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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 233625Generated: November 1, 2026

2-Methoxypropene → HCID 54558176, compound

https://huagongshe.com/reaction/233625

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-MethoxypropeneHCID 8300—
ReactantMethyl GlycolateHCID 66774—
ReactantBenzenesulfonic acid, 4-methyl-, compd. with pyridine (1:1)HCID 466102—
ReactantSodium BicarbonateHCID 516892—
SolventDichloromethaneHCID 6344—
ProductHCID 54558176HCID 54558176—

Reaction Conditions

Temperature0 °C

Reaction Steps

To a stirred solution of methyl glycolate (5 ml, 64.8 mmol) and 2-methoxypropene (12.5 ml, 130.5 mmol) in dry dichloromethane (15 ml) at 0° C. was added catalytic amount of pyridinium p-toluene-sulfonate (100 mg). The mixture was stirred at 0° C. for 2 hours. Saturated sodium bicarbonate solution was added and methylene chloride layer was separated, dried over anhydrous magnesium sulfate. Solvent was evaporated and the product was distilled over anhydrous potassium carbonate under reduced pressure (20 mmHg) at 62°-64° C. (yield=9.9 g, 94%), 1H NMR (300 MHz, D6 -acetone) d:1.28 (6H, s), 3.15 (3H, s), 3.67 (3H, s), 4.01 (2H, s).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05593970
Source datasetuspto-grants-1997_01
ORD IDord-243f02fb21304071aba38ea3445965b2
Source noteuspto-grants-1997_01