异戊巴比妥 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "异戊巴比妥" in Chinese language version.

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espacenet.com

worldwide.espacenet.com

  • GB patent 191008,Layraud, E.,「The manufacture of unsymmetrical c.c.-dialkylbarbituric acids」,发行于1923-10-25 
  • US patent 1856792,Shonle, H. A.,「Anhydrous alkali salts of 5,5-di-aliphatic-substituted barbituric acids and processes of producing them」,发行于1932-05-03 

nih.gov

ncbi.nlm.nih.gov

nmpa.gov.cn

web.archive.org

worldcat.org