PHENOTHIAZINE DERIVATIVES, THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

• Main Authors: PLAU, BERNARD, GARRET, CLAUDE, GUYON, CLAUDE, TAURAND, GERARD
• Format: Patent
• Language: English; French
• Published: 02.06.1993
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

New phenothiazine derivatives of general formula (I) in which R denotes cycloalkyl containing 4 to 6 chain members, or denotes -CH2R" in which R" is hydrogen, alkyl containing 1 to 5 carbon atoms, alkenyl or alkynyl containing 2 to 4 carbon atoms, cycloalkyl (3 to 6 chain members) phenyl optionally substituted (by 1 or 2 halogen atoms or by a hydroxyl, alkyl, alkyloxy, trifluoromethyl or nitro radical) or heterocyclic ring chosen from furyl, thienyl or pyridyl, and R' denotes either a radical of general formula (IIa) in which R1 and R2, which are identical or different, are alkyl, cycloalkylalkyl, hydroxyalkyl, acetyloxyalkyl or form, together with the nitrogen atom to which they are attached, a saturated or partially unsaturated heterocyclic ring containing 4 to 7 chain members and optionally substituted by 1 or 2 alkyl, hydroxyalkyl or acetyloxyalkyl radicals, and R3 is phenethyl or alkyl optionally substituted by cycloalkyl (3 to 6 carbons) or benzoyl, or a radical of general formula (IIb) in which R1 and R2 are defined as above. The new products are useful as antispasmodics.