Sildenafil analog and synthesis method thereof

Sildenafil analog and synthesis method thereof

  • CN 105,566,330 A
  • Filed: 01/06/2016
  • Published: 05/11/2016
  • Est. Priority Date: 01/06/2016
  • Status: Active Application
First Claim
Patent Images

1. a Virga analogue, is characterized in that, its structural formula is as follows:



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