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Pharmaceutical Reference Standards

Fentanyl EP Impurity A

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CAT No: SZ-F072002
CAS No: 1233011-07-8
Mol.F. : C22H28N2O2
Mol.Wt. : 352.5
Inv. Status: Custom Synthesis
SZ-F072002
CAS No:1233011-07-8
Mol.F.: C22H28N2O2
Mol.Wt.: 352.5
Inv. Status: Custom Synthesis

Fentanyl EP Impurity B

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CAT No: SZ-F072003
CAS No: 1609-66-1
Mol.F. : C14H20N2O
Mol.Wt. : 232.3
Inv. Status: Custom Synthesis
Rel. CAS No : 22352-81-4 (HCl salt) ; 1211527-24-0 (Oxalate salt) ; 1628111-00-1 (Hydrate salt)
SZ-F072003
CAS No:1609-66-1
Mol.F.: C14H20N2O
Mol.Wt.: 232.3
Inv. Status: Custom Synthesis
Rel. CAS No : 22352-81-4 (HCl salt) ; 1211527-24-0 (Oxalate salt) ; 1628111-00-1 (Hydrate salt)

Fentanyl EP Impurity C

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CAT No: SZ-F072004
CAS No: 3258-84-2
Mol.F. : C21H26N2O
Mol.Wt. : 322.5
Inv. Status: Custom Synthesis
Rel. CAS No : 117332-89-5 (HCl salt) ; 1638689-63-0 (Citrate salt)
SZ-F072004
CAS No:3258-84-2
Mol.F.: C21H26N2O
Mol.Wt.: 322.5
Inv. Status: Custom Synthesis
Rel. CAS No : 117332-89-5 (HCl salt) ; 1638689-63-0 (Citrate salt)

Fentanyl EP Impurity D

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CAT No: SZ-F072005
CAS No: 21409-26-7
Mol.F. : C19H24N2
Mol.Wt. : 280.4
Inv. Status: Custom Synthesis
Rel. CAS No : 24775-76-6 (2HCl salt)
SZ-F072005
CAS No:21409-26-7
Mol.F.: C19H24N2
Mol.Wt.: 280.4
Inv. Status: Custom Synthesis
Rel. CAS No : 24775-76-6 (2HCl salt)

Fentanyl EP Impurity E

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CAT No: SZ-F072006
CAS No: 100-52-7
Mol.F. : C7H6O
Mol.Wt. : 106.1
Inv. Status: Custom Synthesis
SZ-F072006
CAS No:100-52-7
Mol.F.: C7H6O
Mol.Wt.: 106.1
Inv. Status: Custom Synthesis

Fentanyl EP Impurity F

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CAT No: SZ-F072007
CAS No: 62-53-3
Mol.F. : C6H7N
Mol.Wt. : 93.1
Inv. Status: Custom Synthesis
Rel. CAS No : 142-04-1 (HCl salt) ; 542-11-0 (HBr salt)
SZ-F072007
CAS No:62-53-3
Mol.F.: C6H7N
Mol.Wt.: 93.1
Inv. Status: Custom Synthesis
Rel. CAS No : 142-04-1 (HCl salt) ; 542-11-0 (HBr salt)

Fentanyl EP Impurity G

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CAT No: SZ-F072008
CAS No: 620-71-3
Mol.F. : C9H11NO
Mol.Wt. : 149.2
Inv. Status: Custom Synthesis
SZ-F072008
CAS No:620-71-3
Mol.F.: C9H11NO
Mol.Wt.: 149.2
Inv. Status: Custom Synthesis

Fentanyl EP Impurity H

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CAT No: SZ-F072009
CAS No: NA
Mol.F. : C22H27ClN2O
Mol.Wt. : 370.9
Inv. Status: Custom Synthesis
SZ-F072009
CAS No:NA
Mol.F.: C22H27ClN2O
Mol.Wt.: 370.9
Inv. Status: Custom Synthesis

Fentanyl EP Impurity I

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CAT No: SZ-F072010
CAS No: 23056-29-3
Mol.F. : C11H16N2
Mol.Wt. : 176.3
Inv. Status: Custom Synthesis
Rel. CAS No : 1193388-65-6 (HCl salt) ; 24775-80-2 (HBr salt) ; 99918-43-1 (2HCl salt) ; 24998-99-0 (2HBr salt)
SZ-F072010
CAS No:23056-29-3
Mol.F.: C11H16N2
Mol.Wt.: 176.3
Inv. Status: Custom Synthesis
Rel. CAS No : 1193388-65-6 (HCl salt) ; 24775-80-2 (HBr salt) ; 99918-43-1 (2HCl salt) ; 24998-99-0 (2HBr salt)

Fentanyl EP Impurity J

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CAT No: SZ-F072011
CAS No: 1155-56-2
Mol.F. : C18H22N2
Mol.Wt. : 266.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2703218-27-1 (HCl salt) ; 24775-68-6 (2HCl salt)
SZ-F072011
CAS No:1155-56-2
Mol.F.: C18H22N2
Mol.Wt.: 266.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2703218-27-1 (HCl salt) ; 24775-68-6 (2HCl salt)

Fentanyl EP Impurity K

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CAT No: SZ-F072012
CAS No: 1474-02-8
Mol.F. : C21H26N2O
Mol.Wt. : 322.5
Inv. Status: Custom Synthesis
Rel. CAS No : 5156-58-1 (HCl salt) ; 690272-31-2 (Oxalate salt)
SZ-F072012
CAS No:1474-02-8
Mol.F.: C21H26N2O
Mol.Wt.: 322.5
Inv. Status: Custom Synthesis
Rel. CAS No : 5156-58-1 (HCl salt) ; 690272-31-2 (Oxalate salt)

Fentanyl EP Impurity L

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CAT No: SZ-F072013
CAS No: 103-63-9
Mol.F. : C8H9Br
Mol.Wt. : 185.1
Inv. Status: Custom Synthesis
SZ-F072013
CAS No:103-63-9
Mol.F.: C8H9Br
Mol.Wt.: 185.1
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Fentanyl Impurity 1

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CAT No: SZ-F072014
CAS No: NA
Mol.F. : C11H15N3O
Mol.Wt. : 205.3
Inv. Status: Under Synthesis
Rel. CAS No : 24775-76-6 (2HCl salt)
SZ-F072014
CAS No:NA
Mol.F.: C11H15N3O
Mol.Wt.: 205.3
Inv. Status: Under Synthesis
Rel. CAS No : 24775-76-6 (2HCl salt)

N-Nitroso Fentanyl Impurity 2

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CAT No: SZ-F072015
CAS No: NA
Mol.F. : C11H15N3O
Mol.Wt. : 205.3
Inv. Status: Under Synthesis
SZ-F072015
CAS No:NA
Mol.F.: C11H15N3O
Mol.Wt.: 205.3
Inv. Status: Under Synthesis

N-Nitroso Fentanyl Impurity 3

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CAT No: SZ-F072016
CAS No: NA
Mol.F. : C11H14N4O2
Mol.Wt. : 234.3
Inv. Status: In Stock
SZ-F072016
CAS No:NA
Mol.F.: C11H14N4O2
Mol.Wt.: 234.3
Inv. Status: In Stock

N-Nitroso Fentanyl EP Impurity B

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CAT No: SZ-F072017
CAS No: NA
Mol.F. : C14H19N3O2
Mol.Wt. : 261.3
Inv. Status: In Stock
SZ-F072017
CAS No:NA
Mol.F.: C14H19N3O2
Mol.Wt.: 261.3
Inv. Status: In Stock

N-Nitroso Fentanyl EP Impurity J

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CAT No: SZ-F072018
CAS No: 1184873-13-9
Mol.F. : C18H21N3O
Mol.Wt. : 295.4
Inv. Status: In Stock
SZ-F072018
CAS No:1184873-13-9
Mol.F.: C18H21N3O
Mol.Wt.: 295.4
Inv. Status: In Stock

N-Nitroso Fentanyl EP Impurity D

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CAT No: SZ-F072019
CAS No: 1184873-14-0
Mol.F. : C19H23N3O
Mol.Wt. : 309.4
Inv. Status: Out of Stock
SZ-F072019
CAS No:1184873-14-0
Mol.F.: C19H23N3O
Mol.Wt.: 309.4
Inv. Status: Out of Stock