2-氯-6-羟基烟酸 | 38025-90-0

• 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: 2-氯-6-羟基烟酸
• 英文名称: 2-chloro-6-oxo-1,6-dihydropyridine-3-carboxylic acid
• 英文别名: 2-Chloro-6-hydroxynicotinic acid；2-chloro-6-oxo-1H-pyridine-3-carboxylic acid
• CAS: 38025-90-0
• 化学式: C₆H₄ClNO₃
• mdl: MFCD09757508
• 分子量: 173.556
• InChiKey: BSCFFOOWFVZSSK-UHFFFAOYSA-N

物化性质

• 熔点：
  302°C(lit.)

计算性质

• 辛醇/水分配系数(LogP)：
  0.3
• 重原子数：
  11
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  66.4
• 氢给体数：
  2
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 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

SDS

2-Chloro-6-hydroxynicotinic Acid Revision number: 5
SAFETY DATA SHEET

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Section 1. IDENTIFICATION
Product name: 2-Chloro-6-hydroxynicotinic Acid

Revision number: 5

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Section 2. HAZARDS IDENTIFICATION
GHS classification
PHYSICAL HAZARDS Not classified
HEALTH HAZARDS
Skin corrosion/irritation Category 2
Category 2A
Serious eye damage/eye irritation
ENVIRONMENTAL HAZARDS Not classified
GHS label elements, including precautionary statements
Pictograms or hazard symbols
Signal word Warning
Hazard statements Causes skin irritation
Causes serious eye irritation
Precautionary statements:
Wash hands thoroughly after handling.
[Prevention]
Wear protective gloves/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
[Response]
if present and easy to do. Continue rinsing.
If eye irritation persists: Get medical advice/attention.
IF ON SKIN: Gently wash with plenty of soap and water.
If skin irritation occurs: Get medical advice/attention.
Take off contaminated clothing and wash before reuse.

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Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance/mixture: Substance
Components: 2-Chloro-6-hydroxynicotinic Acid
Percent: >97.0%(GC)(T)
CAS Number: 38025-90-0
Synonyms: 2-Chloro-6-hydroxy-3-pyridinecarboxylic Acid
C6H4ClNO3
Chemical Formula:

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Section 4. FIRST AID MEASURES
Inhalation: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Get medical advice/attention if you feel unwell.
2-Chloro-6-hydroxynicotinic Acid

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Section 4. FIRST AID MEASURES
Skin contact: Remove/Take off immediately all contaminated clothing. Gently wash with plenty of
soap and water. If skin irritation or rash occurs: Get medical advice/attention.
Eye contact: Rinse cautiously with water for several minutes. Remove contact lenses, if present
and easy to do. Continue rinsing. If eye irritation persists: Get medical
advice/attention.
Ingestion: Get medical advice/attention if you feel unwell. Rinse mouth.
A rescuer should wear personal protective equipment, such as rubber gloves and air-
Protection of first-aiders:
tight goggles.

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Section 5. FIRE-FIGHTING MEASURES
Suitable extinguishing Dry chemical, foam, water spray, carbon dioxide.
media:
Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to
from the chemical: generate poisonous fume.
Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
method according to the surrounding situation is used. Uninvolved persons should
evacuate to a safe place. In case of fire in the surroundings: Remove movable
containers if safe to do so.
Special protective When extinguishing fire, be sure to wear personal protective equipment.
equipment for firefighters:

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Section 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, Use personal protective equipment. Keep people away from and upwind of spill/leak.
protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
emergency procedures: roping off, etc.
Environmental precautions: Prevent product from entering drains.
Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
up: appropriate laws and regulations.

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Section 7. HANDLING AND STORAGE
Precautions for safe handling
Technical measures: Handling is performed in a well ventilated place. Wear suitable protective equipment.
Prevent dispersion of dust. Wash hands and face thoroughly after handling.
Use a local exhaust if dust or aerosol will be generated.
Advice on safe handling: Avoid contact with skin, eyes and clothing.
Conditions for safe storage, including any
incompatibilities
Storage conditions: Keep container tightly closed. Store in a cool and dark place.
Store away from incompatible materials such as oxidizing agents.
Packaging material: Comply with laws.

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Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Engineering controls: Install a closed system or local exhaust as possible so that workers should not be
exposed directly. Also install safety shower and eye bath.
Personal protective equipment
Respiratory protection: Dust respirator. Follow local and national regulations.
Hand protection: Protective gloves.
Safety glasses. A face-shield, if the situation requires.
Eye protection:
Skin and body protection: Protective clothing. Protective boots, if the situation requires.

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
Physical state (20°C): Solid
Crystal- Powder
Form:
Colour: White - Pale red
No data available
Odour:
2-Chloro-6-hydroxynicotinic Acid

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
pH: No data available
Melting point/freezing point:302°C
Boiling point/range: No data available
Flash point: No data available
Flammability or explosive
limits:
Lower: No data available
Upper: No data available
Relative density: No data available
Solubility(ies):
[Water] No data available
[Other solvents] No data available

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Section 10. STABILITY AND REACTIVITY
Chemical stability: Stable under proper conditions.
Possibility of hazardous No special reactivity has been reported.
reactions:
Incompatible materials: Oxidizing agents
Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx), Hydrogen chloride
products:

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Section 11. TOXICOLOGICAL INFORMATION
Acute Toxicity: No data available
Skin corrosion/irritation: No data available
Serious eye No data available
damage/irritation:
Germ cell mutagenicity: No data available
Carcinogenicity:
No data available
IARC =
NTP = No data available
Reproductive toxicity: No data available

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Section 12. ECOLOGICAL INFORMATION
Ecotoxicity:
Fish: No data available
Crustacea: No data available
Algae: No data available
Persistence / degradability: No data available
Bioaccumulative No data available
potential(BCF):
Mobility in soil
Log Pow: No data available
Soil adsorption (Koc): No data available
Henry's Law No data available
constant(PaM3/mol):

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Section 13. DISPOSAL CONSIDERATIONS
Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
Observe all federal, state and local regulations when disposing of the substance.

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Section 14. TRANSPORT INFORMATION
Hazards Class: Does not correspond to the classification standard of the United Nations
UN-No: Not listed
2-Chloro-6-hydroxynicotinic Acid

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Section 15. REGULATORY INFORMATION
Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
loading and unloading were prescribed.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

用途

2-氯-6-羟基烟酸作为医药中间体，可用于制备 N-(2-(2-氟-4-碘苯基氨基)-1,5-二甲基-6-氧代-1,6-二氢吡啶-3-基)环丙烷磺酰胺。该化合物是一种 MEK 抑制剂。

合成方法

将 2,6-二氯烟酸（6g）置于 250mL 圆底烧瓶中，加入氢氧化钠溶液（80mL），混合液加热至 120℃ 反应 4 小时。反应完毕后冷却至室温，用 6N 盐酸酸化，析出固体，过滤并干燥，得到 2-氯-6-羟基烟酸（4g）。

反应信息

• 作为反应物：
  描述：

  2-氯-6-羟基烟酸 在 (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 盐酸 、 N-溴代丁二酰亚胺(NBS) 、 水 、 lithium hydride 、 lithium hexamethyldisilazane 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 乙醇 、 正己烷 、 N,N-二甲基甲酰胺 、 甲苯 为溶剂， 反应 8.26h， 生成 AZD 8330; 2-(2-氟-4-碘苯氨基)-N-(2-羟基乙氧基)-1,5-二甲基-6-氧代-1,6-二氢吡啶-3-甲酰胺
  参考文献：
  名称：

  WO2008/125820

  摘要：

  公开号：
• 作为产物：
  描述：

  2,4-二氯烟酸 以1.31 g (48%)的产率得到2-氯-6-羟基烟酸
  参考文献：
  名称：

  Heterocyclic inhibitors of MEK and methods of use thereof

  摘要：

  本文披露了式I的化合物及其药用盐和前药，其中R1、R2、R7、R8和R9、W、X和Y的定义如规范中所述。这些化合物是MEK抑制剂，在哺乳动物中用于治疗高增殖性疾病，如癌症和炎症，以及炎症病症。还披露了在哺乳动物中治疗高增殖性疾病的方法以及含有这些化合物的药物组合物。

  公开号：

  US20050256123A1

文献信息

• [EN] COMBINATION PHARMACEUTICAL AGENTS AS RSV INHIBITORS<br/>[FR] AGENTS PHARMACEUTIQUES EN COMBINAISON EN TANT QU'INHIBITEURS DE RSV
  申请人：ENANTA PHARM INC

  公开号：WO2019067864A1

  公开（公告）日：2019-04-04

  The present invention relates to pharmaceutical agents administered to a subject either in combination or in series for the treatment of a Respiratory Syncytial Virus (RSV) infection, wherein treatment comprises administering a compound effective to inhibit the function of the RSV and an additional compound or combinations of compounds having anti-RSV activity.

  本发明涉及用于治疗呼吸道合胞病毒（RSV）感染的药物剂，该药物剂可以单独或连续给予受试者，治疗包括给予一种有效抑制RSV功能的化合物以及具有抗RSV活性的另一种化合物或化合物组合。
• [EN] BENZODIAZEPINE DERIVATIVES AS RSV INHIBITORS<br/>[FR] DÉRIVÉS BENZODIAZÉPINE UTILISÉS COMME INHIBITEURS DU VIRUS RESPIRATOIRE SYNCYTIAL (RSV)
  申请人：ENANTA PHARM INC

  公开号：WO2017015449A1

  公开（公告）日：2017-01-26

  The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit Respiratory Syncytial Virus (RSV). The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from RSV infection. The invention also relates to methods of treating an RSV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

  本发明公开了化合物的结构式（I），或其药学上可接受的盐、酯或前药：这些化合物抑制呼吸道合胞病毒（RSV）。本发明还涉及包含上述化合物的药物组合物，用于治疗患有RSV感染的受试者。该发明还涉及通过给予包含本发明化合物的药物组合物来治疗受试者的RSV感染的方法。
• [EN] PYRROLOPYRIDINONE DERIVATIVES AS TTX-S BLOCKERS<br/>[FR] DÉRIVÉS DE PYRROLOPYRIDINONE EN TANT QUE BLOQUANTS DES TTX-S
  申请人：RAQUALIA PHARMA INC

  公开号：WO2013161312A1

  公开（公告）日：2013-10-31

  The present invention relates to pyrrolopyridinone derivatives which have blocking activities of voltage gated sodium channels as the TTX-S channels, and which are useful in the treatment or prevention of disorders and diseases in which voltage gated sodium channels are involved. The invention also relates to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which voltage gated sodium channels are involved.

  本发明涉及吡咯并吡啶酮衍生物，这些衍生物对TTX-S型电压门控钠通道具有阻断作用，并且在治疗或预防涉及电压门控钠通道的疾病和障碍中具有用途。发明还涉及包含这些化合物的药物组合物，以及这些化合物和组合物在预防或治疗涉及电压门控钠通道的疾病中的使用。
• [EN] HETEROCYCLIC COMPOUNDS AS INHIBITORS OF MONOACYLGLYCEROL LIPASE (MAGL)<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES EN TANT QU'INHIBITEURS DE LA MONOACYLGLYCÉROL LIPASE (MAGL)
  申请人：HOFFMANN LA ROCHE

  公开号：WO2020207941A1

  公开（公告）日：2020-10-15

  The application relates to heterocyclic compounds of the general formula (I), compositions comprising such compounds, a process for preparing these compounds and their medical use. The compounds act as monoacylglycerol lipase (MAGL) inhibitors and are useful in the treatment of neuroinflammation, neurodegenerative diseases, pain, cancer or mental disorders.

  该申请涉及一类通式为(I)的杂环化合物，包含这些化合物的组合物，这些化合物的制备方法以及它们的医疗用途。这些化合物作为单酰基甘油脂肪酶（MAGL）抑制剂，可用于治疗神经炎症、神经退行性疾病、疼痛、癌症或精神障碍。
• [EN] PD-1/PD-L1 INHIBITORS<br/>[FR] INHIBITEURS PD-1/PD-L1
  申请人：GILEAD SCIENCES INC

  公开号：WO2018195321A1

  公开（公告）日：2018-10-25

  Compounds according to formula (I), methods of using said compounds singly or in combination with additional agents and compositions of said compounds for the treatment of cancer are disclosed.

  根据公式（I）制备的化合物，以及使用这些化合物单独或与其他药剂结合的方法，以及用于治疗癌症的这些化合物的组合物被披露。