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Condensation of 1-(2-a cetoxyvinyl)-3,4-dihydro-6 -methoxynaphthalene with citraconic anhydride and with 2, 5-dimethyl-p-benzoquinone

✍ Scribed by T. I. Sorkina; I. I. Zaretskaya; I. V. Torgov


Book ID
112419457
Publisher
Springer
Year
1964
Tongue
English
Weight
506 KB
Volume
13
Category
Article
ISSN
1573-9171

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## Abstract Preparation of 2,3‐Dimethyl‐5,6‐dihydro‐4__H__‐1,2‐oxaziniumiodide was achieved by N‐alkylation of 3‐methyl‐5,6‐dihydro‐4__H__‐1,2‐oxazine. Reactions with C‐nucleophiles led to the corresponding N‐methyl‐perhydro‐1,2‐oxazine derivatives. Reaction with sodium hydride in triglyme led to 3