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US 5,210,303 AGranted
Process for producing benzylamines
AssigneeIhara Chemical Industry Co., Ltd.
InventorTatsuo Sugiyama
Life of this patent
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Abstract
A process for producing a benzylamine which comprises reacting a benzyl halide with an aqueous ammonia solution in the presence of an aromatic aldehyde represented by the formula: ##STR1## wherein R represents a hydrogen atom, a halogen atom or a lower alkyl group, and n is 1 or 2, separating an oily substance from the reaction mixture, and treating the oily substance with a mineral acid.
Claims9
A process for producing a benzylamine which comprises reacting a benzyl halide with an ammonia solution in the presence of an aromatic aldehyde represented by the formula:
- ##STR3## wherein R represents a hydrogen atom, a halogen atom or a lower alkyl group, and n is 1 or 2, separating an oily substance from the reaction mixture, and treating the oily substance with a mineral acid, wherein the aromatic aldehyde is in an amount of not less than 1 mol per mol of the benzyl halide and the ammonia in the aqueous ammonia solution is in an amount of 2 to 10 moles per mole of the benzyl halide.
Dependencies are inferred from the claim text.