2,7-bis-basic esters and ethers of 9-benzylidenefluorene

C - Chemistry – Metallurgy – 07 – C

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260/472.15, 260/

C07C 63/66 (2006.01)

Patent

CA 1049549

ABSTRACT OF THE DISCLOSURE Novel 2,7-bis-basic derivatives of 9-(substituted) benzylidenefluorene having the formula Image wherein n is an integer of from 2 to 6, Y is selected from the group consisting of oxygen and the radical ?-O, R and R1 are lower alkyl having from 1 to 6 carbon atoms, R2 is hydrogen or cyano, or a pharmaceutically acceptable acid addition salt thereof, their preparation and use for the prevention and inhibition of viral infections are dis- closed.

184544

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