Patent ID: 6964963

Claim:
4-Acylamino-1-naphthol ethers of the general formula (VIIa) where R 1 is C 3 -C 12 -alkyl, C 2 -C 8 -haloalkyl, C 7 -C 13 -arylalkyl or substituents of the general formula (IV) A-B (IV) where A is C 2 -C 8 -alkylene, C 2 -C 8 -haloalkylene and B is NR 6 R 7 , SR 6 or OR 6 where R 6 and R 7 are each independently substituted or unsubstituted C 1 -C 8 -alkyl, C 1 -C 8 -haloalkyl, C 7 -C 12 -arylalkyl or C 6 -C 10 -aryl or NR 6 R 7 together is a 5- to 8-membered heterocycle and R 2 is hydrogen, halogen or C 1 -C 4 -alkyl and R 3 is hydrogen, halogen, C 1 -C 4 -alkyl or C 1 -C 4 -alkoxy and n is zero, one, two, three or four and R 4 are each independently halogen, nitro, cyano, protected formyl, C 1 -C 8 -alkyl, C 7 -C 10 -arylalkyl, C 1 -C 8 -hydroxyalkyl, C 1 -C 8 -haloalkyl or C 6 -C 10 -aryl or substituents of the general formula (II) D-E-F (II) where, independently, D is absent or is a C 1 -C 8 -alkylene radical and E is a carbonyl group or sulphonyl group and F is R 6 , OR 6 , NH 2 , SR 6 , NHR 6 or NR 6 R 7 and where R 6 and R 7 are each independently substituted or unsubstituted C 1 -C 8 -alkyl, C 1 -C 8 -haloalkyl, C 7 -C 12 -arylalkyl or C 6 -C 10 -aryl or NR 6 R 7 together is a 5- to 8-membered heterocycle and R 5 is C 1 -C 6 -alkyl or C 1 -C 4 -haloalkyl.