956104-46-4

Upstream product

• 948717-18-8 2,4-difluoro-N-methylbenzamide 
• 2393-23-9 4-methoxy-benzylamine 
• 72482-64-5 2,4-difluorobenzoyl chloride 

Downstream Products

• 915087-25-1 2-fluoro-N-methyl-4-amino-benzamide 
• 915087-26-2 4-(1-cyano-cyclobutanylamino)-2-fluoro-N-methyl-benzamide 
• 956104-40-8 ARN-509 

Relevant academic research and scientific papers

Substituted diazaspiroalkanes as androgen receptor modulators

This invention provides for compounds of the Formula II: wherein A, B, Het, R1, R2 and R3 are as described herein. These compounds are androgen receptor modulators useful for the treatment of androgen receptor-associated conditions.

SYNTHESIS OF THIOHYDANTOINS

A novel synthesis of the anti-androgen, A52, which has been found to be useful in the treatment of prostate cancer, is provided. A52 as well as structurally related analogs may be prepared via the inventive route. This new synthetic scheme may be used to prepare kilogram scale quantities of pure A52.