Patent ID: 6538150
Filing Date: 2003-03-25
Classification: C07C,C07D

Abstract:
A compound of the formula (I), in whichR1 is H, (C1-C8)alkyl, (C3-C8)alkenyl or (C3-C8)alkynyl, where the last 3 radicals are unsubstituted or substituted, R2, R3 independently of one another are H or acyl, R4, R5 are H, R6 is H or (C1-C8)alkyl which is unsubstituted or substituted, R7 is (C1-C8)alkyl, (C3-C8)alkenyl, (C3-C8)alkynyl, (C6-C14)aryl or mono- or di (C1-C8)alkylamino which are unsubstituted or substituted, or R6 and R7 together form a chain of the formula â€”(CH2)m,Bm1â€” which is unsubstituted or substituted, and where m=2, 3 or 4, m1=0 or 1 and B=CO or SO2, R8 radicals are identical or different and are (C1-C4)alkyl, (C1-C4)alkoxy, [(C1-C4)alkyl]carbonyl or [(C1-C4)alkoxy]carbonyl which are unsubstituted or substituted, or R8 is halogen, NO2 or CN, and n is 0, 1, 2 or 3, wherein, unless otherwise identified, the substituents are halogen, (C1-C8)alkoxy, (C1-C8)haloalkoxy, (C1-C8)alkylthio, hydroxyl, amino, nitro, carboxyl, cyano, azido (C1-C8)alkoxycarbonyl, (C1-C8)alkylcarbonyl, formyl, carbamoyl, mono- and di-(C1-C8) alkylaminocarbonyl, acylamino, mono- and di-(C1-C8) alkylamino, (C1-C8)alkylsulfinyl, (C1-C8)haloalkylsulfinyl, (C1-C8)alkylsulfonyl, halo(C1-C8)alkylsulfonyl, (C1-C8)cycloalkyl, (C1-C8) cycloalkenyl, wherein the cycloalkyl and cycloalkyl radicals are optionally substituted by (C1-C8)alkyl and halo(C1-C8)alkyl, (C1-C8)alkenyl, (C1-C8)alkynyl, (C1-C8)alkenyloxy or (C1-C8)alkynyloxy.