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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 838790Generated: October 31, 2026

Water → HCID 20384467, compound

https://huagongshe.com/reaction/838790

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
Reactant2,3-Dimethylpentan-3-olHCID 11685—
ReactantCarbonochloridic acid, 2-methyl-2-propen-1-yl esterHCID 170604—
ReactantHCID 178418348HCID 178418348—
SolventDiethyl EtherHCID 3283—
SolventTetrahydrofuranHCID 8028—
ProductHCID 20384467HCID 2038446794.6%

Reaction Conditions

Temperature0 °C

Reaction Steps

To a solution of 13.94 grams (0.12 mole) of 2,3-dimethylpentan-3-ol in 75 milliliters of anhydrous tetrahydrofuran at 0° C under a nitrogen atmosphere was added with stirring one equivalent of methyllithium in diethyl ether. Then 19.31 grams (0.14 mole) of methallyl chloroformate in 25 milliliters of anhydrous tetrahydrofuran was added. During additions the temperature was maintained at 0° C. Cooling was discontinued and the reaction mixture was stirred for about 18 hours. The reaction mixture was poured into water, and then extracted with ether. The ether layer was separated and washed with water, and then dried over magnesium sulfate. Removal of solvent under reduced pressure yielded 24.32 grams (94.6%) of a yellow oil. A pure sample was obtained by vacuum distillation (Fraction 2).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04092988
Source datasetuspto-grants-1978_06
ORD IDord-627e7d89d7424008841fee1e77b588c0
Source noteuspto-grants-1978_06