结果表明,用五硫化二磷或Lawesson试剂处理α-氨基酸衍生的二酰胺可为制备5-氨基噻唑提供便利的方法。通过该方法,除了单环5-氨基噻唑19,新的双环5-氨基噻唑衍生物,如4,5,6,7-四氢噻唑并[5,4- b〕吡啶11,5,6,7,8-四氢-4- ħ -噻唑并[5,4- b ]吖庚因7,-4,5,6,7,8,9- hexahydrothiazolo并[5,4- b ]吖辛因16在中等制备到从简单的良好的产率和相关的化合物双酰胺,表明该方法具有广泛的通用性。
结果表明,用五硫化二磷或Lawesson试剂处理α-氨基酸衍生的二酰胺可为制备5-氨基噻唑提供便利的方法。通过该方法,除了单环5-氨基噻唑19,新的双环5-氨基噻唑衍生物,如4,5,6,7-四氢噻唑并[5,4- b〕吡啶11,5,6,7,8-四氢-4- ħ -噻唑并[5,4- b ]吖庚因7,-4,5,6,7,8,9- hexahydrothiazolo并[5,4- b ]吖辛因16在中等制备到从简单的良好的产率和相关的化合物双酰胺,表明该方法具有广泛的通用性。
New thiazolo[5,4-b]azepine compounds represented by ##STR1## wherein R.sup.1 is a hydrogen atom, an aliphatic group which may be substituted, a carboxylic acyl group which may be substituted or a sulfonic acyl group which may be substituted; R.sup.2 is a hydrogen atom, an aromatic group which may be substituted or an aliphatic group which may be substituted, which are capable of e.g., inhibiting lipoperoxide formation.
New thiazolo[5,4-b]azepine compounds represented by ##STR1## wherein R.sup.1 is a hydrogen atom, an aliphatic group which may be substituted, a carboxylic acyl group which may be substituted or a sulfonic acyl group which may be substituted; R.sup.2 is a hydrogen atom, an aromatic group which may be substituted or an aliphatic group which may be substituted, which are capable of e.g., inhibiting lipoperoxide formation.
New thiazolo[5,4-b]azepine compounds represented by ##STR1## wherein R.sup.1 is a hydrogen atom, an aliphatic group which may be substituted, a carboxylic acyl group which may be substituted or a sulfonic acyl group which may be substituted; R.sup.2 is a hydrogen atom, an aromatic group which may be substituted or an aliphatic group which may be substituted, which are capable of e.g., inhibiting lipoperoxide formation.