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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1057087Generated: November 4, 2026

Isoprene → HCID 122420342, compound

https://huagongshe.com/reaction/1057087

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsopreneHCID 6557—
Reactant2-PhenylpropanalHCID 7146—
ProductHCID 122420342HCID 12242034213.3%

Reaction Steps

4-Methyl-2-(1-phenylethyl)-3,6-dihydro-2H-pyran was prepared similarly according to EXAMPLE I using 2-phenylpropanal (500 g, 3.72 mol) and 2-methyl-1,3-butadiene (279 g, 4.1 mol). 4-Methyl-2-(1-phenylethyl)-3,6-dihydro-2H-pyran (100 g) was obtained with a boiling point of 115-116° C. at 3 mmHg.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09399751B1
Source datasetuspto-grants-2016_07
ORD IDord-dbe16c4cc23b4b94a585391e7e30f2dc
Source noteuspto-grants-2016_07