Buspirone EP Impurity D

SZ CAT No:	SZ-B023005
CAS No	2724726-67-2
Mol.F.	C24H38N8O
Mol.Wt.	454.6
Inv. Status	In Stock

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Chemical Name: 2,2′-[Oxybis[butane-1,4-diyl(piperazine-1,4-diyl)]]dipyrimidine (as per EP) ; Bis{4-[1-(pyrimidine-2-yl)piperazine-4-yl]butane-1-yl} ether (as per USP)

Synonym: Buspirone Bispyrimidinylpiperazinylbutyl Ether Impurity (USP)

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: N1(CCCCOCCCCN2CCN(C3=NC=CC=N3)CC2)CCN(C4=NC=CC=N4)CC1

Development and validation of a high-performance liquid chromatographic method for the determination of buspirone in pharmaceutical preparations
M. Zaxariou, I. Panderi
Journal of Pharmaceutical and Biomedical Analysis 35 (2004) 41–50

Liquid Chromatographic Method for the Analysis of Buspirone HCl and Its Potential Impurities
Murat Kartal, Alaa Khedr, Adel Sakr
Journal of Chromatographic Science, Volume 38, Issue 4, April 2000, Pages 151–156

Hybrid triple quadrupole-linear ion trap mass spectrometry in fragmentation mechanism studies: application to structure elucidation of buspirone and one of its metabolites
Mei-Yi Zhang,1∗ Nadia Pace,2 Edward H. Kerns,1 Teresa Kleintop,1 Natasha Kagan1 and Takeo Sakuma2
Journal of mass spectrometry j. Mass Spectrom. 2005; 40: 1017–1029

Buspirone EP Impurity D is chemically 2,2′-[Oxybis[butane-1,4-diyl(piperazine-1,4-diyl)]]dipyrimidine (as per EP) ; Bis{4-[1-(pyrimidine-2-yl)piperazine-4-yl]butane-1-yl} ether (as per USP). It is also known as Buspirone Bispyrimidinylpiperazinylbutyl Ether Impurity (USP). Buspirone EP Impurity D is supplied with detailed characterization data compliant with regulatory guideline. Buspirone EP Impurity D can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Buspirone .

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

SZ CAT No:	: SZ-B023D01
CAS No	: 1216761-39-5
Mol.F.	: C21H23D8N5O2 : HCl
Mol.Wt.	: 393.6 : 36.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 204395-49-3 (free base)

SZ CAT No:	: SZ-B023003
CAS No	: 81461-73-6
Mol.F.	: C12H19N4 : Br
Mol.Wt.	: 219.3 : 79.9
Inv. Status	: In Stock
Rel. CAS No	: 179071-85-3 (free base)

SZ CAT No:	: SZ-B023019
CAS No	: 257877-43-3
Mol.F.	: C21H33N5O3
Mol.Wt.	: 403.5
Inv. Status	: In Stock
Rel. CAS No	: 257877-46-6 (HCl salt)

SZ CAT No:	: SZ-B023006
CAS No	: NA
Mol.F.	: C21H33N5O3 : Na
Mol.Wt.	: 403.5 : 23.0
Inv. Status	: In Stock
Rel. CAS No	: 257877-43-3 (free base) ; 257877-46-6 (HCl salt)

SZ CAT No:	: SZ-B023001
CAS No	: 33386-08-2
Mol.F.	: C21H31N5O2 : HCl
Mol.Wt.	: 385.5 : 36.5
Inv. Status	: In Stock
Rel. CAS No	: 36505-84-7 (free base)

Buspirone EP Impurity D

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SZ CAT No:	: SZ-B023021
CAS No	: 140-79-4
Mol.F.	: C4H8N4O2
Mol.Wt.	: 144.1
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023D02
CAS No	: 1189644-16-3
Mol.F.	: C21H23D8N5O3
Mol.Wt.	: 409.6
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-B023016
CAS No	: 105496-33-1
Mol.F.	: C21H31N5O3
Mol.Wt.	: 401.5
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-B023017
CAS No	: 125481-61-0
Mol.F.	: C21H31N5O3
Mol.Wt.	: 401.5
Inv. Status	: In Stock

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CAS No	: 20980-22-7
Mol.F.	: C8H12N4
Mol.Wt.	: 164.2
Inv. Status	: In Stock

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CAS No	: 257877-45-5
Mol.F.	: C20H30N8
Mol.Wt.	: 382.5
Inv. Status	: In Stock

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CAS No	: 2724726-67-2
Mol.F.	: C24H38N8O
Mol.Wt.	: 454.6
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023007
CAS No	: 2512210-24-9
Mol.F.	: C33H51N9O3
Mol.Wt.	: 621.8
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023008
CAS No	: 84746-24-7
Mol.F.	: C12H14N6
Mol.Wt.	: 242.3
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023009
CAS No	: 2708578-34-9
Mol.F.	: C33H50N8O4
Mol.Wt.	: 622.8
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023010
CAS No	: 2725354-99-2
Mol.F.	: C21H30ClN5O2
Mol.Wt.	: 420.0
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023011
CAS No	: 2726492-72-2
Mol.F.	: C34H52N6O5
Mol.Wt.	: 624.8
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023012
CAS No	: 1075-89-4
Mol.F.	: C9H13NO2
Mol.Wt.	: 167.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023013
CAS No	: 21098-11-3
Mol.F.	: C13H20ClNO2
Mol.Wt.	: 257.8
Inv. Status	: In Stock

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CAS No	: 80827-62-9
Mol.F.	: C13H20BrNO2
Mol.Wt.	: 302.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023015
CAS No	: 257877-44-4
Mol.F.	: C22H32N2O4
Mol.Wt.	: 388.5
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023022
CAS No	: 2329290-63-1
Mol.F.	: C12H13ClN6
Mol.Wt.	: 276.7
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-B023023
CAS No	: 42940-56-7
Mol.F.	: C11H11N3O2
Mol.Wt.	: 217.2
Inv. Status	: Custom Synthesis

SZ CAT No:	: SZ-B023020
CAS No	: 872826-80-7
Mol.F.	: C8H11N5O
Mol.Wt.	: 193.2
Inv. Status	: In Stock

SZ CAT No:	: SZ-B023018
CAS No	: 220747-81-9
Mol.F.	: C21H31N5O3
Mol.Wt.	: 401.5
Inv. Status	: In Stock