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Synthesis of pyridine bases from 1-buten-3-yne

✍ Scribed by L. I. Vereshchagin; I. L. Kotlyarevskii


Book ID
112433599
Publisher
Springer
Year
1960
Tongue
English
Weight
315 KB
Volume
9
Category
Article
ISSN
1573-9171

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Synthesis of 2-alkyl-2,3-dihydro-Ξ³-pyron
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preparation of 2-alkyl-2,3-dihydro-y-pyrones frm 1-methoxy-1-buten-3-yne A method for the ,& and aliphatic aldehydes is reported. We recently reported that addition of the lithim acetylide of 1-methoxy-l-buten-3-yne $, to laytones followed by acid hydrolysis provides high yields of dihydropmne spir