Process for preparing 5-cyano-4-methyl-oxazole

Details Process for preparing 5-cyano-4-methyl-oxazole Process for preparing 5-cyano-4-methyl-oxazole

1986-10-24

1988-09-20

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D26344

Patent

active

047727187

ABSTRACT:
A process for the manufacture of 5-cyano-4-methyl-oxazole which comprises reacting a 5-(lower alkoxycarbonyl)-4-methyl-oxazole with ammonia in the gaseous phase, in the presence of a zirconium oxide or hafnium oxide catalyst.

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patent: 4179642 (1979-12-01), Olive 558318
J. Organic Chemistry 46, 754-757 (1981).
Japanese Patent Publication (Kokai) No. 113, 752/1981-Derwent Abstract and English Language Translation.
Japanese Patent Publication (Kokai) No. 13, 889/1972-Derwent Abstract.
Japanese Patent Publication (Kokai) No. 39, 023/1972-Derwent Abstract.
Japanese Patent Publication (Kokai) No. 1649/1973-Derwent Abstract.
Japanese Patent Publication (Kokai) No. 2966/1975-Derwent Abstract.
Japanese Patent Publication (Kokai) No. 2967/1975-Derwent Abstract.
Japanese Patent Publication (Kokai) No. 82,646/1974-Derwent Abstract.
J. Synthetic Methods (Thielheimer)-Abstract No. 77837U.

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