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Pharmaceutical Reference Standards

Bupivacaine EP Impurity A

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CAT No: SZ-B045001
CAS No: 39627-98-0
Mol.F. : C14H14N2O
Mol.Wt. : 226.3
Inv. Status: In Stock
SZ-B045001
CAS No:39627-98-0
Mol.F.: C14H14N2O
Mol.Wt.: 226.3
Inv. Status: In Stock

Bupivacaine EP Impurity B

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CAT No: SZ-B045002
CAS No: 15883-20-2
Mol.F. : C14H20N2O
Mol.Wt. : 232.3
Inv. Status: In Stock
SZ-B045002
CAS No:15883-20-2
Mol.F.: C14H20N2O
Mol.Wt.: 232.3
Inv. Status: In Stock

Bupivacaine EP Impurity C

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CAT No: SZ-B045003
CAS No: 1797894-80-4
Mol.F. : C14H17NO
Mol.Wt. : 215.2
Inv. Status: In Stock
SZ-B045003
CAS No:1797894-80-4
Mol.F.: C14H17NO
Mol.Wt.: 215.2
Inv. Status: In Stock

Bupivacaine EP Impurity D

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CAT No: SZ-B045004
CAS No: 1037184-07-8
Mol.F. : C14H19Cl2NO
Mol.Wt. : 288.2
Inv. Status: In Stock
SZ-B045004
CAS No:1037184-07-8
Mol.F.: C14H19Cl2NO 
Mol.Wt.: 288.2
Inv. Status: In Stock

Bupivacaine EP Impurity E

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CAT No: SZ-B045005
CAS No: 1330172-81-0
Mol.F. : C18H30N2O
Mol.Wt. : 290.4
Inv. Status: In Stock
SZ-B045005
CAS No:1330172-81-0
Mol.F.: C18H30N2O 
Mol.Wt.: 290.4
Inv. Status: In Stock

Bupivacaine EP Impurity F

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CAT No: SZ-B045006
CAS No: 87-62-7
Mol.F. : C8H11N
Mol.Wt. : 121.2
Inv. Status: Custom Synthesis
SZ-B045006
CAS No:87-62-7
Mol.F.: C8H11N 
Mol.Wt.: 121.2
Inv. Status: Custom Synthesis

Bupivacaine 4-Hydroxy N-Desbutyl Impurity

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CAT No: SZ-B045007
CAS No: 51989-48-1
Mol.F. : C14H20N2O2
Mol.Wt. : 248.3
Inv. Status: In Stock
SZ-B045007
CAS No:51989-48-1
Mol.F.: C14H20N2O2
Mol.Wt.: 248.3
Inv. Status: In Stock

Bupivacaine HCl

Picture of Bupivacaine HCl
CAT No: SZ-B045008
CAS No: 18010-40-7
Mol.F. : C18H28N2O : HCl
Mol.Wt. : 288.4 : 36.5
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 38396-39-3 (free base)
Rel. CAT No : SZ-B045010,
SZ-B045008
CAS No:18010-40-7
Mol.F.: C18H28N2O : HCl
Mol.Wt.: 288.4 : 36.5
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 38396-39-3 (free base)

Bupivacaine N-Oxide HCl

Picture of Bupivacaine N-Oxide HCl
CAT No: SZ-B045009
CAS No: 1796927-05-3
Mol.F. : C18H28N2O2 : HCl
Mol.Wt. : 304.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1346597-81-6 (free base)
SZ-B045009
CAS No:1796927-05-3
Mol.F.: C18H28N2O2 : HCl
Mol.Wt.: 304.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1346597-81-6 (free base)

Bupivacaine Hydrochloride Hydrate

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CAT No: SZ-B045010
CAS No: 73360-54-0
Mol.F. : C18H28N2O : HCl : H2O
Mol.Wt. : 288.4 : 36.5 : 18.0
Inv. Status: Custom Synthesis
Rel. CAS No : 38396-39-3 (free base)
Rel. CAT No : SZ-B045008,
SZ-B045010
CAS No:73360-54-0
Mol.F.: C18H28N2O : HCl : H2O
Mol.Wt.: 288.4 : 36.5 : 18.0
Inv. Status: Custom Synthesis
Rel. CAS No : 38396-39-3 (free base)

Bupivacaine Impurity 1

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CAT No: SZ-B045011
CAS No: 96-88-8
Mol.F. : C15H22N2O
Mol.Wt. : 246.4
Inv. Status: Out of Stock
SZ-B045011
CAS No:96-88-8
Mol.F.: C15H22N2O
Mol.Wt.: 246.4
Inv. Status: Out of Stock

Bupivacaine Impurity 2

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CAT No: SZ-B045012
CAS No: NA
Mol.F. : C15H21ClN2O
Mol.Wt. : 280.8
Inv. Status: In Stock
SZ-B045012
CAS No:NA
Mol.F.: C15H21ClN2O
Mol.Wt.: 280.8
Inv. Status: In Stock

Bupivacaine Impurity 3

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CAT No: SZ-B045013
CAS No: NA
Mol.F. : C16H24ClN2O
Mol.Wt. : 295.8
Inv. Status: In Stock
SZ-B045013
CAS No:NA
Mol.F.: C16H24ClN2O
Mol.Wt.: 295.8
Inv. Status: In Stock

Bupivacaine Impurity 4

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CAT No: SZ-B045014
CAS No: NA
Mol.F. : C18H28N2O
Mol.Wt. : 288.4
Inv. Status: In Stock
SZ-B045014
CAS No:NA
Mol.F.: C18H28N2O
Mol.Wt.: 288.4
Inv. Status: In Stock

Bupivacaine Impurity 5

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CAT No: SZ-B045015
CAS No: NA
Mol.F. : C18H27BrN2O
Mol.Wt. : 367.3
Inv. Status: Custom Synthesis
SZ-B045015
CAS No:NA
Mol.F.: C18H27BrN2O
Mol.Wt.: 367.3
Inv. Status: Custom Synthesis

Picolonic Acid

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CAT No: SZ-B045016
CAS No: 98-98-6
Mol.F. : C6H5NO2
Mol.Wt. : 123.1
Inv. Status: In Stock
SZ-B045016
CAS No:98-98-6
Mol.F.: C6H5NO2
Mol.Wt.: 123.1
Inv. Status: In Stock

Bupivacaine Impurity 6

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CAT No: SZ-B045017
CAS No: NA
Mol.F. : C18H27ClN2O
Mol.Wt. : 322.9
Inv. Status: In Stock
SZ-B045017
CAS No:NA
Mol.F.: C18H27ClN2O
Mol.Wt.: 322.9
Inv. Status: In Stock

Bupivacaine Impurity 7

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CAT No: SZ-B045019
CAS No: 920007-12-1
Mol.F. : C6H9BrO2
Mol.Wt. : 193.0
Inv. Status: Custom Synthesis
SZ-B045019
CAS No:920007-12-1
Mol.F.: C6H9BrO2
Mol.Wt.: 193.0
Inv. Status: Custom Synthesis

Bupivacaine Impurity 9

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CAT No: SZ-B045021
CAS No: 5077-75-8
Mol.F. : C6H10Cl2O2
Mol.Wt. : 185.0
Inv. Status: Custom Synthesis
SZ-B045021
CAS No:5077-75-8
Mol.F.: C6H10Cl2O2
Mol.Wt.: 185.0
Inv. Status: Custom Synthesis

Bupivacaine Impurity 10

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CAT No: SZ-B045022
CAS No: 856838-98-7
Mol.F. : C10H19NO2
Mol.Wt. : 185.3
Inv. Status: In Stock
SZ-B045022
CAS No:856838-98-7
Mol.F.: C10H19NO2
Mol.Wt.: 185.3
Inv. Status: In Stock

(S)-Bupivacaine Hydrochloride

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CAT No: SZ-B045025
CAS No: 27262-48-2
Mol.F. : C18H28N2O : HCl
Mol.Wt. : 288.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 27262-47-1 (free base)
SZ-B045025
CAS No:27262-48-2
Mol.F.: C18H28N2O : HCl
Mol.Wt.: 288.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 27262-47-1 (free base)

Bupivacaine Impurity 12

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CAT No: SZ-B045026
CAS No: 138-89-6
Mol.F. : C8H10N2O
Mol.Wt. : 150.2
Inv. Status: In Stock
SZ-B045026
CAS No:138-89-6
Mol.F.: C8H10N2O
Mol.Wt.: 150.2
Inv. Status: In Stock

Stable Isotopes And Metabolites

Bupivacaine D9

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CAT No: SZ-B045D01
CAS No: 474668-57-0
Mol.F. : C18H19D9N2O
Mol.Wt. : 297.5
Inv. Status: Custom Synthesis
SZ-B045D01
CAS No:474668-57-0
Mol.F.: C18H19D9N2O
Mol.Wt.: 297.5
Inv. Status: Custom Synthesis

2,6-Dimethylaniline D6

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CAT No: SZ-B045D02
CAS No: 919785-81-2
Mol.F. : C8H5D6N
Mol.Wt. : 127.2
Inv. Status: Custom Synthesis
SZ-B045D02
CAS No:919785-81-2
Mol.F.: C8H5D6N
Mol.Wt.: 127.2
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Desbutyl Bupivacaine Nitroso Impurity

Picture of Desbutyl Bupivacaine Nitroso Impurity
CAT No: SZ-B045018
CAS No: NA
Mol.F. : C14H19N3O2
Mol.Wt. : 261.3
Inv. Status: In Stock
SZ-B045018
CAS No:NA
Mol.F.: C14H19N3O2
Mol.Wt.: 261.3
Inv. Status: In Stock

N-Nitroso Aniline

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CAT No: SZ-B045024
CAS No: 36966-84-4
Mol.F. : C6H6N2O
Mol.Wt. : 122.1
Inv. Status: Custom Synthesis
SZ-B045024
CAS No:36966-84-4
Mol.F.: C6H6N2O
Mol.Wt.: 122.1
Inv. Status: Custom Synthesis