Tetrahedron Letters p. 757 - 760 (1991)
Update date:2022-08-30
Topics:
Suffert, Jean
Ziessel, Raymond
Bromo and chloro polyimines react with trimethylsilylacetylene in the presence of Pd(PPh3)2Cl2/CuI and diisopropylamine to give new substituted polyimines 1a to 8a.These compounds are deprotected with K2CO3 in MeOH/THF to produce the corresponding terminal alkynes 1b to 8b.
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(2013)
