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ChemInform Abstract: Reaction of the Lithio-Derivative of Methoxyallene with Hydrazones. Part 1. Synthesis and Transformation of α-Allenyl Hydrazines.

✍ Scribed by Valerie Breuil-Desvergnes; Jacques Gore

Publisher
John Wiley and Sons
Year
2010
Weight
41 KB
Volume
32
Category
Article
ISSN
0931-7597

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Reaction of the Lithio-Derivative of Methoxy Allene with SAMP-Hydrazones: Access to Enantiopure 3-Pyrrolines. -Depending on the solvent used α-lithio methoxy allene (I) reacts with SAMP-hydrazones (I) and (V) to give 3-methoxy-3-pyrrolines (III) or α-allenyl hydrazines (VI). Quaternization of the p