N-isovaleryl-L-proline | 55817-63-5

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: N-isovaleryl-L-proline
• 英文别名: (2S)-1-(3-methylbutanoyl)pyrrolidine-2-carboxylic acid
• CAS: 55817-63-5
• 化学式: C₁₀H₁₇NO₃
• mdl: MFCD12795273
• 分子量: 199.25
• InChiKey: VBVLZADPBRUAGF-QMMMGPOBSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.3
• 重原子数：
  14
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.8
• 拓扑面积：
  57.6
• 氢给体数：
  1
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  N-isovaleryl-L-proline 、 叔-丁基氯甲酸酯 在 N-甲基吗啉 作用下， 以 氯仿 为溶剂， 反应 0.03h， 生成 2-methylpropoxycarbonyl (2S)-1-(3-methylbutanoyl)pyrrolidine-2-carboxylate
  参考文献：
  名称：

  Synthesis and antiamnesic activity of a series of N-acylprolyl-containing dipeptides

  摘要：

  Esters and amides of a series of N-acylprolyl-containing dipeptides were synthesized. It was established that these substances possess the ability to prevent memory decline evoked by maximal electroshock (MES) in a passive avoidance step-through paradigm. These N-acylprolyl-containing dipeptides were designed as analogues of pyroglutamyl-containing dipeptides, which we previously demonstrated to be highly active nootropics. Among the structure-activity relationships explored were the effect of N-acyl-substitution size, C-terminal substitution and the nature of the second amino acid. The optimal N-acyl moiety was the N-phenyl-acetyl group, while the optimal C-terminal substitution-esters were those derived from low alkyl alcohols. The optimal second amino acids were Asp, Glu or their fragments, Gly, beta-Ala, GABA. Compound 1 (N-phenylacetylprolylglycine ethyl ester) was selected for further evaluation in impaired cognitive functions. It was supposed that esters and unsubstituted amides of N-acylprolylglycines are prodrugs,which convert to the bioactive cyclo-(Pro-Gly) by virtue of enzymatic or chemical lability within the body.

  DOI：

  10.1016/0223-5234(96)80448-x
• 作为产物：
  描述：

  (S)-benzyl 1-(3-methylbutanoyl)pyrrolidine-2-carboxylate 在 palladium 10% on activated carbon 、 氢气 作用下， 以 甲醇 为溶剂， 以91%的产率得到N-isovaleryl-L-proline
  参考文献：
  名称：

  通过协同作用增强疏水相互作用和氢键强度：凝血酶抑制剂同类的合成，建模和分子动力学模拟。

  摘要：

  通过计算方法准确预测配体与其受体的结合亲和力是基于结构的药物设计的主要挑战之一。这些预测中潜在的重大错误之一是非共价相互作用的配体结合亲和力贡献是可加的共同假设。本文中，我们介绍了从两个单独的凝血酶抑制剂系列中获得的数据，这些凝血酶抑制剂的大小不断增加，并结合在S3口袋中，并带有或不带有与Gly 216氢键键合的相邻胺的疏水侧链。一米的S1'袋-氯苄基部分结合，并且所述第二具有苄脒部分。当相邻氢键存在时，增强的每的结合亲和力2与缺少该氢键的抑制剂相比，S3袋中疏水接触表面的表面张力分别提高了75％和59％。每结合亲和力的这种改进2演示了疏水相互作用和氢键间的协同性。

  DOI：

  10.1021/jm9016416

文献信息

• Repurposing the 3‐Isocyanobutanoic Acid Adenylation Enzyme SfaB for Versatile Amidation and Thioesterification
  作者：Mengyi Zhu、Lijuan Wang、Jing He

  DOI：10.1002/anie.202010042

  日期：2021.1.25

  molecules with novel skeletons, but also to identify the enzymes that catalyze diverse chemical reactions. Exploring the substrate promiscuity and catalytic mechanism of those biosynthetic enzymes facilitates the development of potential biocatalysts. SfaB is an acyl adenylate‐forming enzyme that adenylates a unique building block, 3‐isocyanobutanoic acid, in the biosynthetic pathway of the diisonitrile

  微生物天然产物的基因组挖掘使化学家不仅能够发现具有新颖骨架的生物活性分子，而且能够识别催化多种化学反应的酶。探索这些生物合成酶的底物混杂性和催化机理有助于开发潜在的生物催化剂。SfaB是一种形成酰基腺苷酸的酶，可在由硫链霉菌产生的二异腈自然产物SF2768的生物合成途径中，对独特的结构单元3-异氰基丁酸进行腺苷酸化。，并且该AMP连接酶被证明可以接受各种短链脂肪酸（SCFA）。在本文中，我们将SfaB重新用于催化那些SCFA与各种胺或硫醇亲核试剂之间的酰胺化或硫酯化反应，从而提供了另一种酶促方法来体外制备相应的酰胺和硫酯。
• Substituted Morphinans and the Use Thereof
  申请人：Purdue Pharma L.P.

  公开号：US20140187573A1

  公开（公告）日：2014-07-03

  The application is directed to compounds of Formula I: and pharmaceutically acceptable salts and solvates thereof, wherein R 1 , R 2 , R 3 , R 4a , and R 4b are defined as set forth in the specification. The invention is also directed to use of compounds of Formula I to treat disorders responsive to the modulation of one or more opioid receptors, or as synthetic intermediates. Certain compounds of the present invention are especially useful for treating pain.

  本申请涉及式I化合物： 及其医药可接受的盐和溶剂化物，其中R1、R2、R3、R4a和R4b的定义如说明书中所述。本发明还涉及使用式I化合物来治疗对一或多个阿片受体调节有反应的疾病，或作为合成中间体。本发明中的某些化合物特别适用于治疗疼痛。
• Nitrile derivatives that inhibit cathepsin K
  申请人：——

  公开号：US20010008901A1

  公开（公告）日：2001-07-19

  Compounds of the formula: 1 wherein R 1 to R 7 and Y are as defined in the specification, and pharmaceutically acceptable salts and/or pharmaceutically acceptable esters thereof, are useful for treating diseases associated with cystein proteases, such as osteoporosis, osteoarthritis, rheumatoid arthritis, tumor metastasis, glomerulonephritis, atherosclerosis, myocardial infarction, angina pectoris, instable angina pectoris, stroke, plaque rupture, transient ischemic attacks, amaurosis fugax, peripheral arterial occlusive disease, restenosis after angioplasty and stent placement, abdominal aortic aneurysm formation, inflammation, autoimmune disease, malaria, ocular fundus tissue cytopathy and respiratory disease.

  该公式化合物：其中R1到R7和Y如规范中定义，并且其药用盐和/或药用酯是用于治疗与半胱氨酸蛋白酶相关的疾病，如骨质疏松症、骨关节炎、类风湿性关节炎、肿瘤转移、肾小球肾炎、动脉粥样硬化、心肌梗死、心绞痛、不稳定性心绞痛、中风、斑块破裂、短暂性缺血性发作、瞬间性视网膜动脉阻塞、外周动脉闭塞性疾病、血管成形术和支架植入术后再狭窄、腹主动脉瘤形成、炎症、自身免疫疾病、疟疾、眼底组织细胞病变和呼吸道疾病的有用化合物。
• Biologically active n-acylprolydipeptides having antiamnestic,
  申请人：Russian-American Institute for New Drug Development

  公开号：US05439930A1

  公开（公告）日：1995-08-08

  A novel class of substances of N-acyl-prolyldipeptides, which possess psychotropic activity and particularly facilitate learning and memory are described. The N-acyl-prolyldipeptides of the invention have the formula: ##STR1## wherein R.sup.1 =(C.sub.4 -C.sub.5) alkyl, cycloalkyl, aralkyl, or aryl; R.sup.2 =H.sub.1 (C.sub.1 -C.sub.4) alkyl, carbamidoalkyl, or carbalkoxyalkyl; R.sup.3 =NH.sub.2, NH(alkyl), N(alkyl).sub.2, OH, or alkoxy; and n=0-3, preferably 0-2.

  本发明描述了一种新型的N-酰基-脯氨酰二肽物质，具有精神活性，特别是促进学习和记忆。该发明的N-酰基-脯氨酰二肽具有以下结构式：##STR1## 其中R.sup.1 = (C.sub.4 -C.sub.5)烷基，环烷基，芳基烷基或芳基; R.sup.2 = H.sub.1 (C.sub.1 -C.sub.4)烷基，碳酰胺烷基或羧酸烷氧基烷基; R.sup.3 = NH.sub.2，NH(烷基)，N(烷基).sub.2，OH或烷氧基; n = 0-3，优选0-2。
• NOVEL PYRROLIDINE DERIVED BETA 3 ADRENERGIC RECEPTOR AGONISTS
  申请人：Edmondson Scott D.

  公开号：US20120157432A1

  公开（公告）日：2012-06-21

  The present invention provides compounds of Formula (I), pharmaceutical compositions thereof, and method of using the same in the treatment or prevention of diseases mediated by the activation of β3-adrenoceptor.

  本发明提供公式（I）的化合物、其制药组合物以及使用该化合物治疗或预防通过激活β3-肾上腺素受体介导的疾病的方法。