Process for directly preparing n-mono- or n,n- disubstituted...

Details Process for directly preparing n-mono- or n,n- disubstituted... Process for directly preparing n-mono- or n,n- disubstituted...

C - Chemistry, Metallurgy

07

D

260/317, 260/278

C07D 401/04 (2006.01) C07D 209/92 (2006.01)

Patent

CA 1101862

ABSTRACT OF THE DISCLOSURE: The present invention relates to 5-amino-naphtho- styryls having the general formula: Image wherein: R = H; R' = alkyl C1-C4, benzyl; R" = alkyl C1-C4; furthermore R' and R", together, may form with the nitrogen atom a piperidine ring; and a process for their preparation. Such products are of great interest in the field of the "fine chemicals" and mainly as intermediate components in the field of the dyestuffs and pharmaceutical product.

290854

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