Tetrahedron Letters p. 2675 - 2676 (1987)
Update date:2022-07-30
Topics:
Anders, Ernst
Markus, Fritz
N-Trifluoromethanesulfonyl-heteroarylium salts 1 react with phosphanes 2 to give the C4- or C2-substituted products 4 or 5.By means of a similar procedure, bisphosphonium salts 6 and 7 are formed.The reaction of sodium azide (8), and 6 yields the iminophosphorane 10 via the intermediate 9.
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