3-甲基异唑-4-羧酸 | 17153-20-7

• 物质功能分类: 化学试剂 - 有机试剂 - 芳香酸
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 中文名称: 3-甲基异唑-4-羧酸
• 中文别名: 3-甲基异恶唑-4-羧酸；3-甲基-4-异恶唑甲酸
• 英文名称: 3-methyl isoxazole-4-carboxylic acid
• 英文别名: 3-methyl-4-isoxazolecarboxylic acid；3-methyl-1,2-oxazole-4-carboxylic acid；3-Methylisoxazole-4-carboxylic acid
• CAS: 17153-20-7
• 化学式: C₅H₅NO₃
• mdl: MFCD01318161
• 分子量: 127.1
• InChiKey: YBLSBWHFPXDRHC-UHFFFAOYSA-N

物化性质

• 熔点：
  185-187°C
• 沸点：
  303.6±22.0 °C(Predicted)
• 密度：
  1.348±0.06 g/cm3(Predicted)
• 溶解度：
  二甲基亚砜（微溶）
• 稳定性/保质期：
  在常温常压下稳定，避免与氧化物接触。

计算性质

• 辛醇/水分配系数(LogP)：
  0.3
• 重原子数：
  9
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  63.3
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 危险品标志：
  Xi
• 安全说明：
  S22,S26,S36,S36/37/39
• 危险类别码：
  R36/37/38
• 海关编码：
  2934999090
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H332,H335
• 储存条件：
  常温下应密闭避光保存，并置于通风干燥处。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
3-Methyl-4-isoxazolecarboxylic acid
Product Name:
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
P261: Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405: Store locked up

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Section 3. Composition/information on ingredients.
3-Methyl-4-isoxazolecarboxylic acid
Ingredient name:
CAS number: 17153-20-7

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Section 4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
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.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

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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.
Storage: Store in closed vessels, refrigerated.

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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
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C5H5NO3
Molecular weight: 127.1

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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.

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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

化学性质：类白色固体

反应信息

• 作为反应物：
  描述：

  3-甲基异唑-4-羧酸 在 盐酸 、 正丁基锂 、 lithium tri-t-butoxyaluminum hydride 、 N,N-二异丙基乙胺 、 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 、 甲醇 、 乙醚 、 二氯甲烷 为溶剂， 反应 33.37h， 生成 (1R,3S)-3-amino-3-(2,4-difluorophenyl)-1-(3-methylisoxazol-4-yl)butan-1-ol
  参考文献：
  名称：

  [EN] 4,6-DIARYLAMINOTHIAZINES AS BACE1 INHIBITORS AND THEIR USE FOR THE REDUCTION OF BETA-AMYLOID PRODUCTION
  [FR] 4,6-DIARYLAMINOTHIAZINES À TITRE D'INHIBITEURS DE BACE1 ET LEUR UTILISATION POUR RÉDUIRE LA PRODUCTION DES BÊTA-AMYLOÏDES

  摘要：

  化合物的结构式（I），包括其药用盐，如下所示：（I），其中R1和R2分别是氢或-CH3；或者R1和R2可以通过添加-(CH2)4-在环中连接在一起；R3是氢或C1-C3烷基；Y和Z分别是C6-C10芳基或5-10成员杂环基，可以进一步用来自卤素、羟基、氨基、C1-4烷基氨基、C1-4二烷基氨基、卤代C1-4烷基、CN、C1-C6烷基或环烷基、C1-C6烷氧基、-C=OC1-4烷基、-S02C1-4烷基和C2-C4炔基的0-3取代基取代；A选自苯基、苄基、噁唑基、噻唑基、异噁唑基、咪唑基、吡唑基、吡啶基、嘧啶基和吡嗪基，可以进一步用来自卤素、羟基、氨基、C1-4烷基氨基、C1-4二烷基氨基、卤代C1-4烷基、羟基C1-6烷基、CN、C1-C6烷基或环烷基、C1-C6烷氧基和C2-C4炔基的0-3取代基取代；L为-NHCO-，或者是单键；而L和Z可以缺失。

  公开号：

  WO2014098831A1
• 作为产物：
  描述：

  3-甲基异唑-4-甲酸乙酯 在 盐酸 、 sodium hydroxide 作用下， 以 乙醇 为溶剂， 生成 3-甲基异唑-4-羧酸
  参考文献：
  名称：

  Isoxazole-4-carboxamide compounds active against protein tryosine kinase related disorders

  摘要：

  本发明涉及一种新型异噁唑-4-羧酰胺，其调节蛋白酪氨酸激酶活性，因此预计可用于治疗包括癌症在内的异常蛋白酪氨酸激酶活性驱动的疾病。

  公开号：

  US06316479B1
• 作为试剂：
  描述：

  3-甲基异唑-4-羧酸 、 3-(6-Methylpyridin-3-yl)-1,4,7-triazatricyclo[7.3.0.03,7]dodeca-9,11-dien-8-one 在 3-甲基异唑-4-羧酸 作用下， 生成 恩扎托韦
  参考文献：
  名称：

  [EN] COMPOUNDS FOR TREATING RESPIRATORY SYNCYTIAL VIRUS INFECTIONS
  [FR] COMPOSÉS POUR LE TRAITEMENT DES INFECTIONS PAR LE VIRUS RESPIRATOIRE SYNCYTIAL

  摘要：

  本发明涉及式（I）的化合物、其盐、异构体或前药，用于治疗病毒感染，特别是呼吸道合胞病毒（RSV）感染。本发明还涉及制备这些化合物及其制备中使用的中间体的方法。

  公开号：

  WO2011094823A1

文献信息

• [EN] FUNCTIONALISED AMINE DERIVATIVES AS IL-17 MODULATORS<br/>[FR] DÉRIVÉS D'AMINE FONCTIONNALISÉS UTILES EN TANT QUE MODULATEURS D'IL-17
  申请人：UCB BIOPHARMA SRL

  公开号：WO2020120141A1

  公开（公告）日：2020-06-18

  A series of functionalised amine derivatives of formula (I) as defined herein, being potent modulators of human IL-17 activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including inflammatory and autoimmune disorders.

  根据本文所定义的公式（I），一系列功能化胺衍生物作为人类IL-17活性的有效调节剂，因此在治疗和/或预防各种人类疾病，包括炎症性和自身免疫性疾病方面具有益处。
• [EN] SPIROCYCLIC INDOLINES AS IL-17 MODULATORS<br/>[FR] INDOLINES SPIROCYCLIQUES UTILISÉES COMME MODULATEURS D'IL-17
  申请人：UCB BIOPHARMA SPRL

  公开号：WO2018229079A1

  公开（公告）日：2018-12-20

  A series of substituted spirocyclic 2-oxoindoline derivatives, and analogues thereof, being potent modulators of human IL-17 activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including inflammatory and autoimmune disorders.

  一系列替代的螺环式2-氧吲哚衍生物及其类似物，作为强效的人IL-17活性调节剂，因此在治疗和/或预防各种人类疾病，包括炎症性和自身免疫性疾病方面具有益处。
• [EN] FUSED IMIDAZOLE DERIVATIVES AS IL-17 MODULATORS<br/>[FR] DÉRIVÉS D'IMIDAZOLE FUSIONNÉS UTILISÉS EN TANT QU'INHIBITEURS D'IL-17
  申请人：UCB BIOPHARMA SPRL

  公开号：WO2019138017A1

  公开（公告）日：2019-07-18

  A series of substituted fused bicyclic imidazole derivatives, including benzimidazole derivatives and analogues thereof, being potent modulators of human IL-17 activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including inflammatory and autoimmune disorders.

  一系列替代的融合双环咪唑衍生物，包括苯并咪唑衍生物及其类似物，作为强效的人IL-17活性调节剂，因此在治疗和/或预防各种人类疾病，包括炎症性和自身免疫性疾病方面具有益处。
• Novel flavors, flavor modifiers, tastants, taste enhancers, umami or sweet tastants, and/or enhancers and use thereof
  申请人：Tachdjian Catherine

  公开号：US20050084506A1

  公开（公告）日：2005-04-21

  The present invention relates to the discovery that certain non-naturally occurring, non-peptide amide compounds and amide derivatives, such as oxalamides, ureas, and acrylamides, are useful flavor or taste modifiers, such as a flavoring or flavoring agents and flavor or taste enhancer, more particularly, savory (the “umami” taste of monosodium glutamate) or sweet taste modifiers,—savory or sweet flavoring agents and savory or sweet flavor enhancers, for food, beverages, and other comestible or orally administered medicinal products or compositions.

  本发明涉及发现，某些非天然存在的非肽酰胺化合物和酰胺衍生物，如草酰胺、脲和丙烯酰胺，可用作风味或口味调节剂，例如风味或调味剂和风味或口味增强剂，更具体地说，是用于食品、饮料和其他可食用或口服药品或组合物的风味或口味调节剂，包括鲜味（味精的“鲜味”）或甜味调节剂，鲜味或甜味调味剂以及鲜味或甜味增强剂。
• [EN] NOVEL COMPOUNDS<br/>[FR] COMPOSÉS INÉDITS
  申请人：GLAXO GROUP LTD

  公开号：WO2011038572A1

  公开（公告）日：2011-04-07

  The present invention discloses novel compounds inhibiting LRRK2 kinase activity, the preparation processes thereof, the compositions containing them, as well as the use in treating diseases characterized by LRRK2 kinase activity, particularly Parkinson's disease and Alzheimer's disease.

  本发明公开了抑制LRRK2激酶活性的新化合物，其制备过程，含有它们的组合物，以及在治疗以LRRK2激酶活性为特征的疾病中的应用，特别是帕金森病和阿尔茨海默病。