Letrozole Impurity B

Parent API
Letrozole
Product Code Ax-IMP2528
CAS Number 113402-31-6
Molecular Formula C22H13N3
Molecular Weight 319.37
Synonyms 4,4',4''-methanetriyltribenzonitrile
Purity 96.00%
MDL No. MFCD08460198
Smile Code N#CC1=CC=C(C(C2=CC=C(C=C2)C#N)C3=CC=C(C=C3)C#N)C=C1
Melting Point 164-168°C
Boiling Point NA
Production Scale NULL
Production Cycle NULL

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