2-Ethoxy-5-alkyl-3, 4-dihydro-2H-pyrans in organic synthesis: a new convenient route to branched. delta.-ethoxy alcohols

~%

~%

~65%

~%

~25%

~%

~23%

~%

~27%

~%

~23%

~%

~0%

~0%

~0%

~60%

~%

~%

~%

~76%

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~%

~%

~88%