Novel 3,5-di-tert-butyl-4-hydroxyphenyl-substituted heterocyclic compounds shown by the formula ##STR1## wherein .circle.Het -- represents a specific heterocyclic group and the salts thereof. The compounds have an anti-inflammatory, an anti-pyretic, an analgesic, an anti-arthritic, and an immunoregulatory activity. Hence, they are particularly useful as an antirheumatics.
Anti-rheumatic pharmaceutical compounds of formula
and salts thereof, where
is a substituted or unsubstituted imidazole, thiazole, oxazole or (2,3-dihydro)imidazo [2,1-b] thiazole ring.
Anti-rheumatic pharmaceutical compounds of formula
and salts thereof, where
is a substituted or unsubstituted (2,3-dihydro)imidazo [2,1-b] thiazole ring.
式中的抗风湿药物化合物及其盐类,其中是取代或未取代的(2,3-二氢)咪唑并[2,1-b]噻唑环。
ISOMURA, YASUO;ITO, NORIKI;SAKAMOTO, SHUICHI;HOMMA, HIROSHIGE;ABE, TETSUS+, CHEM. AND PHARM. BULL., 1983, 31, N 9, 3179-3185