申请人:Sumitomo Chemical Company, Limited
公开号:US04054668A1
公开(公告)日:1977-10-18
Novel N-substituted amino acid derivatives of the formula: ##STR1## wherein R.sub.1 is an alkenyl group having 2 to 5 carbon atoms, a halogen-substituted alkenyl group having 2 to 5 carbon atoms or an alkynyl group having 2 to 5 carbon atoms, R.sub.2 is a methyl or ##STR2## group in which R.sub.2 ' is an alkyl group having 1 to 4 carbon atoms or a halogen-substituted alkyl group having 1 to 4 carbon atoms; and R.sub.3 is a hydrogen atom, an alkyl having 1 to 20 carbon atoms, cycloalkyl having 3 to 6 carbon atoms, benzyl, hydroxyethyl or methoxyethyl group, and inorganic or organic acid addition salts thereof, which possess useful soil fungicidal activities and can be produced by reacting a sarcosine derivative of the formula: CH.sub.3 HNCH.sub.2 COOR.sub.3 (II) wherein R.sub.3 is as defined above, with a halogen compound of the formula: R.sub.1 -- X (III) wherein R.sub.1 is as defined above and X is a halogen atom, or by reacting an N-substituted glycine derivative of the formula: ##STR3## wherein R.sub.1 and R.sub.3 are as defined above, with an acyl compound of the formula: ##STR4## wherein R.sub.2 ' is as defined above and X is a halogen atom.
本发明涉及一种新型的N-取代氨基酸衍生物,其化学式为:##STR1## 其中R.sub.1是具有2至5个碳原子的烯丙基,具有2至5个碳原子的卤代烯丙基或具有2至5个碳原子的炔基;R.sub.2是甲基或##STR2##,其中R.sub.2'是具有1至4个碳原子的烷基或具有1至4个碳原子的卤代烷基;R.sub.3是氢原子,具有1至20个碳原子的烷基,具有3至6个碳原子的环烷基,苄基,羟乙基或甲氧基乙基基团,以及它们的无机或有机酸盐。该衍生物具有有用的土壤杀菌活性,并可通过将化学式为:CH.sub.3 HNCH.sub.2 COOR.sub.3 (II)的肌氨酸衍生物与化学式为:R.sub.1--X (III)的卤代化合物反应,其中R.sub.1和X的含义如上所述,或通过将化学式为:##STR3##的N-取代甘氨酸衍生物与化学式为:##STR4##的酰基化合物反应,其中R.sub.1、R.sub.2'和X的含义如上所述,来制备。