| 摘要 |
Cpds. (I) and (II) - R' and R2 = H or (1-8C) alkyl - R3 and R4 = H, (1-8C)alkyl, PhCH2, or NR3R4 forms a satd. 5 or 6-membered heterocyclic ring. - A = (2-6C) alkylene with at least 2C atoms separating C and N. - X = H, halogen, (1-8C) alkyl, (1-8C) Alkyl or CHal3 and - R5 = CONHR6, CO2R7, COR8, CHOHR8 or Ph opt. subst. by halogen, (1-8C) alkyl, (1-8C) Alkyl or CHal3, where R6 = H, (1-8C) alkyl or Ph opt. subst. by one or more (1-8C) alkyl or Alkyl gps. - R7 = H or (1-8C) alkyl - R8 = (1-8C) alkyl, Ph, or Ph-(1-8C) alkyl. - III Acid addn. salts of I.
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