Pharmaceutical formulation containing a benzoyl urea derivative

Details Pharmaceutical formulation containing a benzoyl urea derivative Pharmaceutical formulation containing a benzoyl urea derivative

A - Human Necessities

61

K

A61K 31/17 (2006.01) A61K 31/24 (2006.01) A61K 31/275 (2006.01) A61K 31/445 (2006.01)

Patent

CA 2051034

DIR 0467 ABSTRACT The invention is concerned with an pharmaceutical formula- tion containing a benzoyl urea derivative according to the formula l Image (1) in which: - X is an oxygen or a sulfur-atom; - Rl is a hydrogen atom, a group (O-A)n, wherein A re- presents a hydrogen atom, an alkanoyl group having l to 6 carbon atoms, a carbamoyl group optionally substituted by alkyl containing 1 to 6 carbon atoms or by phenyl, a benzylcarbonyl group optionally substituted by halogen, a benzoyl group, a benzyl group, an aryloxycarbonyl group optionally substituted by halogen, or an alkoxy- carbonyl-alkyl group containing from l to 6 carbon atoms, or Rl is an alkylmercapto group, having l to 3 carbon atoms or a group -S-A, wherein A has the above given meaning; - R2 is a hydrogen or halogen atom, an alkyl group having 1 to 6 carbon atoms optionally substituted by halogen, or R2 is a nitro group; - R3 is a hydroyen or halogen atom, a nitro group, a 1 to 6 carbon atoms containing alkyl group optionally substi- tuted by halogen, an alkoxy group containing 1 to 6 carbon atoms optionally substituted by halogen, a cycloalkyl group, containing 5-l0 carbon atoms, option- ally substituted by alkyl groups having 1-3 carbon atoms, an alkanoyl group containing from 1 to 6 carbon atoms, a benzoyl group, a nitrile group, an amino group DIR 0467 optionally substituted by 1 or 2 alkyl groups having 1 to 3 carbon atoms, an alkoxycarbonyl group containing from 1 to 6 carbon atoms, or a piperidinocarbonyl group; - R4 is a hydrogen atom, a group (O-A)m or S-A, wherein A has the above given meaning, or an alkylmercapto group wherein the alkyl group contains from 1 to 3 carbon akoms; - R5 is a hydrogen atom, or represents from 1 to 3 halogen atoms; - n and m are integers, whereas the sum n+m has the value from 1 to 6, together with an ionic surface-active compound.

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