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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2267203Generated: October 31, 2026

Ethane, 2-bromo-1,1-diethoxy- → HCID 42601549, compound

https://huagongshe.com/reaction/2267203

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthane, 2-bromo-1,1-diethoxy-HCID 74852—
ReactantHCID 57693710HCID 57693710—
ReactantHCID 178418922HCID 178418922—
SolventDimethylformamideHCID 6228—
ProductHCID 42601549HCID 42601549—

Reaction Conditions

Temperature60 °C

Reaction Steps

4.97 g (44.3 mmol) of tBuOK are placed in a 0.5 L reactor with 80 mL DMF (solvent). 10.0 g (40.27 mmol) of 2-(2,2-diethoxy-ethyl)-malonic acid dimethyl ester, as prepared in example 2, dissolved in DMF (10 mL) are added slowly to the previous mixture keeping the temperature around 25° C. Once the addition has finished the temperature is raised to 60° C. and 7.94 mL (40.27 mmol) of bromoacetaldehyde diethyl acetal are added. The temperature is raised to 120° C. and kept during 10 h.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07858821B2
Source datasetuspto-grants-2010_12
ORD IDord-ae9206cc05604c89929ad7ef9e8b7ecd
Source noteuspto-grants-2010_12