METHOD OF NEW SUBSTITUTED 2-PHENYL-7H-THIAZOLO (3,2-B) (1,2,4)TRIAZINE-7-ONS PRODUCTION

摘要

3-Substd. phenyl-thiazolo -triazinone cpds. of formula (I) and physiologically acceptable acid addn. salts are new: R1=1-4C alkyl, CH2OH or CH2NR4R5; R2=H or 1-3C alkyl; R3=H, 1-4C alkyl, CH2OH or CH2NR4R5; R4 and R5=H or 1-4C alkyl or together complete a 5-7 membered satd. ring which may include an additional O, S or NR6 as ring member; R6=H or 1-4C alkyl. - Also new are the intermediates (V) and (VI): Ph'=3-(1-4C alkyl)-4-hydroxy-5-tert. butylphenyl.