Letrozole Impurities

Letrozole Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Letrozole , pharmacopeial and non-pharmacopeial Letrozole impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Letrozole 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.

Letrozole -related products are thoroughly characterized. Letrozole 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

4-Fluorobenzonitrile

N° de SZ CAT:	: SZ-L003012
Número CAS	: 1194-02-1
Mol.F.	: C7H4FN
Peso Molecular	: 121.1
Status de Fatura	: In Stock

Letrozole

N° de SZ CAT:	: SZ-L003000
Número CAS	: 112809-51-5
Mol.F.	: C17H11N5
Peso Molecular	: 285.3
Status de Fatura	: In Stock

Letrozole EP Impurity A

N° de SZ CAT:	: SZ-L003001
Número CAS	: 112809-52-6
Mol.F.	: C17H11N5
Peso Molecular	: 285.3
Status de Fatura	: In Stock

Letrozole EP Impurity B

N° de SZ CAT:	: SZ-L003002
Número CAS	: 113402-31-6
Mol.F.	: C22H13N3
Peso Molecular	: 319.4
Status de Fatura	: In Stock

Letrozole Impurity 3

N° de SZ CAT:	: SZ-L003011
Número CAS	: 112809-27-5
Mol.F.	: C10H8N4
Peso Molecular	: 184.2
Status de Fatura	: In Stock

Letrozole Impurity C

N° de SZ CAT:	: SZ-L003003
Número CAS	: 112809-25-3
Mol.F.	: C10H8N4
Peso Molecular	: 184.2
Status de Fatura	: In Stock

3-Cyano Letrozole

N° de SZ CAT:	: SZ-L003019
Número CAS	: NA
Mol.F.	: C17H11N5
Peso Molecular	: 285.3
Status de Fatura	: Custom Synthesis

Carbinol Metabolite Of Letrozole

N° de SZ CAT:	: SZ-L003004
Número CAS	: 134521-16-7
Mol.F.	: C15H10N2O
Peso Molecular	: 234.3
Status de Fatura	: Custom Synthesis

Letrozole Diacid

N° de SZ CAT:	: SZ-L003005
Número CAS	: 1644566-39-1
Mol.F.	: C17H15N3O4
Peso Molecular	: 325.3
Status de Fatura	: Custom Synthesis

Letrozole Diamide

N° de SZ CAT:	: SZ-L003006
Número CAS	: 2170106-13-3
Mol.F.	: C17H17N5O2
Peso Molecular	: 323.4
Status de Fatura	: Custom Synthesis

Letrozole Impurity 1

N° de SZ CAT:	: SZ-L003008
Número CAS	: 143030-54-0
Mol.F.	: C16H11BrN4
Peso Molecular	: 339.2
Status de Fatura	: Custom Synthesis

Letrozole Impurity 4

N° de SZ CAT:	: SZ-L003013
Número CAS	: NA
Mol.F.	: C18H14N5 : Br
Peso Molecular	: 300.3 : 79.9
Status de Fatura	: Custom Synthesis

Letrozole Impurity 5

N° de SZ CAT:	: SZ-L003014
Número CAS	: 124213-98-5
Mol.F.	: C2H6N4
Peso Molecular	: 86.1
Status de Fatura	: Custom Synthesis

Letrozole Impurity 6

N° de SZ CAT:	: SZ-L003015
Número CAS	: 748812-17-1
Mol.F.	: C10H10N5 : Br
Peso Molecular	: 200.2 : 79.9
Status de Fatura	: Custom Synthesis

Letrozole Impurity 7

N° de SZ CAT:	: SZ-L003016
Número CAS	: NA
Mol.F.	: C17H15N5O
Peso Molecular	: 305.3
Status de Fatura	: Custom Synthesis

Letrozole Impurity 8

N° de SZ CAT:	: SZ-L003017
Número CAS	: 874-86-2
Mol.F.	: C8H6ClN
Peso Molecular	: 151.6
Status de Fatura	: Custom Synthesis

Letrozole Monoacid Impurity

N° de SZ CAT:	: SZ-L003009
Número CAS	: NA
Mol.F.	: C17H12N4O2
Peso Molecular	: 304.3
Status de Fatura	: Custom Synthesis

Letrozole Mono-Amide Impurity

N° de SZ CAT:	: SZ-L003018
Número CAS	: 2500927-47-7
Mol.F.	: C17H13N5O
Peso Molecular	: 303.3
Status de Fatura	: Custom Synthesis

Letrozole N-Oxide

N° de SZ CAT:	: SZ-L003007
Número CAS	: NA
Mol.F.	: C17H11N5O
Peso Molecular	: 301.3
Status de Fatura	: Custom Synthesis

Stable Isotopes And Metabolites

Letrozole D4

N° de SZ CAT:	: SZ-L003D01
Número CAS	: 1133712-96-5
Mol.F.	: C17H7D4N5
Peso Molecular	: 289.3
Status de Fatura	: Custom Synthesis

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