Levomefolate Impurities

Levomefolate Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Levomefolate, pharmacopeial and non-pharmacopeial Levomefolate impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Levomefolate impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Levomefolate-related products are thoroughly characterized. Levomefolate products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Dicalcium D,L-5-Methyltetrahydrofolate

SZ CAT No:	: SZ-L073015
CAS No	: 1448790-00-8
Mol.F.	: C20H23N7O62 : 2(Ca)
Mol.Wt.	: 457.4 : 2(40.1)
Inv. Status	: In Stock
Rel. CAS No	: 134-35-0 (free base) ; 26560-38-3 (calcium salt)

Levomefolate

SZ CAT No:	: SZ-L073001
CAS No	: 31690-09-2
Mol.F.	: C20H25N7O6
Mol.Wt.	: 459.5
Inv. Status	: In Stock, 3-4 days for Dispatch
Rel. CAS No	: 151533-22-1(Calcium Salt) ; 1181972-37-1 (Glucosamine salt)

Levomefolate Calcium

SZ CAT No:	: SZ-L073016
CAS No	: 151533-22-1
Mol.F.	: C20H23N7O6 : Ca
Mol.Wt.	: 457.4 : 40.1
Inv. Status	: In Stock
Rel. CAS No	: 31690-09-2 (Free base) ; 1181972-37-1 (Glucosamine salt)

Mefox

SZ CAT No:	: SZ-L073002
CAS No	: 79573-48-1
Mol.F.	: C20H23N7O7
Mol.Wt.	: 473.4
Inv. Status	: In Stock

Levomefolate Glucosamine

SZ CAT No:	: SZ-L073017
CAS No	: 1181972-37-1
Mol.F.	: C20H25N7O6 : 2(C6H13NO5)
Mol.Wt.	: 459.5 : 2(179.2)
Inv. Status	: Custom Synthesis
Rel. CAS No	: 31690-09-2 (Free base) ; 151533-22-1 (calcium salt)

Levomefolate Impurity 1

SZ CAT No:	: SZ-L073003
CAS No	: 31690-08-1
Mol.F.	: C20H25N7O6
Mol.Wt.	: 459.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 301298-88-4 (Ca salt)

Levomefolate Impurity 2

SZ CAT No:	: SZ-L073004
CAS No	: NA
Mol.F.	: C15H18N6O3
Mol.Wt.	: 330.3
Inv. Status	: Custom Synthesis

Levomefolate Impurity 3

SZ CAT No:	: SZ-L073008
CAS No	: NA
Mol.F.	: C21H27N7O6
Mol.Wt.	: 473.5
Inv. Status	: Custom Synthesis

Levomefolate Impurity 5

SZ CAT No:	: SZ-L073013
CAS No	: NA
Mol.F.	: C20H23N7O6 : Ca
Mol.Wt.	: 457.4 : 40.1
Inv. Status	: Custom Synthesis

Levomefolate Impurity 6

SZ CAT No:	: SZ-L073014
CAS No	: NA
Mol.F.	: C20H21N7O7 : Ca
Mol.Wt.	: 471.4 : 40.1
Inv. Status	: Custom Synthesis
Rel. CAS No	: 2305206-68-0 (free base)

Levomefolate Impurity 7

SZ CAT No:	: SZ-L073018
CAS No	: NA
Mol.F.	: C20H23N7O6
Mol.Wt.	: 457.4
Inv. Status	: Custom Synthesis

Levomefolate Impurity 8

SZ CAT No:	: SZ-L073019
CAS No	: NA
Mol.F.	: C20H23N7O7
Mol.Wt.	: 473.4
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

Dinitroso L-5 methyltetrahydrofolate calcium

SZ CAT No:	: SZ-L073007
CAS No	: NA
Mol.F.	: C20H21N9O8 : Ca
Mol.Wt.	: 515.4 : 40.1
Inv. Status	: Custom Synthesis

Levomefolate Nitroso Impurity 4

SZ CAT No:	: SZ-L073021
CAS No	: NA
Mol.F.	: C20H24N8O7
Mol.Wt.	: 488.5
Inv. Status	: Custom Synthesis

Mononitroso Methyltetrahydrofolate

SZ CAT No:	: SZ-L073005
CAS No	: NA
Mol.F.	: C20H22N8O7 : Ca
Mol.Wt.	: 486.4 : 40.1
Inv. Status	: Custom Synthesis

Levomefolate Nitroso Impurity 1

SZ CAT No:	: SZ-L073009
CAS No	: NA
Mol.F.	: C20H24N8O7
Mol.Wt.	: 488.5
Inv. Status	: Inquire

Levomefolate Nitroso Impurity 2

SZ CAT No:	: SZ-L073010
CAS No	: NA
Mol.F.	: C20H23N9O8
Mol.Wt.	: 517.5
Inv. Status	: Inquire
Rel. CAT No	: SZ-F041019 ,

Levomefolate Nitroso Impurity 3

SZ CAT No:	: SZ-L073011
CAS No	: NA
Mol.F.	: C20H24N8O7
Mol.Wt.	: 488.5
Inv. Status	: Inquire

N-Nitrosopiperazine L-5 methyltetrahydrofolate calcium

SZ CAT No:	: SZ-L073006
CAS No	: NA
Mol.F.	: C20H22N8O7 : Ca
Mol.Wt.	: 486.4 : 40.1
Inv. Status	: Inquire

Stable Isotopes And Metabolites

Levomefolate Calcium-13C5

SZ CAT No:	: SZ-L073D01
CAS No	: NA
Mol.F.	: C1513C5H23N7O62 : Ca
Mol.Wt.	: 462.4 : 40.1
Inv. Status	:

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