O-Cresol → 2,6-Dimethylphenol

HRID 1995860Notes

Reaction equation

HRID 1995860 reaction equation
[C:1]1([CH3:8])[C:6]([OH:7])=[CH:5][CH:4]=[CH:3][CH:2]=1.[CH3:9]O.[Sn]=O>[O-2].[Fe+2].[O-2].[Cr+3].[O-2].[O-2].[Cr+3].[O-2].[Mn+2].O>[C:6]1([OH:7])[C:5]([CH3:9])=[CH:4][CH:3]=[CH:2][C:1]=1[CH3:8]

Participants

8

Reactant 3

HCID 335O-CresolHCID 887MethanolHCID 88989TIN OXIDE (SnO)

Product 1

HCID 113352,6-Dimethylphenol

Reagents, catalysts & solvents 4

HCID 160959Manganese oxideCatalystHCID 165971Chromium oxideCatalystHCID 449809Ferrous oxideCatalystHCID 962WaterSolvent

Procedure

o-cresol, methanol and water in a molar ratio of 1:2,5:2,5 were reacted as described in Example 1. The catalyst contained iron oxide, tin oxide, chromium oxide and manganese oxide in a molar ratio of 100:2:1:1. After working up, 2,6-xylenol was obtained with a selectivity of 98,7%.

Sources & evidence

ORD record
ord-f8e733f9f9134633bec3cceaa208decb
Source dataset
uspto-grants-1983_09
Patent number
US04406824

Reaction notes

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