6-硝基咪唑[1,2-Alpha]吡啶-2-羧酸乙酯 | 38923-08-9

• 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 - 咪唑并吡啶类
• 中文名称: 6-硝基咪唑[1,2-Alpha]吡啶-2-羧酸乙酯
• 中文别名: 6-硝基咪唑[1,2-Α]吡啶-2-羧酸乙酯；6-硝基咪唑[1,2-A]吡啶-2-羧酸乙酯
• 英文名称: ethyl 6-nitroimidazo[1,2-a]pyridine-2-carboxylate
• 英文别名: ethyl 6-nitroimidazo<1,2-a>pyridine-2-carboxylate
• CAS: 38923-08-9
• 化学式: C₁₀H₉N₃O₄
• mdl: MFCD05864803
• 分子量: 235.199
• InChiKey: XOXFLWMGZPJKAF-UHFFFAOYSA-N

物化性质

• 密度：
  1.46±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.1
• 重原子数：
  17
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  89.4
• 氢给体数：
  0
• 氢受体数：
  5

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2933990090
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H332,H335

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 6-Nitroimidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester
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: 6-Nitroimidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester
CAS number: 38923-08-9

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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: C10H9N3O4
Molecular weight: 235.2

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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

反应信息

• 作为反应物：
  描述：

  6-硝基咪唑[1,2-Alpha]吡啶-2-羧酸乙酯 在 盐酸 、 palladium on activated charcoal 、 水 、 甲酸铵 、 盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 、 sodium hydroxide 、 锌 作用下， 以 1,4-二氧六环 、 甲醇 、 N,N-二甲基乙酰胺 、 水 为溶剂， 反应 24.67h， 生成 (S)-N-(2-(1-(chloromethyl)-5-hydroxy-9-methyl-2,3-dihydro-1H-benzo[e]indole-3-carbonyl)-imidazo[1,2-a]pyridin-6-yl)-4-(methoxymethoxy)benzamide
  参考文献：
  名称：

  [EN] IMPROVED PROCESS FOR MAKING DUOCARMYCIN PRODRUGS
  [FR] PROCÉDÉ AMÉLIORÉ DE PRODUCTION DE PROMÉDICAMENTS À BASE DE DUOCARMYCINE

  摘要：

  本发明涉及一种过程，包括将式（I）的化合物通过与有机锂试剂发生反应转化为式（II）的化合物，该化合物可以进一步转化为由DNA烷基化部分和DNA结合部分组成的杜卡霉素类似物，更进一步转化为相应的抗体药物结合物。

  公开号：

  WO2015185142A1
• 作为产物：
  描述：

  2-(5-Nitro-pyridin-2-yl)-5-oxo-2,5-dihydro-isoxazole-4-carboxylic acid ethyl ester 以87%的产率得到ethyl 6-nitroimidazo<1,2-a>pyridine-3-carboxylate
  参考文献：
  名称：

  通过快速真空热解法将5-氧二氢异恶唑的VII1杂环基异恶唑-5（2H）-酮转化为咪唑的化学反应

  摘要：

  已经对许多在N-2处被氮杂环取代的5-oxo-2,5-dihydroisoxazoles进​​行了快速真空热解。退火的咪唑以极高的产率获得，并且推测是由于亚氨基卡宾中间体的分子内环化而产生的。以这种方式退火的杂环包括异喹啉，喹啉，苯并噻唑，喹唑啉，菲啶，嘧啶和吡啶。

  DOI：

  10.1016/s0040-4020(01)88034-0

文献信息

• [EN] HETEROCYCLIC COMPOUNDS AS PRMT5 INHIBITORS<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES UTILISÉS EN TANT QU'INHIBITEURS DE PRMT5
  申请人：JUBILANT BIOSYS LTD

  公开号：WO2019102494A1

  公开（公告）日：2019-05-31

  The compounds of Formula I, Formula Ia, and Formula Ib are described herein along with their analogs, tautomeric forms, stereoisomers, polymorphs, hydrates, solvates, pharmaceutically acceptable salts, pharmaceutical compositions, metabolites, and prodrugs thereof. These compounds inhibit PRMT5 and are useful as therpeautic or ameliorating agent for diseases that are involved in cellular growth such as malignant tumors, schizophrenia, Alzheimer's disease, Parkinson's disease and the like.

  公式I、公式Ia和公式Ib的化合物以及它们的类似物、互变异构体、对映异构体、多态性、水合物、溶剂化物、药物可接受的盐、药物组合物、代谢物和前药在本文件中进行了描述。这些化合物抑制PRMT5，并可作为治疗或改善与细胞生长相关的疾病，如恶性肿瘤、精神分裂症、阿尔茨海默病、帕金森病等的治疗或改善剂。
• SUBSTITUTED OXOPYRIDINE DERIVATIVES
  申请人：BAYER PHARMA AKTIENGESELLSCHAFT

  公开号：US20160272637A1

  公开（公告）日：2016-09-22

  The invention relates to substituted oxopyridine derivatives and to processes for their preparation, and also to their use for preparing medicaments for the treatment and/or prophylaxis of diseases, in particular cardiovascular disorders, preferably thrombotic or thromboembolic disorders, and oedemas, and also ophthalmic disorders.

  这项发明涉及替代的氧代吡啶衍生物及其制备方法，以及它们用于制备用于治疗和/或预防疾病的药物，特别是心血管疾病，优选为血栓性或血栓栓塞性疾病，水肿，以及眼科疾病。
• [EN] HETEROCYCLIC DERIVATIVES AND USE THEREOF<br/>[FR] DÉRIVÉS HÉTÉROCYCLIQUES ET LEUR UTILISATION
  申请人：C & C RES LAB

  公开号：WO2014196793A1

  公开（公告）日：2014-12-11

  A heterocyclic derivative represented by formula (I), or a pharmaceutically acceptable salt or a stereoisomer thereof, which has an inhibitory effect on the activation of STAT3 protein, and is useful for the prevention or treatment of diseases associated with the activation of STAT3 protein.

  由式(I)表示的杂环衍生物，或其药用可接受的盐或立体异构体，对STAT3蛋白激活具有抑制作用，并可用于预防或治疗与STAT3蛋白激活相关的疾病。
• [EN] ANTIBODY-DRUG CONJUGATES COMPRISING ANTI-B7-H3 ANTIBODIES<br/>[FR] CONJUGUÉS ANTICORPS-MÉDICAMENT COMPRENANT DES ANTICORPS ANTI-B7-H3
  申请人：INTOCELL INC

  公开号：WO2021260438A1

  公开（公告）日：2021-12-30

  The present disclosure relates to antibody-drug conjugates (ADCs) wherein one or more active agents are conjugated to an anti-B7-H3 antibody through a linker. The linker may comprise a unit that covalently links active agents to the antibody. The disclosure further relates to monoclonal antibodies and antigen binding fragments, variants, multimeric versions, or bispecifics thereof that specifically bind B7-H3, as well as methods of making and using these anti-B7-H3 antibodies and antigen-binding fragments thereof in a variety of therapeutic, diagnostic and prophylactic indications

  本公开涉及抗体药物结合物（ADCs），其中一个或多个活性剂通过连接剂与抗B7-H3抗体结合。连接剂可能包括一个单位，将活性剂共价连接到抗体上。本公开进一步涉及特异性结合B7-H3的单克隆抗体和抗原结合片段、变体、多聚体版本或双特异性抗体，以及在各种治疗、诊断和预防适应症中制备和使用这些抗B7-H3抗体和抗原结合片段的方法。
• [EN] IMPROVED PROCESS FOR MAKING DUOCARMYCIN PRODRUGS<br/>[FR] PROCÉDÉ AMÉLIORÉ DE PRODUCTION DE PROMÉDICAMENTS À BASE DE DUOCARMYCINE
  申请人：SYNTHON BIOPHARMACEUTICALS BV

  公开号：WO2015185142A1

  公开（公告）日：2015-12-10

  The present invention relates to a process comprising converting a compound of formula (I) into a compound of formula (II) by reaction with an organolithium reagent, which compound can be further converted into duocarmycin analogues consisting of a DNA- alkylating and a DNA-binding part, and still further into corresponding antibody-drug conjugates.

  本发明涉及一种过程，包括将式（I）的化合物通过与有机锂试剂发生反应转化为式（II）的化合物，该化合物可以进一步转化为由DNA烷基化部分和DNA结合部分组成的杜卡霉素类似物，更进一步转化为相应的抗体药物结合物。