Inventor
KAWAKAMI TAKEHIKO
JP4 patents
Patents
4 patentsUS6936713B2Aug 30, 2005
Process for producing 2,6-dihalogenopurine
SUMITOMO CHEMICAL CO7 citations70
US7321035B2Jan 22, 2008
Process for producing 2,6-dihalogenopurine
SUMITOMO CHEMICAL CO0 citations48
US7307167B2Dec 11, 2007
Production method of 2,6-dihalopurine
SUMITOMO CHEMICAL CO1 citations48
US7345170B2Mar 18, 2008
Crystal and solvate of 2-amino-6-benzyloxypurine and production methods thereof
SUMITOMO CHEMICAL CO0 citations47