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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1978263Generated: October 29, 2026

Butanal → HCID 54540725, compound

https://huagongshe.com/reaction/1978263

Reaction equation

Participants

RoleNameHCIDCharge
ReactantButanalHCID 261—
ReactantSodium ethoxideHCID 2723922—
ReactantSodiumHCID 5360545—
ReactantHCID 21707621HCID 21707621—
SolventEthanolHCID 702—
ProductHCID 54540725HCID 5454072538%

Reaction Steps

The condensation of 20.0 g (0.12 mol) of (1,2,2-trimethylbicyclo[3.1.0]hex-3-yl)ethanal with 17.0 g (0.24 mol) of butyraldehyde catalyzed with sodium ethoxide prepared from 0.25 g of sodium in 35 ml of ethanol, according to Example 15, gave 9.98 g (38% yield) of 2-ethyl-4-(1,2,2-trimethylbicyclo[3.1.0]hex-3-yl)but-2-enal.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06235943B1
Source datasetuspto-grants-2001_05
ORD IDord-209728a040c44c9580aeff022306d61f
Source noteuspto-grants-2001_05