Diarylacetylenes, the preparation and use thereof

Details Diarylacetylenes, the preparation and use thereof Diarylacetylenes, the preparation and use thereof

C - Chemistry, Metallurgy

07

C

167/244, 167/281

C07C 317/14 (2006.01) A61K 31/10 (2006.01) A61K 31/35 (2006.01) C07C 321/24 (2006.01) C07C 321/28 (2006.01) C07D 311/58 (2006.01)

Patent

CA 2022570

- 21 - O.Z. 0050/41003 Abstract of the Disclosure: Diarylacetylenes of the formula I Image I where R1 is hydrogen or C1-C4-alkyl, R2 and R3 are each hydrogen or, when R1 is hydrogen, together form a -C(CH3)2-B-C(CH3)2- group (where B is -CH2CH2- or -CH(CH3)-) or -OC(CH3)(Z)CH2CH2- group (where Z is C1-C2-alkyl) or R2 is C1-C3-alkoxy and R3 is C1-C10-alkyl or, when R2 is hydrogen, R1 and R3 are each alkyl as defined above, R4 is C1-C6-alkyl and n is 0, 1 or 2, are prepared as described and used as active compounds in drugs and cosmetics.

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