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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 443373Generated: October 26, 2026

1-Chloro-3-methyl-2-butene → 1,1-Diethoxy-6-methylhept-5-EN-2-one

https://huagongshe.com/reaction/443373

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Chloro-3-methyl-2-buteneHCID 10429—
ReactantSodium HydroxideHCID 14798—
ReactantSodium ethoxideHCID 2723922—
ReactantEthyl 4,4-diethoxy-3-oxobutanoateHCID 11138577—
Product1,1-Diethoxy-6-methylhept-5-EN-2-oneHCID 1329192357.2%

Reaction Steps

Following the procedure stated in Referential example 1, reaction of 7.3 g of ethyl 4,4-diethoxyacetoacetate with 4.0 g of 3-methyl-2-butenyl chloride was carried out in the presence of sodium ethoxide and the resultant was decarboxylated with the alcoholic sodium hydroxide to yield 4.1 g of the desired product, b.p. 102°-103° C./ 1 mmHg.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04260551
Source datasetuspto-grants-1981_04
ORD IDord-5018b6aa0c284bd6907615d12f5313fd
Source noteuspto-grants-1981_04