N-{2(RS)-[(hydroxyamino)carbonyl]-1-oxo-3-phenylpropyl}glycine benzylamide | 96896-83-2

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 肽模拟物
• 英文名称: N-{2(RS)-[(hydroxyamino)carbonyl]-1-oxo-3-phenylpropyl}glycine benzylamide
• 英文别名: 2-Benzyl-N-(benzylcarbamoyl-methyl)-N''-hydroxy-malonamide；2-benzyl-N-[2-(benzylamino)-2-oxoethyl]-N'-hydroxypropanediamide
• CAS: 96896-83-2
• 化学式: C₁₉H₂₁N₃O₄
• 分子量: 355.393
• InChiKey: RKMYRPYGQIKPHB-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.3
• 重原子数：
  26
• 可旋转键数：
  8
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.21
• 拓扑面积：
  108
• 氢给体数：
  4
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  2-苄基丙二酸乙酯 在 palladium on activated charcoal sodium hydroxide 、 氢气 、 1-环已基-2-吗啉乙基碳二亚胺对甲苯磺酸盐 、 1-羟基苯并三唑 、 三乙胺 、 N,N'-二环己基碳二亚胺 作用下， 以 四氢呋喃 、 甲醇 、 氯仿 为溶剂， 反应 7.0h， 生成 N-{2(RS)-[(hydroxyamino)carbonyl]-1-oxo-3-phenylpropyl}glycine benzylamide
  参考文献：
  名称：

  New bidentates as full inhibitors of enkephalin-degrading enzymes: synthesis and analgesic properties

  摘要：

  New compounds were designed to fully inhibit the in vitro metabolism of enkephalins, ensured by three different metallopeptidases. For this purpose, bidentate ligands as hydroxamate and N-hydroxy-N-formylamino groups were selected as highly potent metal coordinating agents and introduced on Phe-Gly and Phe-Ala related structures. Compounds corresponding to the general formula HC(O)N(OH)CH2CH(CH2Ph)CONHCH2COOH (compound 7) and HN(OH)C(O)CH2CH(CH2Ph)CONHCH(R)COOH (compound 11, R = H; compound 13, R = CH3) behave as full inhibitors of the three enzymes, with IC50's in the nanomolar range for enkephalinase, from 0.3 microM to 1 nM for dipeptidylaminopeptidase, and in the micromolar range for a biologically relevant aminopeptidase. Two diastereoisomers of the most active inhibitor 13 were separated by HPLC and their stereochemistry was assigned by 1H NMR spectroscopy. Both isomers were efficient as enkephalinase blockers, but only the RS isomer, designated kelatorphan, was able to strongly inhibit aminopeptidase and dipeptidylaminopeptidase. Intracerebroventricular injection in mice of these mixed inhibitors, especially kelatorphan, led to naloxone reversible analgesic responses (hot-plate test) that were slightly better than those produced by a mixture of thiorphan and bestatin, two potent inhibitors of enkephalinase and aminopeptidase, respectively. Kelatorphan was also more efficient in potentiating the analgesia induced by a subanalgesic dose of Met-enkephalin. All these results support a physiological role in pain transmission for enkephalinase and a probably synaptic aminopeptidase M.

  DOI：

  10.1021/jm00147a007

文献信息

• New bidentates as full inhibitors of enkephalin-degrading enzymes: synthesis and analgesic properties
  作者：Marie Claude Fournie-Zaluski、Annie Coulaud、Romaine Bouboutou、Pierre Chaillet、Jocelyne Devin、Gilles Waksman、Jean Costentin、Bernard P. Roques

  DOI：10.1021/jm00147a007

  日期：1985.9

  New compounds were designed to fully inhibit the in vitro metabolism of enkephalins, ensured by three different metallopeptidases. For this purpose, bidentate ligands as hydroxamate and N-hydroxy-N-formylamino groups were selected as highly potent metal coordinating agents and introduced on Phe-Gly and Phe-Ala related structures. Compounds corresponding to the general formula HC(O)N(OH)CH2CH(CH2Ph)CONHCH2COOH (compound 7) and HN(OH)C(O)CH2CH(CH2Ph)CONHCH(R)COOH (compound 11, R = H; compound 13, R = CH3) behave as full inhibitors of the three enzymes, with IC50's in the nanomolar range for enkephalinase, from 0.3 microM to 1 nM for dipeptidylaminopeptidase, and in the micromolar range for a biologically relevant aminopeptidase. Two diastereoisomers of the most active inhibitor 13 were separated by HPLC and their stereochemistry was assigned by 1H NMR spectroscopy. Both isomers were efficient as enkephalinase blockers, but only the RS isomer, designated kelatorphan, was able to strongly inhibit aminopeptidase and dipeptidylaminopeptidase. Intracerebroventricular injection in mice of these mixed inhibitors, especially kelatorphan, led to naloxone reversible analgesic responses (hot-plate test) that were slightly better than those produced by a mixture of thiorphan and bestatin, two potent inhibitors of enkephalinase and aminopeptidase, respectively. Kelatorphan was also more efficient in potentiating the analgesia induced by a subanalgesic dose of Met-enkephalin. All these results support a physiological role in pain transmission for enkephalinase and a probably synaptic aminopeptidase M.