Patent ID: 6103688
Filing Date: 2000-08-15
Classification: C07C,C07D,C11B

Abstract:
A compound of formula ##STR35## wherein the tert-butyl radical is located in positions 5 or 6 of the aromatic ring and either (1) Y represents hydrogen; X represents a --CHO group or a group of formula ##STR36## in which symbols R', taken separately, each represent a C.sub.1 to C.sub.4 linear or branched, saturated or unsaturated alkyl radical, or taken together represent a substituted or unsubstituted C.sub.2 to C.sub.4 alkylene radical; and R.sup.2 represents a hydrogen atom or a methyl radical; or (2) X and R.sup.2 each represent a hydrogen atom and Y represents a --CH.sub.2 CHO group or a group of formula ##STR37## in which symbols R' are as defined above.