethyl]-, monohydrochloride (9CI)

    Molecular Formula

    C21H33N5O3 ; HCl

    Molecular Weight

    389.50 ; 36.46

    Catalogue Number

    AR-B05528

    Parent Drug

    Buspirone 

    CAS Number

    257877-46-6 (HCl Salt); alt.cas#: 257877-43-3 (free base)

    Common Package:10,25,50,100 mg

    Collections: BUSPIRONE

    Category: 257877-46-6 (HCl Salt) AR-B02301 BUSPIRONE C21H33N5O3

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

    Synonym

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

    Molecular Formula

    C21H31N5O5

    Molecular Weight

    433.51

    Catalogue Number

    AR-B02306

    Parent Drug

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

    Synonym

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

    Molecular Formula

    C21H31N5O4

    Molecular Weight

    417.51

    Catalogue Number

    AR-B02305

    Parent Drug

    BUSPIRONE
    1,1'-(pyrimidine-2,5-diyl)dipiperazine

    Synonym

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

    Molecular Formula

    C12H20N6

    Molecular Weight

    248.33

    Catalogue Number

    AR-B02304

    Parent Drug

    BUSPIRONE
    3-oxo-N-(4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl)-2-oxaspiro[4.4]nonane-1-carboxamide

    Synonym

    3-oxo-N-(4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl)-2-oxaspiro[4.4]nonane-1-carboxamide

    Molecular Formula

    C21H31N5O3

    Molecular Weight

    401.51

    Catalogue Number

    AR-B02303

    Parent Drug

    BUSPIRONE

    CAS Number

    125498-83-1
    Buspirone Related Compound G

    Synonym

    1,4-di(pyrimidin-2-yl)piperazine

    Molecular Formula

    C12H14N6

    Molecular Weight

    242.29

    Catalogue Number

    AR-B02302

    Parent Drug

    BUSPIRONE

    CAS Number

    84746-24-7
    Buspirone EP Impurity E

    Synonym

    [1-[2-Oxo-2-[[4-[4-(pyrimidin-2-yl)piperazin-1-yl]butyl]amino]ethyl] cyclopentyl]acetic acid

    Molecular Formula

    C21H33N5O3

    Molecular Weight

    403.53

    Catalogue Number

    AR-B02301

    Parent Drug

    BUSPIRONE

    CAS Number

    257877-43-3
    Buspirone EP Impurity A-d8

    Synonym

    2,2,3,3,5,5,6,6-octadeuterio-1-pyrimidin-2-ylpiperazine

    Molecular Formula

    C8H4D8N4

    Molecular Weight

    172.26

    Catalogue Number

    AR-B02300

    Parent Drug

    BUSPIRONE

    CAS Number

    1309283-31-5
    Buspirone EP Impurity M

    Synonym

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

    Molecular Formula

    C13H20BrNO2

    Molecular Weight

    302.21

    Catalogue Number

    AR-B02299

    Parent Drug

    BUSPIRONE

    CAS Number

    80827-62-9
    Buspirone EP Impurity I

    Synonym

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

    Molecular Formula

    C21H30ClN5O2

    Molecular Weight

    419.95

    Catalogue Number

    AR-B02298

    Parent Drug

    BUSPIRONE
    Buspirone EP Impurity H

    Synonym

    bis(4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl) 2,2'-(cyclopentane-1,1-diyl)diacetate

    Molecular Formula

    C33H50N8O4

    Molecular Weight

    622.82

    Catalogue Number

    AR-B02297

    Parent Drug

    BUSPIRONE
    Buspirone EP Impurity F

    Synonym

    4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl 2-(1-(2-oxo-2-((4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl)amino)ethyl)cyclopentyl)acetate

    Molecular Formula

    C33H51N9O3

    Molecular Weight

    621.83

    Catalogue Number

    AR-B02296

    Parent Drug

    BUSPIRONE
    Buspirone EP Impurity B

    Synonym

    8-(pyrimidin-2-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride

    Molecular Formula

    C12H19N4. Cl

    Molecular Weight

    219.31 35.45

    Catalogue Number

    AR-B02295

    Parent Drug

    BUSPIRONE

    CAS Number

    81461-72-5
    Buspirone EP Impurity N

    Synonym

    8-[4-(7,9-dioxo-8-azaspiro[4.5]decan-8-yl)butyl]-8-azaspiro[4.5]decane-7,9-dione

    Molecular Formula

    C22H32N2O4

    Molecular Weight

    388.51

    Catalogue Number

    AR-B02294

    Parent Drug

    BUSPIRONE

    CAS Number

    257877-44-4
    Buspirone EP Impurity L

    Synonym

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

    Molecular Formula

    C13H20ClNO2

    Molecular Weight

    257.76

    Catalogue Number

    AR-B02293

    Parent Drug

    BUSPIRONE

    CAS Number

    21098-11-3
    Buspirone EP Impurity C

    Synonym

    1,4-bis(4-(pyrimidin-2-yl)piperazin-1-yl)butane

    Molecular Formula

    C20H30N8

    Molecular Weight

    382.52

    Catalogue Number

    AR-B02292

    Parent Drug

    BUSPIRONE

    CAS Number

    257877-45-5
    Buspirone EP Impurity D DiHCl

    Synonym

    2,2'-(4,4'-(oxybis(butane-4,1-diyl))bis(piperazine-4,1-diyl))dipyrimidine dihydrochloride

    Molecular Formula

    C24H38N8O. 2 HCl

    Molecular Weight

    454.62 2 36.46

    Catalogue Number

    AR-B02291

    Parent Drug

    BUSPIRONE
    Buspirone EP Impurity J HCl

    Synonym

    4-(7,9-dioxo-8-azaspiro[4.5]decan-8-yl)butyl 2-(1-(2-oxo-2-((4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl)amino)ethyl)cyclopentyl)acetate hydrochloride

    Molecular Formula

    C34H52N6O5. HCl

    Molecular Weight

    624.83 36.46

    Catalogue Number

    AR-B02290

    Parent Drug

    BUSPIRONE
    6-Hydroxy Buspirone-d8

    Synonym

    6-hydroxy-8-[1,1,2,2,3,3,4,4-octadeuterio-4-(4-pyrimidin-2-ylpiperazin-1-yl)butyl]-8-azaspiro[4.5]decane-7,9-dione

    Molecular Formula

    C21H23N5O3D8

    Molecular Weight

    409.56

    Catalogue Number

    AR-B02289

    Parent Drug

    BUSPIRONE

    CAS Number

    N/A
    Buspirone HCl

    Synonym

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

    Molecular Formula

    C21H31N5O2. HCl

    Molecular Weight

    385.51 36.46

    Catalogue Number

    AR-B02288

    Parent Drug

    BUSPIRONE

    CAS Number

    33386-08-2
    Buspirone Impurity K

    Synonym

    8-azaspiro[4.5]decane-7,9-dione

    Molecular Formula

    C9H13NO2

    Molecular Weight

    167.21

    Catalogue Number

    AR-B02287

    Parent Drug

    BUSPIRONE
    Buspirone N-Oxide

    Synonym

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

    Molecular Formula

    C21H31N5O3

    Molecular Weight

    401.51

    Catalogue Number

    AR-B02286

    Parent Drug

    BUSPIRONE

    CAS Number

    220747-81-9
    5-Hydroxy Buspirone

    Synonym

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

    Molecular Formula

    C21H31N5O3

    Molecular Weight

    401.51

    Catalogue Number

    AR-B02285

    Parent Drug

    BUSPIRONE

    CAS Number

    105496-33-1
    Buspirone EP Impurity A

    Synonym

    2-(piperazin-1-yl)pyrimidine

    Molecular Formula

    C8H12N4

    Molecular Weight

    164.21

    Catalogue Number

    AR-B02284

    Parent Drug

    BUSPIRONE

    CAS Number

    20980-22-7
    Buspirone-d8

    Synonym

    8-[1,1,2,2,3,3,4,4-octadeuterio-4-(4-pyrimidin-2-ylpiperazin-1-yl)butyl]-8-azaspiro[4.5]decane-7,9-dione

    Molecular Formula

    C21H23N5O3D8

    Molecular Weight

    393.56

    Catalogue Number

    AR-B02283

    Parent Drug

    BUSPIRONE

    CAS Number

    204395-49-3
    6-Hydroxy Buspirone

    Synonym

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

    Molecular Formula

    C21H31N5O3

    Molecular Weight

    401.51

    Catalogue Number

    AR-B02282

    Parent Drug

    BUSPIRONE

    CAS Number

    125481-61-0