Selective Coloration of Cryptand - Type Spirobenzopyran for Alkaline - Earth - Metal Cations
作者:Masahiko Inouye、Yoshiyuki Noguchi
DOI:10.1080/10587259408037811
日期:1994.5
Cryptand-type spirobenzopyrans were synthesized. Sensitive and selective colorations of the spirobenzopyrans were observed for alkaline-earth-metal cations.