Process for production of mono- or di-ortho-methyl-substituted p

Details Process for production of mono- or di-ortho-methyl-substituted p Process for production of mono- or di-ortho-methyl-substituted p

1980-05-14

1982-05-11

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568794, 252447, 252463, 252472, C07C 3711

Patent

active

043295177

ABSTRACT:
In a process for producing a mono- or di-ortho-methyl-substituted phenol which comprises methylating a phenol having one or two ortho-hydrogens with methanol in the presence of a catalytic amount of a catalyst comprising a major proportion of an oxide of iron as a first component (A) and a minor proportion of at least one oxide of metal other than iron as a second component (B), the improvement wherein said metal other than iron in component (B) is a metal selected from the group consisting of Ga, Ge, Y, Nb, Hf, Bi and Ta; and a catalyst used therefor.

REFERENCES:
patent: 3716589 (1973-02-01), Kotanigawa et al.
patent: 3855318 (1974-12-01), Nakajima et al.
patent: 3953529 (1976-04-01), Yonemitsu et al.
patent: 4208537 (1980-06-01), Kawamata et al.
patent: 4227024 (1980-10-01), Leach

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