Methanol → 2,4,4-Trimethyl-1-pentene

HRID 2075425Notes

Reaction equation

HRID 2075425 reaction equation
[CH3:1][C:2]([O:5][CH3:6])([CH3:4])[CH3:3].CO.[C:9](O)([CH3:12])([CH3:11])[CH3:10]>O>[CH3:6][O:5][CH:2]([CH2:3][CH3:9])[CH3:1].[CH3:1][C:2]([CH2:4][C:9]([CH3:12])([CH3:11])[CH3:10])=[CH2:3]

Participants

6

Reactant 3

HCID 887MethanolHCID 6386tert-ButanolHCID 15413tert-Butyl methyl ether

Product 2

HCID 78682,4,4-Trimethyl-1-penteneHCID 232382-Methoxybutane

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

The bottom product (VI) from the column K2 comprises predominantly unreacted MTBE (about 30% by mass) and methanol (about 69% by mass). In addition, unreacted 2-methoxybutane, tert-butanol, water and diisobutene formed by reaction, inter alia, were present. This stream was fed to the column K4.

Sources & evidence

ORD record
ord-42b9247c034a4977bef1e3a5289b8a07
Source dataset
uspto-grants-2011_04
Patent number
US07919662B2

Reaction notes

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