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Pharmaceutical Reference Standards

Leucine

Picture of Leucine
CAT No: SZ-L091001
CAS No: 61-90-5
Mol.F. : C6H13NO2
Mol.Wt. : 131.2
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-L084002 ; SZ-P095002,
SZ-L091001
CAS No:61-90-5
Mol.F.: C6H13NO2
Mol.Wt.: 131.2
Inv. Status: Custom Synthesis

Leucine EP Impurity A

Picture of Leucine EP Impurity A
CAT No: SZ-L091002
CAS No: 73-32-5
Mol.F. : C6H13NO2
Mol.Wt. : 131.2
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-V001043,
SZ-L091002
CAS No:73-32-5
Mol.F.: C6H13NO2
Mol.Wt.: 131.2
Inv. Status: Custom Synthesis

Leucine EP Impurity B

Picture of Leucine EP Impurity B
CAT No: SZ-L091003
CAS No: 63-68-3
Mol.F. : C5H11NO2S
Mol.Wt. : 149.2
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-M059001 ; SZ-P095003,
SZ-L091003
CAS No:63-68-3
Mol.F.: C5H11NO2S
Mol.Wt.: 149.2
Inv. Status: Custom Synthesis

Leucine EP Impurity D

Picture of Leucine EP Impurity D
CAT No: SZ-L091005
CAS No: 31872-98-7
Mol.F. : C7H15NO2
Mol.Wt. : 145.2
Inv. Status: Custom Synthesis
SZ-L091005
CAS No:31872-98-7
Mol.F.: C7H15NO2
Mol.Wt.: 145.2
Inv. Status: Custom Synthesis

Leucine EP Impurity E

Picture of Leucine EP Impurity E
CAT No: SZ-L091006
CAS No: 53940-83-3
Mol.F. : C6H13NO2
Mol.Wt. : 131.2
Inv. Status: Custom Synthesis
SZ-L091006
CAS No:53940-83-3
Mol.F.: C6H13NO2
Mol.Wt.: 131.2
Inv. Status: Custom Synthesis

Fmoc-β-Ala-OH

Picture of Fmoc-β-Ala-OH
CAT No: SZ-L091007
CAS No: 35737-10-1
Mol.F. : C18H17NO4
Mol.Wt. : 311.3
Inv. Status: Custom Synthesis
SZ-L091007
CAS No:35737-10-1
Mol.F.: C18H17NO4
Mol.Wt.: 311.3
Inv. Status: Custom Synthesis

Fmoc-Ala-OH

Picture of Fmoc-Ala-OH
CAT No: SZ-L091008
CAS No: 35661-39-3
Mol.F. : C18H17NO4
Mol.Wt. : 311.3
Inv. Status: Custom Synthesis
SZ-L091008
CAS No:35661-39-3
Mol.F.: C18H17NO4
Mol.Wt.: 311.3
Inv. Status: Custom Synthesis

N-Fmoc-D-leucine

Picture of N-Fmoc-D-leucine
CAT No: SZ-L091009
CAS No: 114360-54-2
Mol.F. : C21H23NO4
Mol.Wt. : 353.4
Inv. Status: Custom Synthesis
SZ-L091009
CAS No:114360-54-2
Mol.F.: C21H23NO4
Mol.Wt.: 353.4
Inv. Status: Custom Synthesis

D-Proline-N-Fmoc

Picture of D-Proline-N-Fmoc
CAT No: SZ-L091010
CAS No: 101555-62-8
Mol.F. : C20H19NO4
Mol.Wt. : 337.4
Inv. Status: Custom Synthesis
SZ-L091010
CAS No:101555-62-8
Mol.F.: C20H19NO4
Mol.Wt.: 337.4
Inv. Status: Custom Synthesis

Fmoc-D-Ser(tBu)-OH

Picture of Fmoc-D-Ser(tBu)-OH
CAT No: SZ-L091011
CAS No: 128107-47-1
Mol.F. : C22H25NO5
Mol.Wt. : 383.4
Inv. Status: Custom Synthesis
SZ-L091011
CAS No:128107-47-1
Mol.F.: C22H25NO5
Mol.Wt.: 383.4
Inv. Status: Custom Synthesis

L-tert-Leucine

Picture of L-tert-Leucine
CAT No: SZ-L091012
CAS No: 20859-02-3
Mol.F. : C6H13NO2
Mol.Wt. : 131.2
Inv. Status: In Stock
SZ-L091012
CAS No:20859-02-3
Mol.F.: C6H13NO2
Mol.Wt.: 131.2
Inv. Status: In Stock

Leucine Impurity 6

Picture of Leucine Impurity 6
CAT No: SZ-L091013
CAS No: 22146-59-4
Mol.F. : C8H15NO3
Mol.Wt. : 173.2
Inv. Status: In Stock
SZ-L091013
CAS No:22146-59-4
Mol.F.: C8H15NO3
Mol.Wt.: 173.2
Inv. Status: In Stock

Fmoc-Ala-OMe

Picture of Fmoc-Ala-OMe
CAT No: SZ-L091014
CAS No: 146346-88-5
Mol.F. : C19H19NO4
Mol.Wt. : 325.4
Inv. Status: Custom Synthesis
SZ-L091014
CAS No:146346-88-5
Mol.F.: C19H19NO4
Mol.Wt.: 325.4
Inv. Status: Custom Synthesis

Leucine Impurity 8

Picture of Leucine Impurity 8
CAT No: SZ-L091015
CAS No: 117402-82-1
Mol.F. : C20H21NO4
Mol.Wt. : 339.4
Inv. Status: Custom Synthesis
SZ-L091015
CAS No:117402-82-1
Mol.F.: C20H21NO4
Mol.Wt.: 339.4
Inv. Status: Custom Synthesis

Leucine Impurity 9

Picture of Leucine Impurity 9
CAT No: SZ-L091016
CAS No: 71953-00-9
Mol.F. : C22H25NO4
Mol.Wt. : 367.4
Inv. Status: Custom Synthesis
SZ-L091016
CAS No:71953-00-9
Mol.F.: C22H25NO4
Mol.Wt.: 367.4
Inv. Status: Custom Synthesis

Leucine Impurity 10

Picture of Leucine Impurity 10
CAT No: SZ-L091017
CAS No: 1185984-34-2
Mol.F. : C21H23NO4
Mol.Wt. : 353.4
Inv. Status: Custom Synthesis
SZ-L091017
CAS No:1185984-34-2
Mol.F.: C21H23NO4
Mol.Wt.: 353.4
Inv. Status: Custom Synthesis

[Leu5]-Enkephalin

Picture of [Leu5]-Enkephalin
CAT No: SZ-L091019
CAS No: 58822-25-6
Mol.F. : C28H37N5O7
Mol.Wt. : 555.6
Inv. Status: Custom Synthesis
SZ-L091019
CAS No:58822-25-6
Mol.F.: C28H37N5O7
Mol.Wt.: 555.6
Inv. Status: Custom Synthesis

Fmoc-Beta-Ala-Ile-OH

Picture of Fmoc-Beta-Ala-Ile-OH
CAT No: SZ-L091020
CAS No: 2171270-66-7
Mol.F. : C24H28N2O5
Mol.Wt. : 424.5
Inv. Status: Custom Synthesis
SZ-L091020
CAS No:2171270-66-7
Mol.F.: C24H28N2O5
Mol.Wt.: 424.5
Inv. Status: Custom Synthesis

Fmoc-Beta-Ala-Val-OH

Picture of Fmoc-Beta-Ala-Val-OH
CAT No: SZ-L091021
CAS No: 2171152-91-1
Mol.F. : C23H26N2O5
Mol.Wt. : 410.5
Inv. Status: Custom Synthesis
SZ-L091021
CAS No:2171152-91-1
Mol.F.: C23H26N2O5
Mol.Wt.: 410.5
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Leucine Impurity

Picture of N-Nitroso Leucine Impurity
CAT No: SZ-L091018
CAS No: 78814-91-2
Mol.F. : C8H14N2O4
Mol.Wt. : 202.2
Inv. Status: Custom Synthesis
SZ-L091018
CAS No:78814-91-2
Mol.F.: C8H14N2O4
Mol.Wt.: 202.2
Inv. Status: Custom Synthesis