(2S)-2-(methyl{[(phenylmethyl)oxy]carbonyl}amino)propanoic acid | 21691-41-8

• 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: (2S)-2-(methyl{[(phenylmethyl)oxy]carbonyl}amino)propanoic acid
• 英文别名: N-((benzyloxy)carbonyl)-N-methyl-L-alanine；Z-N-MeAla；N-Cbz-N-Me-Ala-OH；Z-N-Me-Ala-OH；(2S)-2-[methyl(phenylmethoxycarbonyl)amino]propanoic acid
• CAS: 21691-41-8
• 化学式: C₁₂H₁₅NO₄
• 分子量: 237.255
• InChiKey: QGEQKVZQPWSOTI-VIFPVBQESA-N

物化性质

• 熔点：
  54-56℃
• 沸点：
  389.5±31.0 °C(Predicted)
• 密度：
  1.222
• 溶解度：
  溶于氯仿、二氯甲烷、乙酸乙酯、DMSO、丙酮等。

计算性质

• 辛醇/水分配系数(LogP)：
  1.6
• 重原子数：
  17
• 可旋转键数：
  5
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  66.8
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 海关编码：
  2922509090
• WGK Germany：
  3
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  2-8°C

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: Z-MeAla-OH
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: Z-MeAla-OH
CAS number: 21691-41-8

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Section 4. First aid measures
Skin contact: Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion: Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

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Section 5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

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Section 6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution: Wear approved mask/respirator
Hand precaution: Wear suitable gloves/gauntlets
Skin protection: Wear suitable protective clothing
Eye protection: Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

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Section 7. Handling and storage
Handling: This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, refrigerated.
Storage:

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Section 8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

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Section 9. Physical and chemical properties
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C12H15NO4
Molecular weight: 237.3

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

Z-N-Me-Ala-OH是一种丙氨酸衍生物。

反应信息

• 作为反应物：
  描述：

  (2S)-2-(methyl{[(phenylmethyl)oxy]carbonyl}amino)propanoic acid 在 乙二胺四乙酸 、 苯甲基磺酰氟 、 水 作用下， 以 aq. phosphate buffer 为溶剂， 生成 N-甲基-L-丙氨酸
  参考文献：
  名称：

  微生物对映选择性去除N-苄氧羰基氨基保护基。

  摘要：

  为了使N-碳苯甲氧基-1-氨基酸（Cbz-AA）和相关化合物脱保护，通过以Cbz-1-Glu作为唯一氮源的富集培养从土壤中选择了一系列微生物。两种节杆菌属的冻干全细胞制剂。在Cbz-Glu或Cbz-Gly上生长的菌株显示出高裂解活性。已经优化了水解条件，并且获得了几种Cbz-dl-氨基酸的定量对映选择性脱保护，以及几种合成氨基化合物的N-氨基甲酸酯衍生物的脱保护。该方法的应用描述了以高收率和高光学纯度制备Cbz-d-烯丙基甘氨酸和1-烯丙基甘氨酸的方法。

  DOI：

  10.1016/j.molcatb.2012.03.005
• 作为产物：
  描述：

  (4S)-4-甲基-5-氧代-1,3-噁唑啉-3-羧酸苄酯 在 三甲基氯硅烷 、 sodium cyanoborohydride 作用下， 以 乙腈 为溶剂， 反应 0.25h， 以94%的产率得到(2S)-2-(methyl{[(phenylmethyl)oxy]carbonyl}amino)propanoic acid
  参考文献：
  名称：

  A Simple and Rapid Protocol forN-Methyl-α-Amino Acids

  摘要：

  描述了一种两步策略，从N-保护的α-氨基酸出发，通过使用NaCNBH3/TMSCl对恶唑烷酮进行还原性裂解，制备光学纯的N-保护-N-甲基-α-氨基酸。

  DOI：

  10.1246/cl.1999.299

文献信息

• IRAK DEGRADERS AND USES THEREOF
  申请人：Kymera Therapeutics, Inc.

  公开号：US20190192668A1

  公开（公告）日：2019-06-27

  The present invention provides compounds, compositions thereof, and methods of using the same.

  本发明提供了化合物、其组合物以及使用这些化合物的方法。
• [EN] IAP INHIBITORS<br/>[FR] INHIBITEURS D'IAP
  申请人：TETRALOGIC PHARMACEUTICALS COR

  公开号：WO2010033531A1

  公开（公告）日：2010-03-25

  The present invention describes compounds, processes for their preparation, pharmaceutical compositions containing them, and their use in therapy.

  本发明描述了化合物、其制备方法、含有它们的药物组合物，以及它们在治疗中的应用。
• [EN] IRAK DEGRADERS AND USES THEREOF<br/>[FR] AGENTS DE DÉGRADATION D'IRAK ET LEURS UTILISATIONS
  申请人：KYMERA THERAPEUTICS INC

  公开号：WO2020264499A1

  公开（公告）日：2020-12-30

  The present invention provides compounds, compositions thereof, and methods of using the same. The compounds include an IRAK binding moiety capable of binding to IRAK4 and a degradation inducing moiety (DIM). The DIM could be DTM a ligase binding moiety (LBM) or lysine mimetic. The compounds could be useful as IRAK protein kinase inhibitors and applied to IRAK mediated disorders.

  本发明提供了化合物、其组合物以及使用这些化合物的方法。这些化合物包括能够结合到IRAK4的IRAK结合基团和诱导降解的基团（DIM）。DIM可以是DTM、一个连接酶结合基团（LBM）或赖氨酸类似物。这些化合物可以作为IRAK蛋白激酶抑制剂，并应用于IRAK介导的疾病。
• [EN] FUSED TRICYCLIC BENZIMIDAZOLES DERIVATIVES AS MODULATORS OF TNF ACTIVITY<br/>[FR] DÉRIVÉS BENZIMIDAZOLES TRICYCLIQUES CONDENSÉS COMME MODULATEURS DE L'ACTIVITÉ DU TNF
  申请人：UCB BIOPHARMA SPRL

  公开号：WO2015086525A1

  公开（公告）日：2015-06-18

  A series of tricyclic benzimidazole derivatives, in particular dihydro-1H- imidazo [1,2-a]benzimidazo le, dihydro-1H-pyrrolo [1,2-a]benzimidazo le, dihydro-1H- pyrazino[1,2-a]benzimidazole, dihydro-1H-[1,4]oxazino[4,3-a]benzimidazole and dihydrothiazolo[3,4-a]benzimidazolem, and analogues thereof, being potent modulators of human TNFa activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including autoimmune and inflammatory disorders; neurological and neurodegenerative disorders; pain and nociceptive disorders; cardiovascular disorders; metabolic disorders; ocular disorders; and oncological disorders.

  一系列的三环苯并咪唑衍生物，特别是二氢-1H-咪唑[1,2-a]苯并咪唑、二氢-1H-吡咯[1,2-a]苯并咪唑、二氢-1H-吡嗪[1,2-a]苯并咪唑、二氢-1H-[1,4]恶嗪[4,3-a]苯并咪唑和二氢噻唑[3,4-a]苯并咪唑及其类似物，作为人类肿瘤坏死因子α活性的强效调节剂，因此在治疗和/或预防各种人类疾病中具有益处，包括自身免疫和炎症性疾病；神经学和神经退行性疾病；疼痛和痛觉障碍；心血管疾病；代谢性疾病；眼科疾病；以及肿瘤学疾病。
• [EN] IMIDAZOPYRIDINE DERIVATIVES AS MODULATORS OF TNF ACTIVITY<br/>[FR] DÉRIVÉS D'IMIDAZOPYRIDINE UTILISABLES EN TANT QUE MODULATEURS DE L'ACTIVITÉ TNF
  申请人：UCB PHARMA SA

  公开号：WO2014009295A1

  公开（公告）日：2014-01-16

  A series of imidazo[l,2-a]pyridine derivatives of formula (I), being potent modulators of human TNFa activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including autoimmune and inflammatory disorders; neurological and neurodegenerative disorders; pain and nociceptive disorders; cardiovascular disorders; metabolic disorders; ocular disorders; and oncological disorders.

  一系列式(I)的咪唑并[1,2-a]吡啶衍生物，作为人类TNFa活性的有效调节剂，因此在治疗和/或预防各种人类疾病方面具有益处，包括自身免疫和炎症性疾病；神经学和神经退行性疾病；疼痛和伤害感知性疾病；心血管疾病；代谢性疾病；眼科疾病；以及肿瘤学疾病。