(S)-cyclopentyl 2-(4-aminobenzamido)-4-methylpentanoate | 914382-79-9

• 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: (S)-cyclopentyl 2-(4-aminobenzamido)-4-methylpentanoate
• 英文别名: (S)-2-(4-amino-benzoylamino)-4-methyl-pentanoic acid cyclopentyl ester；cyclopentyl (2S)-2-[(4-aminobenzoyl)amino]-4-methylpentanoate
• CAS: 914382-79-9
• 化学式: C₁₈H₂₆N₂O₃
• 分子量: 318.416
• InChiKey: AFPSQMZIIDLYFY-INIZCTEOSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.4
• 重原子数：
  23
• 可旋转键数：
  7
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.56
• 拓扑面积：
  81.4
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  (S)-cyclopentyl 2-(4-aminobenzamido)-4-methylpentanoate 在 镍 水 、 氢气 、 三羟甲基氨基甲烷盐酸盐 、 溶剂黄146 、 sodium chloride 作用下， 反应 49.33h， 生成 (S)-2-(4-((2,4-diamino-5-methylpyrido[2,3-d]pyrimidin-6-yl)methylamino)benzamido)-4-methylpentanoic acid
  参考文献：
  名称：

  WO2007/132146

  摘要：

  公开号：
• 作为产物：
  描述：

  cyclopentyl L-leucinate tosylate 在 palladium on activated charcoal 氢气 、 三乙胺 作用下， 以 四氢呋喃 、 乙醇 为溶剂， 反应 32.0h， 生成 (S)-cyclopentyl 2-(4-aminobenzamido)-4-methylpentanoate
  参考文献：
  名称：

  WO2006/117549

  摘要：

  公开号：

文献信息

• ENZYME INHIBITORS
  申请人：Davidson Alan Hornsby

  公开号：US20140163042A1

  公开（公告）日：2014-06-12

  Compounds of formula (I) are inhibitors of histone deacetylase activity, and are useful in the treatment of, for example, cancers, wherein R 1 is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intracellular carboxyesterase enzymes to a carboxylic acid group; R 2 is the side chain of a natural or non-natural alpha amino acid; Y is a bond, —C(═O), —S(═O) 2 —, —C(═O)O—, —C(O)NR 3 —, —C(═S)—NR 3 , —C(═NH)NR 3 or —S(═O) 2 NR 3 — wherein R 3 is hydrogen or optionally substituted C 1 -C 6 alkyl; L 1 is a divalent radical of formula -(Alk 1 ) m (Q) n (Alk 2 ) p - wherein m, n and p are independently 0 or 1, Q is (i) an optionally substituted divalent mono- or bicyclic carbocyclic or heterocyclic radical having 5-13 ring members, or (ii), in the case where both m and p are 0, a divalent radical of formula —X 2 -Q 1 - or -Q 1 -X 2 — wherein X 2 is —O—, S— or NR A — wherein R A is hydrogen or optionally substituted C 1 -C 3 alkyl, and Q 1 is an optionally substituted divalent mono- or bicyclic carbocyclic or heterocyclic radical having 5-13 ring members, Alk 1 and Alk 2 independently represent optionally substituted divalent C 3 -C 7 cycloalkyl radicals, or optionally substituted straight or branched, C 1 -C 6 alkylene, C 2 -C 6 alkenylene, or C 2 -C 6 alkynylene radicals which may optionally contain or terminate in an ether (—O—), thioether (—S—) or amino (—NR A —) link wherein R A is hydrogen or optionally substituted C 1 -C 3 alkyl; X 1 represents a bond; —C(═O); or —S(═O) 2 —; —NR 4 C(═O)—, —C(═O)NR 4 —, —NR 4 C(═O)NR 5 —, —NR 4 S(═O) 2 —, or —S(═O) 2 NR 4 — wherein R 4 and R 5 are independently hydrogen or optionally substituted C 1 -C 6 alkyl; z is 0 or 1; A represents an optionally substituted mono-, bi- or tri-cyclic carbocyclic or heterocyclic ring system wherein the radicals R 1 R 2 NH—Y-L 1 -X 1 -[CH 2 ] Z — and HONHCO-[LINKER]- are attached different ring atoms; and -[Linker]- represents a divalent linker radical linking a ring atom in A with the hydroxamic acid group CONIIOII, the length of the linker radical, from the terminal atom linked to the ring atom of A to the terminal atom linked to the hydroxamic acid group, is equivalent to that of an unbranched saturated hydrocarbon chain of from 3-10 carbon atoms.

  式(I)的化合物是组蛋白去乙酰化酶活性抑制剂，可用于治疗癌症等疾病，其中R1是羧酸基（-COOH）或可由一个或多个细胞内羧酸酯酶水解为羧酸基的酯基；R2是天然或非天然α氨基酸的侧链；Y是键，-C（=O），-S（=O）2-，-C（=O）O-，-C（=O）NR3-，-C（=S）-NR3，-C（=NH）NR3或-S（=O）2NR3-，其中R3是氢或可选取代的C1-C6烷基；L1是式-(Alk1)m(Q)n(Alk2)p-的二价基团，其中m、n和p独立地为0或1，Q是（i）一个可选取代的二价单环或双环碳环或杂环基团，具有5-13个环成员，或（ii）在m和p均为0的情况下，是式-Q1-X2-或-X2-Q1-的二价基团，其中X2是-O-，-S-或-NRA-，其中RA是氢或可选取代的C1-C3烷基，Q1是可选取代的二价单环或双环碳环或杂环基团，具有5-13个环成员，Alk1和Alk2独立地表示可选取代的二价C3-C7环烷基基团，或可选取代的直链或支链，C1-C6烷基，C2-C6烯基或C2-C6炔基基团，其可以可选地含有或终止于醚（-O-），硫醚（-S-）或氨基（-NRA-）链，其中RA是氢或可选取代的C1-C3烷基；X1表示键，-C（=O）或-S（=O）2-；-NR4C（=O）-，-C（=O）NR4-，-NR4C（=O）NR5-，-NR4S（=O）2-或-S（=O）2NR4-，其中R4和R5独立地为氢或可选取代的C1-C6烷基；z为0或1；A表示可选取代的单环、双环或三环碳环或杂环系统，其中基团R1R2NH-Y-L1-X1-[CH2]Z-和HONHCO-[LINKER]-附着在不同的环原子上；-[Linker]-表示将A中的一个环原子与羟酰胺酸基团CONIIOII连接的二价连接基团，连接基团的长度，从连接到A环原子的末端原子到连接到羟酸胺基团的末端原子，相当于从3-10个碳原子的直链饱和碳氢链的长度。
• DHFR Enzyme Inhibitors
  申请人：Davidson Alan Hornsby

  公开号：US20090118311A1

  公开（公告）日：2009-05-07

  Compounds of formula (I) or (II) are dihydrofolate reductase inhibitors, useful for the treatment of, for example, cell proliferative diseases: wherein A and D are independently —CHR 7 — or —NR 7 —; E and G are independently ═CR 7 — or ═N—; each R 6 independently represents hydrogen or —OR 7 ; R 7 is hydrogen or C 1 -C 6 alkyl; R 1 is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intracellular carboxylesterase enzymes to a carboxylic acid group; R 2 is the side chain of a natural or non-natural alpha amino acid which does not contain a carboxyl, or carboxyl ester group; Y is a bond, —C(═O)—, —S(═O) 2 —, —C(═O)NR 3 —, —C(═S)—NR 3 , —C(═NH)NR 3 or —S(═O) 2 NR 3 — wherein R 3 is hydrogen or optionally substituted C 1 -C 6 alkyl; L 1 is a divalent radical of formula -(Alk 1 ) m (Q) n (Alk 2 ) p - wherein m, n and p are independently 0 or 1, and Q, Alk 1 and Alk 2 are as defined in the claims; X 1 represents a bond; —C(═O); or —S(═O) 2 —; —NR 4 C(═O)—, —C(═O)NR 4 —, —NR 4 C(═O)NR 5 —, —NR 4 S(═O) 2 —, or —S(═O) 2 NR 4 — wherein R 4 and R 5 are independently hydrogen or optionally substituted C 1 -C 6 alkyl; and z is 0 or 1.

  式(I)或(II)的化合物是二氢叶酸还原酶抑制剂，适用于治疗细胞增殖性疾病，其中A和D独立地为—CHR7—或—NR7—;E和G独立地为═CR7—或═N—;每个R6独立地表示氢或—OR7;R7是氢或C1-C6烷基;R1是羧酸基(—COOH)，或者是可由一个或多个细胞内羧酸酯酶水解为羧酸基的酯基;R2是天然或非天然α氨基酸的侧链，不含羧基或羧酯基;Y是键，—C(═O)—、—S(═O)2—、—C(═O)NR3—、—C(═S)—NR3、—C(═NH)NR3或—S(═O)2NR3—其中R3是氢或可选取代的C1-C6烷基;L1是式-(Alk1)m(Q)n(Alk2)p-的二价基团，其中m、n和p独立地为0或1，而Q、Alk1和Alk2如权利要求所定义;X1表示键;—C(═O);或—S(═O)2—;—NR4C(═O)—、—C(═O)NR4—、—NR4C(═O)NR5—、—NR4S(═O)2—或—S(═O)2NR4—其中R4和R5独立地为氢或可选取代的C1-C6烷基;z为0或1。
• Enzyme Inhibitors
  申请人：Davidson Alan Hornsby

  公开号：US20090291978A1

  公开（公告）日：2009-11-26

  Compounds of formula (I) are inhibitors of histone deacetylase activity, and are useful in the treatment of, for example, cancers, wherein R 1 is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intracellular carboxyesterase enzymes to a carboxylic acid group; R 2 is the side chain of a natural or non-natural alpha amino acid; Y is a bond, C(═O)—, —S(═O) 2 —, —C(—O)O—, —C(O)NR 3 —, —C(═S)—NR 3 , —C(═NH)NR 3 or —S(═O) 2 NR 3 — wherein R 3 is hydrogen or optionally substituted C 1 -C 6 alkyl; L is a divalent radical of formula -(Alk 1 ) m (O) n (Alk 2 ) p — wherein m, n and p are independently 0 or 1, Q is (i) an optionally substituted divalent mono- or bicyclic carbocyclic or heterocyclic radical having 5-13 ring members, or (ii), in the case where both m and p are 0, a divalent radical of formula —X 2 -Q 1 - or -Q 1 -X 2 — wherein X 2 is —O—, S— or NR A — wherein R A is hydrogen or optionally substituted C 1 -C 3 alkyl, and Q 1 is an optionally substituted divalent mono- or bicyclic carbocyclic or hetero-cyclic radical having 5-13 ring members, AIk 1 and AIk 2 independently represent optionally substituted divalent C 3 -C 7 cycloalkyl radicals, or optionally substituted straight or branched, C 1 -C 6 alkylene, C 2 -C 6 alkenylene, or C 2 -C 6 alkynylene radicals which may optionally contain or terminate in an ether (—O—), thioether (—S—) or amino (—NR A -) link wherein R A is hydrogen or optionally substituted C 1 -C 3 alkyl; X represents a bond; —C(═O); or —S(═O) 2 —; —NR 4 C(═O)—, —C(═O)NR 4 —, —NR 4 C(═O)NR 5 —, —NR 4 S(═O) 2 —, or —S(═O) 2 NR 4 — wherein R 4 and R 5 are independently hydrogen or optionally substituted C 1 -C 6 alkyl; z is 0 or 1; A represents an optionally substituted mono-, bi- or tri-cyclic carbocyclic or heterocyclic ring system wherein the radicals R 1 R 2 NH—Y-L 1 -X 1 —[CH 2 ] z — and HONHCO-[LINKER]- are attached different ring atoms; and -[Linker]- represents a divalent linker radical linking a ring atom in A with the hydroxamic acid group CONHOH, the length of the linker radical, from the terminal atom linked to the ring atom of A to the terminal atom linked to the hydroxamic acid group, is equivalent to that of an unbranched saturated hydrocarbon chain of from 3-10 carbon atoms.

  式(I)的化合物是组蛋白去乙酰化酶抑制剂，可用于治疗癌症等疾病，其中R1是羧酸基（-COOH）或一个可被一个或多个细胞内羧酸酯酶水解为羧酸基的酯基；R2是天然或非天然α氨基酸的侧链；Y是键，C（═O）—，—S（═O）2—，—C（—O）O—，—C（O）NR3—，—C（═S）—NR3，—C（═NH）NR3或—S（═O）2NR3—，其中R3是氢或可选择性取代的C1-C6烷基；L是式-(Alk1)m(O)n(Alk2)p-的二价基团，其中m、n和p分别独立为0或1；Q是（i）一个可选择性取代的二价单环或双环碳环或杂环基团，其具有5-13个环成员，或（ii）在m和p都为0的情况下，是式—X2-Q1-或-Q1-X2—的二价基团，其中X2是—O—，S—或NRA—，其中RA是氢或可选择性取代的C1-C3烷基，Q1是一个可选择性取代的二价单环或双环碳环或杂环基团，其具有5-13个环成员，Alk1和Alk2独立地表示可选择性取代的二价C3-C7环烷基基团，或可选择性取代的直链或支链C1-C6烷基、C2-C6烯基或C2-C6炔基基团，其可以选择性地包含或终止于醚（-O-）、硫醚（-S-）或氨基（-NRA-）链，其中RA是氢或可选择性取代的C1-C3烷基；X表示键，—C（═O）；或—S（═O）2—；—NR4C（═O）—，—C（═O）NR4—，—NR4C（═O）NR5—，—NR4S（═O）2—或—S（═O）2NR4—，其中R4和R5独立地为氢或可选择性取代的C1-C6烷基；z为0或1；A表示可选择性取代的单环、双环或三环碳环或杂环系统，其中基团R1R2NH—Y-L1-X1—[CH2]z—和HONHCO-[LINKER]-附着于不同的环原子上；-[Linker]-表示连接A中的一个环原子与羟酰胺酸基团CONHOH的二价连接基团，连接基团的长度，从连接到A环原子的末端原子到连接到羟酸胺基团的末端原子，相当于3-10个碳原子的直链饱和烃链的长度。
• ENZYME AND RECEPTOR MODULATION
  申请人：Chroma Therapeutics Ltd

  公开号：US20150126534A1

  公开（公告）日：2015-05-07

  Covalent conjugation of an alpha amino acid ester to a modulator of the activity of a target intracellular enzyme or receptor, wherein the ester group of the conjugate is hydrolysable by one or more intracellular carboxylesterase enzymes to the corresponding acid, leads to accumulation of the carboxylic acid hydrolysis product in the cell and enables improved or more prolonged enzyme or receptor modulation relative to the unconjugated modulator.

  将α-氨基酸酯共价连接到靶向细胞内酶或受体活性调节剂上，其中共轭物的酯基可被一个或多个细胞内羧酸酯酶水解为相应的酸，导致羧酸水解产物在细胞内积累，并相对于未共轭的调节剂实现改善或更长时间的酶或受体调节。
• Enzyme and Receptor Modulation
  申请人：Davidson Alan Hornsby

  公开号：US20090215800A1

  公开（公告）日：2009-08-27

  Covalent conjugation of an alpha amino acid ester to a modulator of the activity of a target intracellular enzyme or receptor, wherein the ester group of the conjugate is hydrolysable by one or more intracellular carboxylesterase enzymes to the corresponding acid, leads to accumulation of the carboxylic acid hydrolysis product in the cell and enables improved or more prolonged enzyme or receptor modulation relative to the unconjugated modulator.

  将α-氨基酸酯与靶向细胞内酶或受体活性的调节剂共价结合，其中共轭物的酯基可被一个或多个细胞内羧酸酯酶水解为相应的酸，导致羧酸水解产物在细胞内积累，并使相对于未共轭的调节剂，酶或受体的调节改善或更长久。