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.

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4-Fluorobenzonitrile

• SZ CAT No: SZ-L003012

• CAS No:

  1194-02-1

• Mol.F.: C7H4FN
• Mol.Wt.: 121.1
• Inv. Status: In Stock

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Letrozole

• SZ CAT No: SZ-L003000

• CAS No:

  112809-51-5

• Mol.F.: C17H11N5
• Mol.Wt.: 285.3
• Inv. Status: In Stock

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Letrozole EP Impurity A

• SZ CAT No: SZ-L003001

• CAS No:

  112809-52-6

• Mol.F.: C17H11N5 
• Mol.Wt.: 285.3
• Inv. Status: In Stock

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Letrozole EP Impurity B

• SZ CAT No: SZ-L003002

• CAS No:

  113402-31-6

• Mol.F.: C22H13N3
• Mol.Wt.: 319.4
• Inv. Status: In Stock

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Letrozole Impurity 3

• SZ CAT No: SZ-L003011

• CAS No:

  112809-27-5

• Mol.F.: C10H8N4
• Mol.Wt.: 184.2
• Inv. Status: In Stock

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Letrozole Impurity C

• SZ CAT No: SZ-L003003

• CAS No:

  112809-25-3

• Mol.F.: C10H8N4
• Mol.Wt.: 184.2
• Inv. Status: In Stock
• Rel. CAS No: 112809-26-4 (HClsalt) ; 897048-77-0 (Sulfate salt) ; 1360815-76-4 (Mesylate salt) ; 897048-80-5 (Besylate salt) ; 1360815-73-1 (Succinate salt) ; 897048-78-1 (Maleate salt)

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3-Cyano Letrozole

• SZ CAT No: SZ-L003019

• CAS No:

  NA

• Mol.F.: C17H11N5
• Mol.Wt.: 285.3
• Inv. Status: Synthesis on demand

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4,4'-Dicyanobenzophenone

• SZ CAT No: SZ-L003020

• CAS No:

  32446-66-5

• Mol.F.: C15H8N2O
• Mol.Wt.: 232.2
• Inv. Status: Synthesis on demand

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4,4'-Methylenedibenzonitrile

• SZ CAT No: SZ-L003021

• CAS No:

  10466-37-2

• Mol.F.: C15H10N2
• Mol.Wt.: 218.3
• Inv. Status: Synthesis on demand

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Carbinol Metabolite Of Letrozole

• SZ CAT No: SZ-L003004

• CAS No:

  134521-16-7

• Mol.F.: C15H10N2O 
• Mol.Wt.: 234.3
• Inv. Status: Synthesis on demand

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Letrozole Diacid

• SZ CAT No: SZ-L003005

• CAS No:

  1644566-39-1 

• Mol.F.: C17H13N3O4
• Mol.Wt.: 323.3
• Inv. Status: Synthesis on demand

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Letrozole Diamide

• SZ CAT No: SZ-L003006

• CAS No:

  2170106-13-3

• Mol.F.: C17H17N5O2 
• Mol.Wt.: 323.4
• Inv. Status: Synthesis on demand

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Letrozole Impurity 1

• SZ CAT No: SZ-L003008

• CAS No:

  143030-54-0

• Mol.F.: C16H11BrN4 
• Mol.Wt.: 339.2
• Inv. Status: Synthesis on demand

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Letrozole Impurity 10

• SZ CAT No: SZ-L003024

• CAS No:

  876316-41-5

• Mol.F.: C10H8N4
• Mol.Wt.: 184.2
• Inv. Status: Synthesis on demand

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Letrozole Impurity 11

• SZ CAT No: SZ-L003025

• CAS No:

  876728-37-9

• Mol.F.: C10H8N4
• Mol.Wt.: 184.2
• Inv. Status: Synthesis on demand

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Letrozole Impurity 12

• SZ CAT No: SZ-L003026

• CAS No:

  394-47-8

• Mol.F.: C7H4FN
• Mol.Wt.: 121.1
• Inv. Status: Synthesis on demand

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Letrozole Impurity 13

• SZ CAT No: SZ-L003027

• CAS No:

  403-54-3

• Mol.F.: C7H4FN
• Mol.Wt.: 121.1
• Inv. Status: Synthesis on demand

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Letrozole Impurity 4

• SZ CAT No: SZ-L003013

• CAS No:

  NA

• Mol.F.: C18H14N5 : Br
• Mol.Wt.: 300.3 : 79.9
• Inv. Status: Synthesis on demand

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Letrozole Impurity 5

• SZ CAT No: SZ-L003014

• CAS No:

  124213-98-5

• Mol.F.: C2H6N4
• Mol.Wt.: 86.1
• Inv. Status: Synthesis on demand

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Letrozole Impurity 6

• SZ CAT No: SZ-L003015

• CAS No:

  748812-17-1

• Mol.F.: C10H10N5 : Br
• Mol.Wt.: 200.2 : 79.9
• Inv. Status: Synthesis on demand
• Rel. CAS No: 794466-72-1 (free base)

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Letrozole Impurity 7

• SZ CAT No: SZ-L003016

• CAS No:

  NA

• Mol.F.: C17H15N5O
• Mol.Wt.: 305.3
• Inv. Status: Synthesis on demand

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Letrozole Impurity 8

• SZ CAT No: SZ-L003017

• CAS No:

  874-86-2

• Mol.F.: C8H6ClN
• Mol.Wt.: 151.6
• Inv. Status: Synthesis on demand

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Letrozole Impurity 9

• SZ CAT No: SZ-L003022

• CAS No:

  1353101-05-9

• Mol.F.: C10H8N4
• Mol.Wt.: 184.2
• Inv. Status: Synthesis on demand

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Letrozole Monoacid Impurity

• SZ CAT No: SZ-L003009

• CAS No:

  NA

• Mol.F.: C17H12N4O2
• Mol.Wt.: 304.3
• Inv. Status: Synthesis on demand

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Letrozole Mono-Amide Impurity

• SZ CAT No: SZ-L003018

• CAS No:

  2500927-47-7

• Mol.F.: C17H13N5O
• Mol.Wt.: 303.3
• Inv. Status: Synthesis on demand

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Letrozole Monoamide Monoacid

• SZ CAT No: SZ-L003023

• CAS No:

  NA

• Mol.F.: C17H14N4O3
• Mol.Wt.: 322.3
• Inv. Status: Synthesis on demand

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Letrozole N-Oxide

• SZ CAT No: SZ-L003007

• CAS No:

  NA

• Mol.F.: C17H11N5O 
• Mol.Wt.: 301.3
• Inv. Status: Synthesis on demand

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Letrozole D4

• SZ CAT No: SZ-L003D01

• CAS No:

  1133712-96-5

• Mol.F.: C17H7D4N5
• Mol.Wt.: 289.3
• Inv. Status: Synthesis on demand