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Pharmaceutical Reference Standards

Leuprolide Mesylate

Picture of Leuprolide Mesylate
CAT No: SZ-L066001
CAS No: 944347-41-5
Mol.F. : C59H84N16O12 : CH4O3S
Mol.Wt. : 1209.4 : 96.1
Inv. Status: Custom Synthesis
Rel. CAS No : 53714-56-0 (free base) ; 74381-53-6 (Acetate salt)
SZ-L066001
CAS No:944347-41-5
Mol.F.: C59H84N16O12 : CH4O3S
Mol.Wt.: 1209.4 : 96.1
Inv. Status: Custom Synthesis
Rel. CAS No : 53714-56-0 (free base) ; 74381-53-6 (Acetate salt)

Leuprolide Acetate EP Impurity D

Picture of Leuprolide Acetate EP Impurity D
CAT No: SZ-L066002
CAS No: 1926163-25-8
Mol.F. : C61H86N16O13
Mol.Wt. : 1251.5
Inv. Status: In Stock
SZ-L066002
CAS No:1926163-25-8
Mol.F.: C61H86N16O13
Mol.Wt.: 1251.5
Inv. Status: In Stock

Leuprolide Acetate EP Impurity E

Picture of Leuprolide Acetate EP Impurity E
CAT No: SZ-L066003
CAS No: 1926163-23-6
Mol.F. : C59H84N16O12
Mol.Wt. : 1209.4
Inv. Status: In Stock
SZ-L066003
CAS No:1926163-23-6
Mol.F.: C59H84N16O12
Mol.Wt.: 1209.4
Inv. Status: In Stock

Leuprolide Acetate EP Impurity F

Picture of Leuprolide Acetate EP Impurity F
CAT No: SZ-L066004
CAS No: 1872435-00-1
Mol.F. : C59H84N16O12
Mol.Wt. : 1209.4
Inv. Status: In Stock
SZ-L066004
CAS No:1872435-00-1
Mol.F.: C59H84N16O12
Mol.Wt.: 1209.4
Inv. Status: In Stock

Leuprolide Acetate EP Impurity H

Picture of Leuprolide Acetate EP Impurity H
CAT No: SZ-L066005
CAS No: 112710-58-4
Mol.F. : C59H84N16O12
Mol.Wt. : 1209.4
Inv. Status: In Stock
SZ-L066005
CAS No:112710-58-4
Mol.F.: C59H84N16O12
Mol.Wt.: 1209.4
Inv. Status: In Stock

D-Trp3 Leuprolide

Picture of D-Trp3 Leuprolide
CAT No: SZ-L066006
CAS No: NA
Mol.F. : C59H84N16O12 : n(C2H4O2)
Mol.Wt. : 1209.4 : n(60.1)
Inv. Status: Custom Synthesis
SZ-L066006
CAS No:NA
Mol.F.: C59H84N16O12 : n(C2H4O2)
Mol.Wt.: 1209.4 : n(60.1)
Inv. Status: Custom Synthesis

D-Ser-Leuprolide

Picture of D-Ser-Leuprolide
CAT No: SZ-L066007
CAS No: NA
Mol.F. : C59H84N16O12 : n(C2H4O2)
Mol.Wt. : 1209.4: n(60.1)
Inv. Status: Custom Synthesis
Rel. CAS No : 62621-13-0 (free base)
SZ-L066007
CAS No:NA
Mol.F.: C59H84N16O12 : n(C2H4O2)
Mol.Wt.: 1209.4: n(60.1)
Inv. Status: Custom Synthesis
Rel. CAS No : 62621-13-0 (free base)

L-Leu6-Leuprolide

Picture of L-Leu6-Leuprolide
CAT No: SZ-L066008
CAS No: NA
Mol.F. : C59H84N16O12 : n(C2H4O2)
Mol.Wt. : 1209.4: n(60.1)
Inv. Status: In Stock
Rel. CAS No : 54785-87-4 (free base)
SZ-L066008
CAS No:NA
Mol.F.: C59H84N16O12 : n(C2H4O2)
Mol.Wt.: 1209.4: n(60.1)
Inv. Status: In Stock
Rel. CAS No : 54785-87-4 (free base)

Leuprolide Acetate

Picture of Leuprolide Acetate
CAT No: SZ-L066009
CAS No: 74381-53-6
Mol.F. : C59H84N16O12 : C2H4O2
Mol.Wt. : 1209.4 : 60.1
Inv. Status: Custom Synthesis
Rel. CAS No : 53714-56-0 (free base)
SZ-L066009
CAS No:74381-53-6
Mol.F.: C59H84N16O12 : C2H4O2
Mol.Wt.: 1209.4 : 60.1
Inv. Status: Custom Synthesis
Rel. CAS No : 53714-56-0 (free base)

5-9-Leuprolide

Picture of 5-9-Leuprolide
CAT No: SZ-L066010
CAS No: 129244-90-2
Mol.F. : C34H57N9O6
Mol.Wt. : 687.9
Inv. Status: Custom Synthesis
SZ-L066010
CAS No:129244-90-2
Mol.F.: C34H57N9O6
Mol.Wt.: 687.9
Inv. Status: Custom Synthesis

(D-His2)-Leuprolide

Picture of (D-His2)-Leuprolide
CAT No: SZ-L066011
CAS No: NA
Mol.F. : C59H84N16O12 : C2HF3O2
Mol.Wt. : 1209.4 : 114.0
Inv. Status: Custom Synthesis
Rel. CAS No : 112642-11-2 (free base)
SZ-L066011
CAS No:NA
Mol.F.: C59H84N16O12 : C2HF3O2
Mol.Wt.: 1209.4 : 114.0
Inv. Status: Custom Synthesis
Rel. CAS No : 112642-11-2 (free base)

Leuprolide Acetate EP Impurity G 

Picture of Leuprolide Acetate EP Impurity G 
CAT No: SZ-L066012
CAS No: NA
Mol.F. : C59H84N16O12 : C2HF3O2
Mol.Wt. : 1209.4 : 114.0
Inv. Status: In Stock
Rel. CAS No : 112710-57-3 (Free base)
SZ-L066012
CAS No:NA
Mol.F.: C59H84N16O12 : C2HF3O2
Mol.Wt.: 1209.4 : 114.0
Inv. Status: In Stock
Rel. CAS No : 112710-57-3 (Free base)

Des-1,2,3-Leuprolide Impurity

Picture of Des-1,2,3-Leuprolide Impurity
CAT No: SZ-L066013
CAS No: NA
Mol.F. : C37H62N10O8
Mol.Wt. : 775.0
Inv. Status: Custom Synthesis
SZ-L066013
CAS No:NA
Mol.F.: C37H62N10O8
Mol.Wt.: 775.0
Inv. Status: Custom Synthesis

Leuprolide Impurity 1

Picture of Leuprolide Impurity 1
CAT No: SZ-L066014
CAS No: NA
Mol.F. : C22H24N6O5
Mol.Wt. : 452.5
Inv. Status: Custom Synthesis
SZ-L066014
CAS No:NA
Mol.F.: C22H24N6O5
Mol.Wt.: 452.5
Inv. Status: Custom Synthesis

Des-Pyr-Leuprolide

Picture of Des-Pyr-Leuprolide
CAT No: SZ-L066015
CAS No: NA
Mol.F. : C54H79N15O10
Mol.Wt. : 1098.3
Inv. Status: Custom Synthesis
SZ-L066015
CAS No:NA
Mol.F.: C54H79N15O10
Mol.Wt.: 1098.3
Inv. Status: Custom Synthesis

D-Trp-Leuprolide

Picture of D-Trp-Leuprolide
CAT No: SZ-L066016
CAS No: NA
Mol.F. : C59H84N16O12
Mol.Wt. : 1209.4
Inv. Status: Custom Synthesis
SZ-L066016
CAS No:NA
Mol.F.: C59H84N16O12
Mol.Wt.: 1209.4
Inv. Status: Custom Synthesis

Leuprolide Impurity 2

Picture of Leuprolide Impurity 2
CAT No: SZ-L066017
CAS No: NA
Mol.F. : C62H88N16O14
Mol.Wt. : 1281.5
Inv. Status: Custom Synthesis
SZ-L066017
CAS No:NA
Mol.F.: C62H88N16O14
Mol.Wt.: 1281.5
Inv. Status: Custom Synthesis

Leuprolide Acetate Impurity I

Picture of Leuprolide Acetate Impurity I
CAT No: SZ-L066018
CAS No: NA
Mol.F. : C59H84N16O12 : 2(C2HF3O2)
Mol.Wt. : 1209.4 : 2(114.0)
Inv. Status: In Stock
SZ-L066018
CAS No:NA
Mol.F.: C59H84N16O12 : 2(C2HF3O2)
Mol.Wt.: 1209.4 : 2(114.0)
Inv. Status: In Stock

Leuprolide Acetate Impurity J

Picture of Leuprolide Acetate Impurity J
CAT No: SZ-L066019
CAS No: NA
Mol.F. : C62H85N17O12
Mol.Wt. : 1260.5
Inv. Status: Custom Synthesis
SZ-L066019
CAS No:NA
Mol.F.: C62H85N17O12
Mol.Wt.: 1260.5
Inv. Status: Custom Synthesis

Leuprolide Acetate Impurity K

Picture of Leuprolide Acetate Impurity K
CAT No: SZ-L066020
CAS No: NA
Mol.F. : C59H82N16O11
Mol.Wt. : 1191.4
Inv. Status: Custom Synthesis
SZ-L066020
CAS No:NA
Mol.F.: C59H82N16O11
Mol.Wt.: 1191.4
Inv. Status: Custom Synthesis

Leuprolide Impurity 3

Picture of Leuprolide Impurity 3
CAT No: SZ-L066021
CAS No: NA
Mol.F. : C61H86N16O14
Mol.Wt. : 1267.5
Inv. Status: Custom Synthesis
SZ-L066021
CAS No:NA
Mol.F.: C61H86N16O14
Mol.Wt.: 1267.5
Inv. Status: Custom Synthesis

Leuprolide Impurity 4

Picture of Leuprolide Impurity 4
CAT No: SZ-L066022
CAS No: 267878-61-5
Mol.F. : C56H79N15O10
Mol.Wt. : 1122.3
Inv. Status: Custom Synthesis
SZ-L066022
CAS No:267878-61-5
Mol.F.: C56H79N15O10
Mol.Wt.: 1122.3
Inv. Status: Custom Synthesis

Leuprolide Impurity 5

Picture of Leuprolide Impurity 5
CAT No: SZ-L066023
CAS No: 52434-75-0
Mol.F. : C34H38N8O9
Mol.Wt. : 702.7
Inv. Status: Custom Synthesis
SZ-L066023
CAS No:52434-75-0
Mol.F.: C34H38N8O9
Mol.Wt.: 702.7
Inv. Status: Custom Synthesis

Leuprolide Impurity 6

Picture of Leuprolide Impurity 6
CAT No: SZ-L066024
CAS No: 112642-14-5
Mol.F. : C52H72N14O12
Mol.Wt. : 1085.2
Inv. Status: Custom Synthesis
SZ-L066024
CAS No:112642-14-5
Mol.F.: C52H72N14O12
Mol.Wt.: 1085.2
Inv. Status: Custom Synthesis

Stable Isotopes and Metabolites

Leuprolide-d5 Acetate

Picture of Leuprolide-d5 Acetate
CAT No: SZ-L066D01
CAS No: NA
Mol.F. : C59H79D5N16O12 : C2H4O2
Mol.Wt. : 1214.5 : 60.1
Inv. Status: Custom Synthesis
Rel. CAS No : 74381-53-6 (Unlabelled)
SZ-L066D01
CAS No:NA
Mol.F.: C59H79D5N16O12 : C2H4O2
Mol.Wt.: 1214.5 : 60.1
Inv. Status: Custom Synthesis
Rel. CAS No : 74381-53-6 (Unlabelled)

Leuprolide-d10 Trifluoroacetic Acid Salt

Picture of Leuprolide-d10 Trifluoroacetic Acid Salt
CAT No: SZ-L066D02
CAS No: NA
Mol.F. : C59H74D10N16O12 : C2HF3O2
Mol.Wt. : 1219.5 : 114.0
Inv. Status: Custom Synthesis
Rel. CAS No : 2240176-38-7 (Unlabelled)
SZ-L066D02
CAS No:NA
Mol.F.: C59H74D10N16O12 : C2HF3O2
Mol.Wt.: 1219.5 : 114.0
Inv. Status: Custom Synthesis
Rel. CAS No : 2240176-38-7 (Unlabelled)