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New synthesis of octafluoro[2.2]paracyclophane

โœ Scribed by Dolbier, William R.; Asghar, Mohammed Ali; Pan, He Qi; Celewicz, Lech


Book ID
126145710
Publisher
American Chemical Society
Year
1993
Tongue
English
Weight
478 KB
Volume
58
Category
Article
ISSN
0022-3263

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A convenient preparation of octafluoro[2
โœ Shi-zheng Zhu; Yun-yu Mao; Gui-fang Jin; Chao-yue Qin; Qian-li Chu; Chang-ming H ๐Ÿ“‚ Article ๐Ÿ“… 2002 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 168 KB

A new and convenient synthesis of octafluoro[2,2]paracyclophane and dodeca-fluoro[2,2]paracyclophane is reported. It is accomplished by treatment of 1,4-bis(halodifluoromethyl)benzene with PbBr 2 /Al in DMF at room temperature via the cyclocoupling of the reactive intermediate a,a,a%a%-tetrafluoro-p