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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 903400Generated: October 25, 2026

2,4,4-Trimethyl-2-pentene → 2-Methyl-2-pentene

https://huagongshe.com/reaction/903400

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4,4-Trimethyl-2-penteneHCID 7869—
Reactant2-Methyl-1-penteneHCID 12986—
ReactantMethylenecyclohexaneHCID 14502—
ReactantCyclopentane, methylene-HCID 73714—
Reactant2,3-Diphenyl-1-propeneHCID 11127147—
Product2-Methyl-2-penteneHCID 12243—
Product2-Methyl-1-penteneHCID 12986—

Reaction Steps

Under similar reaction conditions as in Example 5, methylenecyclohexane, methylenecyclopentane, 2-methyl-1-pentene, 2,4,4-trimethyl-2-pentene and 2,3-diphenyl-1-propene underwent the isomerization to the thermodynamically more stable isomers shown in Table 1. The isomerization of 2-methyl-1-pentene afforded only 2-methyl-2-pentene and 4-methyl-2-pentenes were not observed.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04227028
Source datasetuspto-grants-1980_10
ORD IDord-59e4b36eafe64715b9b486285d51587b
Source noteuspto-grants-1980_10