Synthesis of Diarylphosphine Oxides by the Friedel-Crafts Method

Gai-Qing Zhang , Li-Sheng Wang , Rui-Lan Fan , Xian-Zhao Shao and Xiao-Fang Wang. Journal of Chemical & Engineering Data 2008 53 (5), 1192-1195...
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The infrarcd absorption shown in this report was observed in nujol or in KBr disks with 8 Koken Infrared Recording Spectrophotometer, Model DS 301.

Acknowledgment. The author is indebted to Prof. M. Ohta of Tokyo Institute of Technology

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for many helpful suggestions and to X. I