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Letrozole EP Impurity A

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COA COO

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Letrozole EP Impurity A

Impurity

CAS Number

112809-52-6

Molecular Formula

C17H11N5

Product format

Neat

Molecular Weight

285.31

USP Description

Letrozole Related Compound A

EP Description

Letrozole impurity A CRS

Storage

+5°C

Shipping

Room Temperature

API Family

Letrozole

Synonyms

Letrozole Imp. A (EP), Letrozole USP Related Compound A, Letrozole USP RC A, 4, 4-(4H-1, 2, 4-Triazol-4-ylmethylene)dibenzonitrile, Letrozole Related Compound A and Letrozole Impurity A

Smiles

N#Cc1ccc(cc1)C(c2ccc(cc2)C#N)n3cnnc3

Iupac Name

4-[(4-cyanophenyl)-(1, 2 and 4-triazol-4-yl)methyl]benzonitrile

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COA COO

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Available products

Pack Size SKU
Category Expected Delivery Price Quantity
10mg
CE3524.11-10MG

3-4 weeks

25mg
CE3524.11-25MG

3-4 weeks

100mg
CE3524.11-100MG

3-4 weeks

25mg
CD3524.11-25MG

3-5 weeks

100mg
CD3524.11-4X25MG

3-5 weeks

25mg
CB3524.11-25MG

4-5 weeks

100mg
CB3524.11-4X25MG

4-5 weeks

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Product Type

Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

API

We have designed a range of primary API standards manufactured according to international regulations that come with the most extensive Certificate of Analysis which includes Identity checks by several techniques.

Excipient

Excipients standards comes with a detailed Certificate of Analysis with Identity, Purity and Assay data. They are also suitable for use with non-compendial analytical methods.

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Synthesis

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