6-氨基-5-溴烟酸乙酯 | 850429-51-5

• 物质功能分类: 医药中间体 - 杂环化合物 - 吡啶类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 中文名称: 6-氨基-5-溴烟酸乙酯
• 英文名称: 6-amino-5-bromonicotinic acid ethyl ester
• 英文别名: ethyl 6-amino-5-bromonicotinate；6-amino-5-bromo-nicotinic acid ethyl ester；ethyl 2-amino-3-bromo-5-pyridinecarboxylate；6-amino-5-bromo nicotinic acid ethyl ester；ethyl 6-amino-5-bromopyridine-3-carboxylate
• CAS: 850429-51-5
• 化学式: C₈H₉BrN₂O₂
• 分子量: 245.076
• InChiKey: WFPSELYOOKTXKC-UHFFFAOYSA-N

物化性质

• 熔点：
  125-127
• 沸点：
  335.1±37.0 °C(Predicted)
• 密度：
  1.575±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 重原子数：
  13
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  65.2
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 危险品标志：
  Xi
• 海关编码：
  2933399090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  请保持冷饮避免过热。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: Ethyl 6-amino-5-bromonicotinate
Synonyms: Ethyl 2-amino-3-bromo-5-pyridinecarboxylate; Ethyl 2-amino-3-bromopyridine-5-carboxylate

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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: Ethyl 6-amino-5-bromonicotinate
CAS number: 850429-51-5

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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: C8H9BrN2O2
Molecular weight: 245.1

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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 bromide.

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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

反应信息

• 作为反应物：
  描述：

  6-氨基-5-溴烟酸乙酯 在 tris-(dibenzylideneacetone)dipalladium(0) 、 N-溴代丁二酰亚胺(NBS) 、 碳酸氢钠 、 caesium carbonate 、 4,5-双二苯基膦-9,9-二甲基氧杂蒽 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 乙醇 、 水 为溶剂， 反应 22.5h， 生成 3-bromo-8-(4-methylpiperidin-1-yl)imidazo[1,2-a]pyridine-6-carboxylic acid ethyl ester
  参考文献：
  名称：

  [EN] P2X3 AND/OR P2X2/3 COMPOUNDS AND METHODS
  [FR] COMPOSÉS DE P2X3 ET/OU P2X2/3 ET PROCÉDÉS

  摘要：

  本申请提供了新颖的化合物以及制备和使用这些化合物的方法。在一个实施例中，这些化合物具有如下式（I）的结构，其中R1-R4在此处被定义。在另一个实施例中，这些化合物在调节P2X3或P2X2/3受体中的一个或两个的方法中是有用的。在另一个实施例中，这些化合物通过向患者施用一个或多个化合物来治疗患者的疼痛是有用的。

  公开号：

  WO2015095128A1
• 作为产物：
  描述：

  6-氨基烟酸 在 N-溴代丁二酰亚胺(NBS) 、 氯化亚砜 作用下， 以 四氢呋喃 为溶剂， 反应 35.0h， 生成 6-氨基-5-溴烟酸乙酯
  参考文献：
  名称：

  氟吡汀和瑞替加滨的卡巴类似物，具有改善的抗氧化性和降低醌类代谢物形成的风险

  摘要：

  为了为 K V 7 钾通道开放剂氟吡汀和瑞替加滨提供更安全的替代品，以基于配体的方法对氧化敏感的三氨基芳基支架进行了修饰，以获得抗氧化的卡巴衍生物。其中一些新型类似物形成醌类代谢物的风险可以忽略不计，并具有有效的 K V 7.2/3 开放活性。

  DOI：

  10.1002/cmdc.202200262

文献信息

• [EN] P2X3, RECEPTOR ANTAGONISTS FOR TREATMENT OF PAIN<br/>[FR] ANTAGONISTES DU RÉCEPTEUR P2X3 POUR LE TRAITEMENT DE LA DOULEUR
  申请人：MERCK SHARP & DOHME

  公开号：WO2010111058A1

  公开（公告）日：2010-09-30

  The subject invention relates to novel P2X3 receptor antagonists that play a critical role in treating disease states associated with pain, in particular peripheral pain, inflammatory pain, or tissue injury pain that can be treated using a P2X3 receptor subunit modulator.

  该发明涉及新型P2X3受体拮抗剂，其在治疗与疼痛相关的疾病状态中发挥关键作用，特别是可以使用P2X3受体亚单位调节剂来治疗的外周疼痛、炎症性疼痛或组织损伤疼痛。
• 作为BET蛋白和极体样激酶的双重抑制剂的取代的二氢吡啶并[3,4-b]吡嗪酮
  申请人：拜耳制药股份公司

  公开号：CN105555786A

  公开（公告）日：2016-05-04

  本发明涉及作为BET蛋白（尤其是BRD4蛋白）和极体样激酶（尤其是Plk-1蛋白）的双重抑制剂的通式(I)的取代的二氢吡啶并[3,4-b]吡嗪酮，其中A、X、R 1 、R 2 、R 3 、R 4 、R 5 、R 6 、R 7 和n各自如在说明书中所定义，涉及用于制备根据本发明的化合物的中间体，涉及包含根据本发明的化合物的药物组合物，和涉及它们在过度增生性疾病的情况下、特别是在肿瘤疾病的情况下的预防和治疗用途。此外，本发明涉及根据本发明的二氢吡啶并[3,4-b]吡嗪酮在病毒感染中、在神经变性疾病中、在炎症疾病中、在动脉粥样硬化性疾病中和在雄性生育控制中的用途。
• [EN] FUSED PYRIDINES WHICH ACT AS INHIBITORS OF H-PGDS<br/>[FR] PYRIDINES FUSIONNÉES AGISSANT EN TANT QU'INHIBITEURS DE H-PGDS
  申请人：GLAXOSMITHKLINE IP DEV LTD

  公开号：WO2019116256A1

  公开（公告）日：2019-06-20

  A compound of formula (I) wherein R1, R2, R3, R4 χ γ anc| A are as defined herein. The compounds of the present invention are inhibitors of hematopoietic prostaglandin D synthase (H-PGDS) and can be useful in the treatment of Duchenne muscular dystrophy. Accordingly, the invention is further directed to pharmaceutical compositions comprising a compound of the invention. The invention is still further directed to methods of inhibiting H-PGDS activity and treatment of disorders associated therewith using a compound of the invention or a pharmaceutical composition comprising a compound of the invention.

  根据本发明的化合物公式(I)，其中R1，R2，R3，R4，χ，γ和A的定义如所述。本发明的化合物是造血前列腺素D合酶（H-PGDS）的抑制剂，可用于治疗杜氏肌营养不良症。因此，本发明进一步涉及包含本发明化合物的药物组合物。本发明还进一步涉及使用本发明的化合物或包含本发明化合物的药物组合物来抑制H-PGDS活性和治疗与之相关的疾病的方法。
• SELECTIVE HDAC1 AND HDAC2 INHIBITORS
  申请人：Acetylon Pharmaceuticals, Inc.

  公开号：US20140128391A1

  公开（公告）日：2014-05-08

  Provided herein are compounds, pharmaceutical compositions comprising such compounds and methods of using such compounds to treat or prevent diseases or disorders associated with HDAC activity, particularly diseases or disorders that involve activity of HDAC1 and/or HDAC2. Such diseases include cancer, sickle-cell anemia, beta-thalassemia, and HIV.

  提供的是化合物、包含此类化合物的药物组合物，以及使用此类化合物来治疗或预防与HDAC活性相关疾病或失调的方法，尤其是涉及HDAC1和/or HDAC2活性的疾病。这些疾病包括癌症、镰状细胞性贫血、β-地中海贫血和HIV。
• ISOPROPYL TRIAZOLO PYRIDINE COMPOUNDS
  申请人：ELI LILLY AND COMPANY

  公开号：US20160333005A1

  公开（公告）日：2016-11-17

  The present invention provides a compound of the Formula (I) below: Wherein R 1 is selected from the group consisting of H, CH 3 , CN, CH 2 CN, C(CH 3 ) 2 CN, and F; R 2 is selected from the group consisting of H, O(C 1 -C 3 alkyl)R 5 , CH 2 CN, and CN; R 3 is selected from the group consisting of H, OCH 3 , CN, C(CH 3 ) 2 CN, and CH2CN; R 4 is selected from the group consisting of H and CH 3 ; R 5 is selected from the group consisting of H, CN, C(CH 3 ) 2 CN, OCH 3 , S(O) 2 CH 3 , and C(CH 3 ) 2 OH; provided that at least one selected from the group consisting of R1, R2, R3 and R4 is H; or a pharmaceutically acceptable salt thereof, methods of treating diabetes using the compound and a process for preparing the compound.

  本发明提供了以下式（I）的化合物：其中R1选择自H、CH3、CN、CH2CN、C(CH3)2CN和F组成的群体中；R2选择自H、O(C1-C3烷基)R5、CH2CN和CN组成的群体中；R3选择自H、OCH3、CN、C(CH3)2CN和CH2CN组成的群体中；R4选择自H和CH3组成的群体中；R5选择自H、CN、C(CH3)2CN、OCH3、S(O)2CH3和C(CH3)2OH组成的群体中；至少选择自R1、R2、R3和R4中的一个为H；或其药学上可接受的盐，使用该化合物治疗糖尿病的方法以及制备该化合物的过程。