D-缬氨酸叔丁基盐酸盐 | 104944-18-5

• 物质功能分类: 生物化工 - 氨基酸及其衍生物 - 缬氨酸类衍生物
• 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
• 中文名称: D-缬氨酸叔丁基盐酸盐
• 中文别名: D-缬氨酸叔丁酯盐酸盐；H-D-Val-OtBu.HCl
• 英文名称: t-butyl D-valinate hydrochloride
• 英文别名: D-valine tert-butyl ester hydrochloride；Val (OtBu)-OH.HCl；H-D-Val-OtBu.HCl；tert-butyl (2R)-2-amino-3-methylbutanoate;hydrochloride
• CAS: 104944-18-5
• 化学式: C₉H₁₉NO₂*ClH
• mdl: MFCD00237308
• 分子量: 209.716
• InChiKey: AUIVQIHTTVPKFS-OGFXRTJISA-N

物化性质

• 熔点：
  144-146℃
• 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)：
  1.51
• 重原子数：
  13
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.888
• 拓扑面积：
  52.3
• 氢给体数：
  2
• 氢受体数：
  3

安全信息

• 海关编码：
  2922499990
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  存储温度应保持在0°C。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: D-Valine tert-butyl ester, HCl
Synonyms: (R)-Valine tert-butyl ester, HCl

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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: D-Valine tert-butyl ester, HCl
CAS number: 104944-18-5

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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.
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: C9H19NO2.ClH
Molecular weight: 209.7

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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, hydrogen chloride.

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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

简介

D-缬氨酸叔丁酯盐酸盐是D-缬氨酸的保护形式。D-缬氨酸（是一种必需氨基酸l-缬氨酸的异构体）对污染哺乳动物肾培养物的成纤维细胞表现出抑制作用，允许选择性生长上皮细胞。

制备方法

以D-缬氨酸为原料，在Et3N/MeOH条件下与二碳酸二叔丁酯反应进行Boc保护，制备目标化合物D-缬氨酸叔丁基盐酸盐。D-缬氨酸叔丁基盐酸盐的制备反应式如下图所示：

反应信息

• 作为反应物：
  描述：

  D-缬氨酸叔丁基盐酸盐 在 盐酸 、 偶氮二甲酸二异丙酯 、 N,N-二异丙基乙胺 、 三苯基膦 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 N,N-二甲基甲酰胺 为溶剂， 反应 246.0h， 生成
  参考文献：
  名称：

  [EN] PROSTATE-SPECIFIC MEMBRANE ANTIGEN ANTIBODY DRUG CONJUGATES
  [FR] CONJUGUÉS ANTICORPS-MÉDICAMENT D'ANTIGÈNE MEMBRANAIRE SPÉCIFIQUE À LA PROSTATE

  摘要：

  本发明涉及前列腺特异性膜抗原（PSMA）抗体及包含至少一个非天然编码氨基酸的抗体药物偶联物。公开了具有一个或多个非天然编码氨基酸的αPSMA抗体，以及进一步公开了抗体药物偶联物，其中本发明的αPSMA抗体与一个或多个毒素偶联。还公开了非天然氨基酸多拉司汀类似物，这些类似物在翻译后进一步修饰，以及实现这些修饰的方法和纯化这些多拉司汀类似物的方法。通常，修饰的多拉司汀类似物包括至少一个肟、羰基、二羰基和/或羟基胺基团。进一步公开了使用此类非天然氨基酸抗体药物偶联物、多拉司汀类似物和修饰的非天然氨基酸多拉司汀类似物的方法，包括治疗、诊断和其他生物技术用途。

  公开号：

  WO2013185117A1
• 作为产物：
  描述：

  D-缬氨酸 、 异丁烯 在 硫酸 作用下， 以 1,4-二氧六环 为溶剂， 以52%的产率得到D-缬氨酸叔丁基盐酸盐
  参考文献：
  名称：

  氨基酸和肽的研究x：Hplc介导的2,4-双（4-甲氧基苯基）-1,3,2,4-二硫代二磷-苯丙氨酸2,4-二硫化物（劳氏试剂）的无消旋偶联试剂

  摘要：

  已经测试了易于获得的2,4-双（4-甲氧基苯基）-1,3,2,4-二硫代二膦2,4-二硫化物（Lawesson's Reagent）1作为肽合成中外消旋的偶联剂。测定步骤是通过HPLC分离立体异构产物。ZS-Pro-S-Val-S-Pro-OtBu和ZS-Leu-S-Phe-S-Val-OtBu被用作2 + 1段偶联的测试肽，并且只有少量差向异构（0.5和分别观察到<0.1％）。

  DOI：

  10.1016/s0040-4020(01)91366-3

文献信息

• [EN] DIHYDROPYRROLONAPHTYRIDINONE COMPOUNDS AS INHIBITORS OF JAK<br/>[FR] COMPOSÉS DE DIHYDROPYRROLONAPHTYRIDINONE COMME INHIBITEURS DE JAK
  申请人：TAKEDA PHARMACEUTICAL

  公开号：WO2010144486A1

  公开（公告）日：2010-12-16

  Disclosed are JAK inhibitors of formula (I) where G1, R1, R2, R3, R4, R5, R6, and R7 are defined in the specification. Also disclosed are pharmaceutical compositions, kits and articles of manufacture which contain the compounds, methods and materials for making the compounds, and methods of using the compounds to treat diseases, disorders, and conditions involving the immune system and inflammation, including rheumatoid arthritis, hematological malignancies, epithelial cancers (i.e., carcinomas), and other diseases, disorders or conditions associated with JAK.

  揭示了式(I)的JAK抑制剂，其中G1、R1、R2、R3、R4、R5、R6和R7在规范中定义。还披露了含有这些化合物的药物组合物、试剂盒和制造物品，制备这些化合物的方法和材料，以及使用这些化合物治疗涉及免疫系统和炎症的疾病、紊乱和症状的方法，包括类风湿关节炎、血液恶性肿瘤、上皮癌（即癌症）和其他与JAK相关的疾病、紊乱或症状。
• [EN] PYRROLO[2,3-B]PYRIDINE CDK9 KINASE INHIBITORS<br/>[FR] INHIBITEURS DE PYRROLO[2,3-B]PYRIDINE CDK9 KINASE
  申请人：ABBVIE INC

  公开号：WO2014139328A1

  公开（公告）日：2014-09-18

  Disclosed are compounds of Formula (IIa), wherein R1, R2, R3A, R3B, R3C, R3D, R3E, and R4 are as defined in the specification, and pharmaceutically acceptable salts thereof. The compounds may be used as agents in the treatment of diseases, including cancer. Also provided are pharmaceutical compositions comprising one or more compounds of Formula (IIa).

  公开的是Formula (IIa)的化合物，其中R1、R2、R3A、R3B、R3C、R3D、R3E和R4如规范中所定义，并且其药用盐。这些化合物可用作治疗疾病，包括癌症的药物。还提供了包含一个或多个Formula (IIa)化合物的药物组合物。
• [EN] ANTI-CD70 ANTIBODY DRUG CONJUGATES<br/>[FR] CONJUGUÉS DE MÉDICAMENT ANTICORPS ANTI-CD70
  申请人：AMBRX INC

  公开号：WO2013192360A1

  公开（公告）日：2013-12-27

  This invention relates to anti-CD70 antibodies and antibody drug conjugates comprising at least one non-naturally-encoded amino acid. Disclosed herein are αCD70 antibodies with one or more non-naturally encoded amino acids and further disclosed are antibody drug conjugates wherein the αCD70 antibodies of the invention are conjugated to one or more toxins. Further disclosed are methods for using such non-natural amino acid antibody drug conjugates, including therapeutic, diagnostic, and other biotechnology uses.

  本发明涉及抗CD70抗体以及包含至少一个非天然编码氨基酸的抗体药物偶联物。在此公开了具有一个或多个非天然编码氨基酸的αCD70抗体，并且进一步公开了抗体药物偶联物，其中本发明的αCD70抗体与一个或多个毒素偶联。进一步还公开了使用此类非天然氨基酸抗体药物偶联物的方法，包括治疗、诊断和其他生物技术应用。
• [EN] DIPHENYLAZETIDINONE DERIVATES POSSESSING CHOLESTEROL ABSORPTION INHIBITORY ACTIVITY<br/>[FR] DERIVES DIPHENYLAZETIDINONE A ACTIVITE INHIBITRICE DE L'ABSORPTION DU CHOLESTEROL
  申请人：ASTRAZENECA AB

  公开号：WO2005061452A1

  公开（公告）日：2005-07-07

  Compounds of formula (I) (wherein variable groups are as defined within) pharmaceutically acceptable salts, solvates, solvates of such salts and prodrugs thereof and their use as cholesterol absorption inhibitors for the treatment of hyperlipidaemia are described. Processes for their manufacture and pharmaceutical compositions containing them are also described.

  化合物的结构式（其中变量基团如定义所示）及其药学上可接受的盐、溶剂合物、该类盐的溶剂合物和它们的前药，以及它们作为治疗高脂血症的胆固醇吸收抑制剂的用途被描述。还描述了它们的制备方法和含有它们的药物组合物。
• Biaryl sulfonamides and methods for using same
  申请人：Levin Ian Jeremy

  公开号：US20050143422A1

  公开（公告）日：2005-06-30

  The present invention relates to biaryl sulfonamides and their use as, for example, metalloproteinase inhibitors.

  本发明涉及联苯磺酰胺及其用途，例如作为金属蛋白酶抑制剂。