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Reactions of Acetylenes. III. Cyclization of Urethanes

✍ Scribed by Cassady, Donald R.; Easton, Nelson R.


Book ID
126018193
Publisher
American Chemical Society
Year
1964
Tongue
English
Weight
413 KB
Volume
29
Category
Article
ISSN
0022-3263

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Palladium-Catalyzed Cyclization Reaction
✍ Larissaβ€…B. Wolf; Kimβ€…C.β€…M.β€…F. Tjen; Hefzibaβ€…T. tenβ€…Brink; Richardβ€…H. Blaauw; Hen πŸ“‚ Article πŸ“… 2002 πŸ› John Wiley and Sons 🌐 English βš– 205 KB πŸ‘ 1 views

Enantiomerically pure acetylene-containing aamino acids were used as versatile starting materials for the synthesis of a variety of heterocycles via Pd-mediated cyclization reactions. Depending on the protecting group strategy, both the carboxylate and the amine function of the amino acids could par