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Pharmaceutical Reference Standards

Remifentanil EP Impurity A

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CAT No: SZ-R078002
CAS No: 72996-78-2
Mol.F. : C16H22N2O3
Mol.Wt. : 290.4
Inv. Status: Custom Synthesis
Rel. CAS No : 61085-87-8 (HCl salt)
SZ-R078002
CAS No:72996-78-2
Mol.F.: C16H22N2O3
Mol.Wt.: 290.4
Inv. Status: Custom Synthesis
Rel. CAS No : 61085-87-8 (HCl salt)

Remifentanil EP Impurity B

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CAT No: SZ-R078003
CAS No: 1332691-33-4
Mol.F. : C19H26N2O5
Mol.Wt. : 362.4
Inv. Status: Custom Synthesis
Rel. CAS No : 1332585-86-0 (HCl salt)
SZ-R078003
CAS No:1332691-33-4
Mol.F.: C19H26N2O5
Mol.Wt.: 362.4
Inv. Status: Custom Synthesis
Rel. CAS No : 1332585-86-0 (HCl salt)

Remifentanil EP Impurity C

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CAT No: SZ-R078004
CAS No: 132875-68-4
Mol.F. : C19H26N2O5
Mol.Wt. : 362.4
Inv. Status: Custom Synthesis
Rel. CAS No : 132875-69-5 (TFA salt)
SZ-R078004
CAS No:132875-68-4
Mol.F.: C19H26N2O5
Mol.Wt.: 362.4
Inv. Status: Custom Synthesis
Rel. CAS No : 132875-69-5 (TFA salt)

Remifentanil EP Impurity D

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CAT No: SZ-R078005
CAS No: 2512217-98-8
Mol.F. : C21H30N2O5
Mol.Wt. : 390.5
Inv. Status: Custom Synthesis
SZ-R078005
CAS No:2512217-98-8
Mol.F.: C21H30N2O5
Mol.Wt.: 390.5
Inv. Status: Custom Synthesis

Remifentanil EP Impurity E

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CAT No: SZ-R078006
CAS No: 2518277-19-3
Mol.F. : C23H32N2O6
Mol.Wt. : 432.5
Inv. Status: Custom Synthesis
SZ-R078006
CAS No:2518277-19-3
Mol.F.: C23H32N2O6
Mol.Wt.: 432.5
Inv. Status: Custom Synthesis

Remifentanil EP Impurity F

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CAT No: SZ-R078007
CAS No: 61085-72-1
Mol.F. : C23H28N2O3
Mol.Wt. : 380.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2749504-78-5 (HCl salt) ; 61085-73-2 (oxalate salt)
SZ-R078007
CAS No:61085-72-1
Mol.F.: C23H28N2O3
Mol.Wt.: 380.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2749504-78-5 (HCl salt) ; 61085-73-2 (oxalate salt)

Remifentanil EP Impurity G

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CAT No: SZ-R078008
CAS No: 968-86-5
Mol.F. : C19H21N3
Mol.Wt. : 291.4
Inv. Status: Custom Synthesis
Rel. CAS No : 130820-24-5 (HCl salt)
SZ-R078008
CAS No:968-86-5
Mol.F.: C19H21N3
Mol.Wt.: 291.4
Inv. Status: Custom Synthesis
Rel. CAS No : 130820-24-5 (HCl salt)

Remifentanil EP Impurity H

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CAT No: SZ-R078009
CAS No: 1096-03-3
Mol.F. : C19H23N3O
Mol.Wt. : 309.4
Inv. Status: Custom Synthesis
SZ-R078009
CAS No:1096-03-3
Mol.F.: C19H23N3O
Mol.Wt.: 309.4
Inv. Status: Custom Synthesis

Remifentanil EP Impurity J

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CAT No: SZ-R078010
CAS No: 61085-60-7
Mol.F. : C20H24N2O2
Mol.Wt. : 324.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2602346-76-7 (Oxalate salt)
SZ-R078010
CAS No:61085-60-7
Mol.F.: C20H24N2O2
Mol.Wt.: 324.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2602346-76-7 (Oxalate salt)

Remifentanil EP Impurity K

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CAT No: SZ-R078011
CAS No: 59708-50-8
Mol.F. : C17H24N2O3
Mol.Wt. : 304.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2748623-59-6 (HCl salt) ; 61086-27-9 (oxalate salt)
SZ-R078011
CAS No:59708-50-8
Mol.F.: C17H24N2O3
Mol.Wt.: 304.4
Inv. Status: Custom Synthesis
Rel. CAS No : 2748623-59-6 (HCl salt) ; 61086-27-9 (oxalate salt)

Remifentanil EP Impurity L

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CAT No: SZ-R078012
CAS No: 2518276-69-0
Mol.F. : C19H25N3O3
Mol.Wt. : 343.4
Inv. Status: Custom Synthesis
SZ-R078012
CAS No:2518276-69-0
Mol.F.: C19H25N3O3
Mol.Wt.: 343.4
Inv. Status: Custom Synthesis

Remifentanil EP Impurity M

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CAT No: SZ-R078013
CAS No: 938184-94-2
Mol.F. : C16H21N3O2
Mol.Wt. : 287.4
Inv. Status: Custom Synthesis
SZ-R078013
CAS No:938184-94-2
Mol.F.: C16H21N3O2
Mol.Wt.: 287.4
Inv. Status: Custom Synthesis

Remifentanil EP Impurity N

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CAT No: SZ-R078014
CAS No: 960122-89-8
Mol.F. : C19H25N3O3
Mol.Wt. : 343.4
Inv. Status: Custom Synthesis
SZ-R078014
CAS No:960122-89-8
Mol.F.: C19H25N3O3
Mol.Wt.: 343.4
Inv. Status: Custom Synthesis

Remifentanil EP Impurity O

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CAT No: SZ-R078015
CAS No: 620-71-3
Mol.F. : C9H11NO
Mol.Wt. : 149.2
Inv. Status: Custom Synthesis
Rel. CAS No : 860445-95-0 (HCl salt) ; 56935-99-0 (potassium salt)
SZ-R078015
CAS No:620-71-3
Mol.F.: C9H11NO
Mol.Wt.: 149.2
Inv. Status: Custom Synthesis
Rel. CAS No : 860445-95-0 (HCl salt) ; 56935-99-0 (potassium salt)