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Pharmaceutical Reference Standards

Venlafaxine HCl

Picture of Venlafaxine HCl
CAT No: SZ-V007000
CAS No: 99300-78-4
Mol.F. : C17H27NO2 : HCl
Mol.Wt. : 277.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-69-5 (free base)
SZ-V007000
CAS No:99300-78-4
Mol.F.: C17H27NO2 : HCl
Mol.Wt.: 277.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-69-5 (free base)

Venlafaxine EP Impurity A 

Picture of Venlafaxine EP Impurity A 
CAT No: SZ-V007004
CAS No: 775-33-7
Mol.F. : C11H17NO
Mol.Wt. : 179.3
Inv. Status: In Stock
SZ-V007004
CAS No:775-33-7
Mol.F.: C11H17NO 
Mol.Wt.: 179.3
Inv. Status: In Stock

Venlafaxine EP Impurity B

Picture of Venlafaxine EP Impurity B
CAT No: SZ-V007005
CAS No: 2174001-92-2
Mol.F. : C14H21NO3 : HCl
Mol.Wt. : 251.3 : 36.5
Inv. Status: In Stock
Rel. CAS No : 323176-93-8 (free base)
SZ-V007005
CAS No:2174001-92-2
Mol.F.: C14H21NO3 : HCl
Mol.Wt.: 251.3 : 36.5
Inv. Status: In Stock
Rel. CAS No : 323176-93-8 (free base)

Venlafaxine EP Impurity C (HCl)

Picture of Venlafaxine EP Impurity C (HCl)
CAT No: SZ-V007006
CAS No: 130198-05-9
Mol.F. : C15H23NO2 : HCl
Mol.Wt. : 249.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-77-5 (free base)
Rel. CAT No : SZ-V007048,
SZ-V007006
CAS No:130198-05-9
Mol.F.: C15H23NO2 : HCl
Mol.Wt.: 249.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-77-5 (free base)

Venlafaxine EP Impurity D 

Picture of Venlafaxine EP Impurity D 
CAT No: SZ-V007007
CAS No: 149289-30-5
Mol.F. : C16H25NO2
Mol.Wt. : 263.4
Inv. Status: In Stock
Rel. CAS No : 93413-90-2 (HCl salt)
SZ-V007007
CAS No:149289-30-5
Mol.F.: C16H25NO2
Mol.Wt.: 263.4
Inv. Status: In Stock
Rel. CAS No : 93413-90-2 (HCl salt)

Venlafaxine EP Impurity E

Picture of Venlafaxine EP Impurity E
CAT No: SZ-V007008
CAS No: 93413-70-8
Mol.F. : C17H25NO2
Mol.Wt. : 275.4
Inv. Status: In Stock
SZ-V007008
CAS No:93413-70-8
Mol.F.: C17H25NO2
Mol.Wt.: 275.4
Inv. Status: In Stock

Venlafaxine EP Impurity F

Picture of Venlafaxine EP Impurity F
CAT No: SZ-V007009
CAS No: 93413-79-7
Mol.F. : C17H25NO : HCl
Mol.Wt. : 259.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-57-1 (free base)
SZ-V007009
CAS No:93413-79-7
Mol.F.: C17H25NO : HCl
Mol.Wt.: 259.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 93413-57-1 (free base)

Venlafaxine EP Impurity G

Picture of Venlafaxine EP Impurity G
CAT No: SZ-V007010
CAS No: 2108968-20-1
Mol.F. : C17H27NO : HCl
Mol.Wt. : 261.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1076199-92-2 (free base)
SZ-V007010
CAS No:2108968-20-1
Mol.F.: C17H27NO : HCl
Mol.Wt.: 261.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1076199-92-2 (free base)

Venlafaxine EP Impurity H (Base)

Picture of Venlafaxine EP Impurity H (Base)
CAT No: SZ-V007011
CAS No: 1329795-88-1
Mol.F. : C24H33NO3
Mol.Wt. : 383.5
Inv. Status: In Stock
SZ-V007011
CAS No:1329795-88-1
Mol.F.: C24H33NO3 
Mol.Wt.: 383.5
Inv. Status: In Stock

Venlafaxine N-Oxide

Picture of Venlafaxine N-Oxide
CAT No: SZ-V007014
CAS No: 1094598-37-4
Mol.F. : C17H27NO3
Mol.Wt. : 293.4
Inv. Status: In Stock
SZ-V007014
CAS No:1094598-37-4
Mol.F.: C17H27NO3 
Mol.Wt.: 293.4
Inv. Status: In Stock

Venlafaxine O-Desmethyl Impurity

Picture of Venlafaxine O-Desmethyl Impurity
CAT No: SZ-V007015
CAS No: 93413-62-8
Mol.F. : C16H25NO2
Mol.Wt. : 263.4
Inv. Status: In Stock
SZ-V007015
CAS No:93413-62-8
Mol.F.: C16H25NO2 
Mol.Wt.: 263.4
Inv. Status: In Stock

Venlafaxine R-Isomer

Picture of Venlafaxine R-Isomer
CAT No: SZ-V007020
CAS No: 93413-46-8
Mol.F. : C17H27NO2
Mol.Wt. : 277.4
Inv. Status: Custom Synthesis
SZ-V007020
CAS No:93413-46-8
Mol.F.: C17H27NO2
Mol.Wt.: 277.4
Inv. Status: Custom Synthesis

Venlafaxine S-Isomer 

Picture of Venlafaxine S-Isomer 
CAT No: SZ-V007021
CAS No: 93413-44-6
Mol.F. : C17H27NO2
Mol.Wt. : 277.4
Inv. Status: Custom Synthesis
SZ-V007021
CAS No:93413-44-6
Mol.F.: C17H27NO2 
Mol.Wt.: 277.4
Inv. Status: Custom Synthesis

D,L-O-Desmethyl Venlafaxine N-Oxide

Picture of D,L-O-Desmethyl Venlafaxine N-Oxide
CAT No: SZ-V007025
CAS No: 1021933-95-8
Mol.F. : C16H25NO3
Mol.Wt. : 279.4
Inv. Status: Out of Stock, Under Synthesis
SZ-V007025
CAS No:1021933-95-8
Mol.F.: C16H25NO3
Mol.Wt.: 279.4
Inv. Status: Out of Stock, Under Synthesis

Venlafaxine Anhydro O-Desmethyl Impurity

Picture of Venlafaxine Anhydro O-Desmethyl Impurity
CAT No: SZ-V007026
CAS No: 1346600-38-1
Mol.F. : C16H23NO
Mol.Wt. : 245.4
Inv. Status: In Stock
SZ-V007026
CAS No:1346600-38-1
Mol.F.: C16H23NO 
Mol.Wt.: 245.4
Inv. Status: In Stock

Venlafaxine Cyano Impurity

Picture of Venlafaxine Cyano Impurity
CAT No: SZ-V007027
CAS No: 93413-76-4
Mol.F. : C15H19NO2
Mol.Wt. : 245.3
Inv. Status: In Stock
SZ-V007027
CAS No:93413-76-4
Mol.F.: C15H19NO2 
Mol.Wt.: 245.3
Inv. Status: In Stock

Venlafaxine Desmethoxy Impurity

Picture of Venlafaxine Desmethoxy Impurity
CAT No: SZ-V007028
CAS No: 93413-82-2
Mol.F. : C16H26ClNO
Mol.Wt. : 283.8
Inv. Status: Custom Synthesis
SZ-V007028
CAS No:93413-82-2
Mol.F.: C16H26ClNO 
Mol.Wt.: 283.8
Inv. Status: Custom Synthesis

Venlafaxine O-Desmethyl Cyclic Impurity

Picture of Venlafaxine O-Desmethyl Cyclic Impurity
CAT No: SZ-V007029
CAS No: 1346601-55-5
Mol.F. : C16H23NO2
Mol.Wt. : 261.4
Inv. Status: In Stock
SZ-V007029
CAS No:1346601-55-5
Mol.F.: C16H23NO2
Mol.Wt.: 261.4
Inv. Status: In Stock

Venlafaxine Impurity 1

Picture of Venlafaxine Impurity 1
CAT No: SZ-V007031
CAS No: 627810-07-5
Mol.F. : C17H25NO3
Mol.Wt. : 291.4
Inv. Status: Custom Synthesis
SZ-V007031
CAS No:627810-07-5
Mol.F.: C17H25NO3
Mol.Wt.: 291.4
Inv. Status: Custom Synthesis

Venlafaxine Impurity 2

Picture of Venlafaxine Impurity 2
CAT No: SZ-V007032
CAS No: 295366-48-2
Mol.F. : C17H25NO3
Mol.Wt. : 291.4
Inv. Status: In Stock
SZ-V007032
CAS No:295366-48-2
Mol.F.: C17H25NO3
Mol.Wt.: 291.4
Inv. Status: In Stock

Venlafaxine EP Impurity A (HCl Salt)

Picture of Venlafaxine EP Impurity A (HCl Salt)
CAT No: SZ-V007033
CAS No: 50822-98-5
Mol.F. : C11H17NO : HCl
Mol.Wt. : 179.3 : 36.5
Inv. Status: In Stock
Rel. CAS No : 775-33-7 (free base)
SZ-V007033
CAS No:50822-98-5
Mol.F.: C11H17NO : HCl
Mol.Wt.: 179.3 : 36.5
Inv. Status: In Stock
Rel. CAS No : 775-33-7 (free base)

Venlafaxine Impurity 3

Picture of Venlafaxine Impurity 3
CAT No: SZ-V007034
CAS No: 2223072-89-5
Mol.F. : C15H21NO : HCl
Mol.Wt. : 231.3 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2223072-88-4 (free base)
SZ-V007034
CAS No:2223072-89-5
Mol.F.: C15H21NO : HCl
Mol.Wt.: 231.3 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2223072-88-4 (free base)

Venlafaxine Hydroxy Methyl Impurity

Picture of Venlafaxine Hydroxy Methyl Impurity
CAT No: SZ-V007035
CAS No: NA
Mol.F. : C18H29NO3 : HCl
Mol.Wt. : 307.4 : 36.5
Inv. Status: Custom Synthesis
SZ-V007035
CAS No:NA
Mol.F.: C18H29NO3 : HCl
Mol.Wt.: 307.4 : 36.5
Inv. Status: Custom Synthesis

Venlafaxine Impurity 4

Picture of Venlafaxine Impurity 4
CAT No: SZ-V007036
CAS No: 19625-79-7
Mol.F. : C11H15NO2
Mol.Wt. : 193.2
Inv. Status: Custom Synthesis
SZ-V007036
CAS No:19625-79-7
Mol.F.: C11H15NO2
Mol.Wt.: 193.2
Inv. Status: Custom Synthesis

Venlafaxine Impurity 5

Picture of Venlafaxine Impurity 5
CAT No: SZ-V007037
CAS No: 1346601-14-6
Mol.F. : C25H35NO3
Mol.Wt. : 397.6
Inv. Status: In Stock
SZ-V007037
CAS No:1346601-14-6
Mol.F.: C25H35NO3
Mol.Wt.: 397.6
Inv. Status: In Stock

Venlafaxine

Picture of Venlafaxine
CAT No: SZ-V007038
CAS No: 93413-69-5
Mol.F. : C17H27NO2
Mol.Wt. : 277.4
Inv. Status: In Stock
Rel. CAS No : 99300-78-4 (HCl salt)
SZ-V007038
CAS No:93413-69-5
Mol.F.: C17H27NO2
Mol.Wt.: 277.4
Inv. Status: In Stock
Rel. CAS No : 99300-78-4 (HCl salt)

Venlafaxine Impurity 6

Picture of Venlafaxine Impurity 6
CAT No: SZ-V007039
CAS No: 2733200-09-2
Mol.F. : C14H17NO2
Mol.Wt. : 231.3
Inv. Status: Custom Synthesis
SZ-V007039
CAS No:2733200-09-2
Mol.F.: C14H17NO2
Mol.Wt.: 231.3
Inv. Status: Custom Synthesis

Venlafaxine EP Impurity D HCl

Picture of Venlafaxine EP Impurity D HCl
CAT No: SZ-V007040
CAS No: 93413-90-2
Mol.F. : C16H25NO2 : HCl
Mol.Wt. : 263.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 149289-30-5 (free base) 
SZ-V007040
CAS No:93413-90-2
Mol.F.: C16H25NO2 : HCl
Mol.Wt.: 263.4 : 36.5
Inv. Status: In Stock
Rel. CAS No : 149289-30-5 (free base) 

Venlafaxine Succinate

Picture of Venlafaxine Succinate
CAT No: SZ-V007041
CAS No: 860399-39-9
Mol.F. : C17H27NO2 : C4H6O4
Mol.Wt. : 277.4 : 118.1
Inv. Status: In Stock
Rel. CAS No : 93413-69-5 (free base) ; 99300-78-4 (HCl salt)
SZ-V007041
CAS No:860399-39-9
Mol.F.: C17H27NO2 : C4H6O4
Mol.Wt.: 277.4 : 118.1
Inv. Status: In Stock
Rel. CAS No : 93413-69-5 (free base) ; 99300-78-4 (HCl salt)

Venlafaxine EP Impurity C

Picture of Venlafaxine EP Impurity C
CAT No: SZ-V007048
CAS No: 93413-77-5
Mol.F. : C15H23NO2
Mol.Wt. : 249.4
Inv. Status: Custom Synthesis
Rel. CAS No : 130198-05-9 (HCl salt)
Rel. CAT No : SZ-V007006,
SZ-V007048
CAS No:93413-77-5
Mol.F.: C15H23NO2
Mol.Wt.: 249.4
Inv. Status: Custom Synthesis
Rel. CAS No : 130198-05-9 (HCl salt)

Venlafaxine Impurity 6

Picture of Venlafaxine Impurity 6
CAT No: SZ-V007049
CAS No: 272788-07-5
Mol.F. : C16H23NO3
Mol.Wt. : 277.4
Inv. Status: Custom Synthesis
SZ-V007049
CAS No:272788-07-5
Mol.F.: C16H23NO3
Mol.Wt.: 277.4
Inv. Status: Custom Synthesis

Venlafaxine Impurity 7

Picture of Venlafaxine Impurity 7
CAT No: SZ-V007050
CAS No: 2641915-09-3
Mol.F. : C15H17NO
Mol.Wt. : 227.3
Inv. Status: Custom Synthesis
SZ-V007050
CAS No:2641915-09-3
Mol.F.: C15H17NO
Mol.Wt.: 227.3
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Venlafaxine D3

Picture of Venlafaxine D3
CAT No: SZ-V007D01
CAS No: 940297-28-9
Mol.F. : C17H24D3NO2
Mol.Wt. : 280.4
Inv. Status: Custom Synthesis
SZ-V007D01
CAS No:940297-28-9
Mol.F.: C17H24D3NO2
Mol.Wt.: 280.4
Inv. Status: Custom Synthesis

Venlafaxine D6

Picture of Venlafaxine D6
CAT No: SZ-V007D02
CAS No: 940297-06-3
Mol.F. : C17H21D6NO2
Mol.Wt. : 283.4
Inv. Status: Custom Synthesis
SZ-V007D02
CAS No:940297-06-3
Mol.F.: C17H21D6NO2
Mol.Wt.: 283.4
Inv. Status: Custom Synthesis

Venlafaxine D10

Picture of Venlafaxine D10
CAT No: SZ-V007D03
CAS No: 940297-16-5
Mol.F. : C17H17D10NO2
Mol.Wt. : 287.5
Inv. Status: Custom Synthesis
SZ-V007D03
CAS No:940297-16-5
Mol.F.: C17H17D10NO2
Mol.Wt.: 287.5
Inv. Status: Custom Synthesis

O-Desmethyl Venlafaxine D6

Picture of O-Desmethyl Venlafaxine D6
CAT No: SZ-V007D04
CAS No: 1062605-69-9
Mol.F. : C16H19D6NO2
Mol.Wt. : 269.4
Inv. Status: Custom Synthesis
SZ-V007D04
CAS No:1062605-69-9
Mol.F.: C16H19D6NO2
Mol.Wt.: 269.4
Inv. Status: Custom Synthesis

O-Desmethyl Venlafaxine D11

Picture of O-Desmethyl Venlafaxine D11
CAT No: SZ-V007D05
CAS No: 1062607-67-3
Mol.F. : C16H14D11NO2
Mol.Wt. : 274.4
Inv. Status: Custom Synthesis
SZ-V007D05
CAS No:1062607-67-3
Mol.F.: C16H14D11NO2
Mol.Wt.: 274.4
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Venlafaxine EP Impurity H

Picture of N-Nitroso Venlafaxine EP Impurity H
CAT No: SZ-V007042
CAS No: NA
Mol.F. : C24H32N2O4
Mol.Wt. : 412.5
Inv. Status: Custom Synthesis
SZ-V007042
CAS No:NA
Mol.F.: C24H32N2O4
Mol.Wt.: 412.5
Inv. Status: Custom Synthesis

N-Nitroso Venlafaxine EP Impurity D

Picture of N-Nitroso Venlafaxine EP Impurity D
CAT No: SZ-V007043
CAS No: NA
Mol.F. : C16H24N2O3
Mol.Wt. : 292.4
Inv. Status: In Stock
SZ-V007043
CAS No:NA
Mol.F.: C16H24N2O3
Mol.Wt.: 292.4
Inv. Status: In Stock

N-Nitroso Venlafaxine Impurity 3

Picture of N-Nitroso Venlafaxine Impurity 3
CAT No: SZ-V007044
CAS No: NA
Mol.F. : C10H14N2O2
Mol.Wt. : 194.2
Inv. Status: Custom Synthesis
SZ-V007044
CAS No:NA
Mol.F.: C10H14N2O2
Mol.Wt.: 194.2
Inv. Status: Custom Synthesis

N-Nitroso Venlafaxine Impurity 4

Picture of N-Nitroso Venlafaxine Impurity 4
CAT No: SZ-V007045
CAS No: NA
Mol.F. : C16H22N2O3
Mol.Wt. : 290.4
Inv. Status: Custom Synthesis
SZ-V007045
CAS No:NA
Mol.F.: C16H22N2O3
Mol.Wt.: 290.4
Inv. Status: Custom Synthesis

N-Nitroso Venlafaxine Impurity 5

Picture of N-Nitroso Venlafaxine Impurity 5
CAT No: SZ-V007046
CAS No: NA
Mol.F. : C16H22N2O2
Mol.Wt. : 274.4
Inv. Status: Custom Synthesis
SZ-V007046
CAS No:NA
Mol.F.: C16H22N2O2
Mol.Wt.: 274.4
Inv. Status: Custom Synthesis

N-Nitroso Venlafaxine Impurity 6

Picture of N-Nitroso Venlafaxine Impurity 6
CAT No: SZ-V007047
CAS No: NA
Mol.F. : C16H24N2O2
Mol.Wt. : 276.4
Inv. Status: Custom Synthesis
SZ-V007047
CAS No:NA
Mol.F.: C16H24N2O2
Mol.Wt.: 276.4
Inv. Status: Custom Synthesis