64568-34-9

Upstream product

• 32446-66-5 4,4'-dicyanobenzophenone 
• 105-07-7 4-cyanobenzaldehyde 
• 623-00-7 4-bromobenzenecarbonitrile 
• 134521-16-7 4,4'-Methanol-bisbenzonitrile 

Downstream Products

• 64568-33-8 4-[(4-cyanophenyl)(diazo)methyl]benzonitrile 
• 1280504-38-2 2-(propan-2-ylidine)-1-[di-(4-cyanophenyl)methyl]hydrazine 

Relevant academic research and scientific papers

SMALL MOLECULE LFA-1 INHIBITORS

The present invention relates to novel compounds which are capable of inhibiting the interaction of LFA-1 with its counter ligands.

REGIOSELECTIVE SYNTHESIS OF LETROZOLE

The present invention relates to an improved process for the preparation of letrozole (I) and its pharmaceutically acceptable salts, to compositions comprising letrozole or a pharmaceutically acceptable salt thereof, and to uses of such compositions. In particular it relates to a process and to novel intermediates for preparing letrozole and its salts substantially free from regioisomeric impurities.