(Benzene-1,3,5-triyl)tris[phosphine] (C6
β
Stephanβ
A. Reiter; Bernd Assmann; Stefanβ
D. Nogai; Norbertβ
W. Mitzel; Hubert Sch
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Article
π
2002
π
John Wiley and Sons
π
German
β 138 KB
π 1 views
The prolonged photo-Arbuzov reaction (3 weeks, Hg lamp) of 1,3,5-trichloro-benzene with a large excess of trimethyl phosphite (as a solvent) at 508 gives moderate yields of dimethyl (3,5-dichlorophenyl)phosphonate (1; 14.5%), tetramethyl (5-chloro-1,3-phenylene)bis[phosphonate] (2; 35.4%), and hexam