5-乙炔-2-甲氧基吡啶 | 663955-59-7

• 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 - 有机氧化合物
• 中文名称: 5-乙炔-2-甲氧基吡啶
• 英文名称: 5-ethynyl-2-methoxypyridine
• CAS: 663955-59-7
• 化学式: C₈H₇NO
• 分子量: 133.15
• InChiKey: MQHVRXMDMIUWQJ-UHFFFAOYSA-N

物化性质

• 沸点：
  196.2±25.0 °C(Predicted)
• 密度：
  1.08±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 重原子数：
  10
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  22.1
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2933399090
• 危险性防范说明：
  P280,P305+P351+P338
• 危险性描述：
  H302
• 储存条件：
  存储条件：2-8°C，密封保存，置于干燥处。

SDS

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SECTION 1: Identification of the substance/mixture and of the company/undertaking
Product identifiers
Product name : 5-Ethynyl-2-Methoxypyridine
REACH No. : A registration number is not available for this substance as the substance
or its uses are exempted from registration, the annual tonnage does not
require a registration or the registration is envisaged for a later
registration deadline.
Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Laboratory chemicals, Manufacture of substances

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SECTION 2: Hazards identification
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008
Acute toxicity, Oral (Category 4), H302
For the full text of the H-Statements mentioned in this Section, see Section 16.
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Xi Irritant R41
For the full text of the R-phrases mentioned in this Section, see Section 16.
Label elements
Labelling according Regulation (EC) No 1272/2008
Pictogram
Signal word Warning
Hazard statement(s)
H302 Harmful if swallowed.
Precautionary statement(s) none
Supplemental Hazard none
Statements
Other hazards
This substance/mixture contains no components considered to be either persistent, bioaccumulative and
toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

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SECTION 3: Composition/information on ingredients
Substances
Molecular weight : 133,15 g/mol
Hazardous ingredients according to Regulation (EC) No 1272/2008
Component Classification Concentration
5-Ethynyl-2-Methoxypyridine
Acute Tox. 4; H302 <= 100 %
Hazardous ingredients according to Directive 1999/45/EC
Component Classification Concentration
5-Ethynyl-2-Methoxypyridine
Xn, R22 <= 100 %
For the full text of the H-Statements and R-Phrases mentioned in this Section, see Section 16

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SECTION 4: First aid measures
Description of first aid measures
General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Flush eyes with water as a precaution.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
section 11
Indication of any immediate medical attention and special treatment needed
No data available

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SECTION 5: Firefighting measures
Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Nature of decomposition products not known.
Advice for firefighters
Wear self-contained breathing apparatus for firefighting if necessary.
Further information
No data available

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SECTION 6: Accidental release measures
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure
adequate ventilation. Avoid breathing dust.
For personal protection see section 8.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
containers for disposal.
Reference to other sections
For disposal see section 13.

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SECTION 7: Handling and storage
Precautions for safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.
For precautions see section 2.2.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Storage class (TRGS 510): Non Combustible Solids
Specific end use(s)
Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

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SECTION 8: Exposure controls/personal protection
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and
at the end of workday.
Personal protective equipment
Eye/face protection
Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested
and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
(without touching glove's outer surface) to avoid skin contact with this product. Dispose of
contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
the standard EN 374 derived from it.
Body Protection
Complete suit protecting against chemicals, The type of protective equipment must be selected
according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher
level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges.
Use respirators and components tested and approved under appropriate government standards
such as NIOSH (US) or CEN (EU).
Control of environmental exposure
Do not let product enter drains.

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SECTION 9: Physical and chemical properties
Information on basic physical and chemical properties
a) Appearance Form: solid
b) Odour No data available
c) Odour Threshold No data available
d) pH No data available
e) Melting point/freezing No data available
point
f) Initial boiling point and No data available
boiling range
g) Flash point No data available
h) Evaporation rate No data available
i) Flammability (solid, gas) No data available
j) Upper/lower No data available
flammability or
explosive limits
k) Vapour pressure No data available
l) Vapour density No data available
m) Relative density No data available
n) Water solubility No data available
o) Partition coefficient: n- No data available
octanol/water
p) Auto-ignition No data available
temperature
q) Decomposition No data available
temperature
r) Viscosity No data available
s) Explosive properties No data available
t) Oxidizing properties No data available
Other safety information
No data available

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SECTION 10: Stability and reactivity
Reactivity
No data available
Chemical stability
Stable under recommended storage conditions.
Possibility of hazardous reactions
No data available
Conditions to avoid
No data available
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
In the event of fire: see section 5

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SECTION 11: Toxicological information
Information on toxicological effects
Acute toxicity
No data available
Skin corrosion/irritation
No data available
Serious eye damage/eye irritation
No data available
Respiratory or skin sensitisation
No data available
Germ cell mutagenicity
No data available
Carcinogenicity
IARC: No component of this product present at levels greater than or equal to 0.1% is identified as
probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity
No data available
Specific target organ toxicity - single exposure
No data available
Specific target organ toxicity - repeated exposure
No data available
Aspiration hazard
No data available
Additional Information
RTECS: Not available
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.

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SECTION 12: Ecological information
Toxicity
No data available
Persistence and degradability
No data available
Bioaccumulative potential
No data available
Mobility in soil
No data available
Results of PBT and vPvB assessment
This substance/mixture contains no components considered to be either persistent, bioaccumulative and
toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
Other adverse effects
No data available

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SECTION 13: Disposal considerations
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or mix the material
with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.

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SECTION 14: Transport information
UN number
ADR/RID: - IMDG: - IATA: -
UN proper shipping name
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Transport hazard class(es)
ADR/RID: - IMDG: - IATA: -
Packaging group
ADR/RID: - IMDG: - IATA: -
Environmental hazards
ADR/RID: no IMDG Marine pollutant: no IATA: no
Special precautions for user
No data available

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SECTION 15: Regulatory information
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
No data available
Chemical Safety Assessment
For this product a chemical safety assessment was not carried out

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SECTION 16: Other information
Full text of H-Statements referred to under sections 2 and 3.
Acute Tox. Acute toxicity
H302 Harmful if swallowed.
Full text of R-phrases referred to under sections 2 and 3
Xn Harmful
R22 Harmful if swallowed.
R41 Risk of serious damage to eyes.
Further information
Copyright 2014 Co. LLC. License granted to make unlimited paper copies for internal use
only.
The above information is believed to be correct but does not purport to be all inclusive and shall be
used only as a guide. The information in this document is based on the present state of our knowledge
and is applicable to the product with regard to appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Corporation and its Affiliates shall not be held
liable for any damage resulting from handling or from contact with the above product. See
and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.

反应信息

• 作为反应物：
  描述：

  5-乙炔-2-甲氧基吡啶 在 N-溴代丁二酰亚胺(NBS) 、 silver nitrate 作用下， 以 丙酮 为溶剂， 以81%的产率得到5-(bromoethynyl)-2-methoxypyridine
  参考文献：
  名称：

  光化学双催化合成炔基硫醚

  摘要：

  催化伙伴关系：基于咔唑的光催化剂采用连续流动技术在较短的反应时间（50-96％，30分钟）内促进了光化学双催化交叉偶联，通过C（sp）-S键形成炔基硫化物。另外，作为大环环化的光氧化还原/镍双重催化的首次应用，证明了将炔基硫醚官能团结合到大环支架中。

  DOI：

  10.1002/anie.201705903
• 作为产物：
  描述：

  2-Fluoro-5-((trimethylsilyl)ethynyl)pyridine 在 potassium carbonate 作用下， 以 甲醇 为溶剂， 反应 3.0h， 以75%的产率得到5-乙炔-2-甲氧基吡啶
  参考文献：
  名称：

  1,4-DISUBSTITUTED 1,2,3-TRIAZOLES, METHODS FOR PREPARING SAME, AND DIAGNOSTIC AND THERAPEUTIC USES THEREOF

  摘要：

  具有以下通式（I）的化合物：其中：X是氮原子，Y是碳原子；或者X是碳原子，Y是氮原子；Ar基团是芳基或杂芳基；RN和RN′基团，与其所连接的碳原子一起，形成单环或双环氮杂环烷基团。还描述了其药学上可接受的盐、水合物或多晶型晶体结构，以及其消旋体、非对映异构体或对映异构体。

  公开号：

  US20140030191A1

文献信息

• [EN] 3-'4-HETEROCYCLYL -1,2,3,-TRIAZOL-1-YL!-N-ARYL-BENZAMIDES AS INHIBITORS OF THE CYTOKINES PRODUCTION FOR THE TREATMENT OF CHRONIC INFLAMMATORY DISEASES<br/>[FR] 3-'4-HETEROCYCLYL -1,2,3,-TRIAZOL-1-YL-N-ARYL-BENZAMIDES EN TANT QU'INHIBITEURS DE LA PRODUCTION DE CYTOKINES POUR LE TRAITEMENT DE MALADIES INFLAMMATOIRES
  申请人：BOEHRINGER INGELHEIM PHARMA

  公开号：WO2005090333A1

  公开（公告）日：2005-09-29

  Disclosed compounds of formula (I), which inhibit production of cytokines involved in inflammatory processes and are thus useful for treating diseases and pathological conditions involving inflammation such as chronic inflammatory disease. Also disclosed are processes for preparing these compounds and pharmaceutical compositions comprising these compounds.

  公开的化合物式(I)，可以抑制与炎症过程有关的细胞因子的产生，因此可用于治疗涉及炎症的疾病和病理状况，如慢性炎症性疾病。还公开了制备这些化合物的方法以及包含这些化合物的药物组合物。
• [EN] HETEROCYCLIC COMPOUNDS AND USES THEREOF<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES ET LEURS UTILISATIONS
  申请人：INFINITY PHARMACEUTICALS INC

  公开号：WO2015051244A1

  公开（公告）日：2015-04-09

  Compounds and pharmaceutical compositions that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including PI3 kinase activity, are described herein.

  调节激酶活性的化合物和药物组合物，包括PI3激酶活性，以及与激酶活性相关的疾病和病况的化合物、药物组合物和治疗方法在此进行描述。
• [EN] HETEROCYCLIC COMPOUNDS FOR USE IN THE TREATMENT OF PI3K-GAMMA MEDIATED DISORDERS<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES DESTINÉS À ÊTRE UTILISÉS DANS LE TRAITEMENT DE TROUBLES MÉDIÉS PAR PI3K-GAMMA
  申请人：INFINITY PHARMACEUTICALS INC

  公开号：WO2015143012A1

  公开（公告）日：2015-09-24

  Compounds and pharmaceutical compositions that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including PI3 kinase activity, are described herein.

  本文描述了调节激酶活性的化合物和药物组合物，包括PI3激酶活性，以及与激酶活性相关的疾病和状况的治疗方法，包括PI3激酶活性的化合物、药物组合物和治疗方法。
• [EN] NOVEL GALACTOSIDE INHIBITOR OF GALECTINS<br/>[FR] NOUVEL INHIBITEUR GALACTOSIDE DE GALECTINES
  申请人：GALECTO BIOTECH AB

  公开号：WO2016113335A1

  公开（公告）日：2016-07-21

  The present invention relates to a compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Furthermore the present invention concerns a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.

  本发明涉及一种通式（1）的化合物。通式（1）的化合物适用于治疗与在哺乳动物（如人类）中的一个半乳凝集素（例如半乳凝集素-3）与配体结合有关的疾病的方法。此外，本发明涉及一种治疗与在哺乳动物（如人类）中的一个半乳凝集素（例如半乳凝集素-3）与配体结合有关的疾病的方法。
• [EN] SUBSTITUTED QUINOLINES AND THEIR USE AS MEDICAMENTS<br/>[FR] QUINOLÉINES SUBSTITUÉES ET LEUR UTILISATION COMME MÉDICAMENTS
  申请人：BOEHRINGER INGELHEIM INT

  公开号：WO2013014060A1

  公开（公告）日：2013-01-31

  The invention relates to new substituted quinolines of formula (1) wherein R1 is a linear or branched C1-6-alkyl, wherein R1 may optionally be substituted by R3 which is selected from the group consisting of a three-, four-, five-, six- or seven-membered cycloalkl; a five-, six- or seven-membered, saturated heterocycle comprising one, two or three heteroatoms each independently selected from the group consisting of N, S and O; and a five- or six-membered heteroaryl comprising one, two or three heteroatoms each independently selected from the group consisting of N, S and O; wherein R3 may optionally be substituted further substituted as defined in claim 1 and wherein R2 is selected from the group consisting of halogen, phenyl, a five- or six-membered monocyclic heteroaryl comprising one, two or three heteroatoms each independently selected from the group consisting of N, S and O; a bicyclic, nine-, ten- or eleven-membered, either aromatic or non-aromatic, but not fully saturated heterocycle comprising one, two, three or four heteroatoms each independently selected from the group consisting of N, S and O; wherein R2 may optionally be further substituted as defined in claim 1, and their use in the preparation of medicaments for the treatment of disease such as asthma, COPD, allergic rhinitis, allergic dermatitis and rheumatoid arthritis.

  该发明涉及公式（1）中的新取代喹啉，其中R1是直链或支链的C1-6-烷基，其中R1可以选择性地被R3取代，R3选自以下组：三、四、五、六或七元环烷基；含有一个、两个或三个异原子（分别独立地选自N、S和O）的五、六或七元饱和杂环；含有一个、两个或三个异原子（分别独立地选自N、S和O）的五元或六元杂芳基；其中R3可以选择性地进一步取代，如权利要求书中所定义，R2选自以下组：卤素、苯基、含有一个、两个或三个异原子（分别独立地选自N、S和O）的五元或六元单环杂芳基；含有一个、两个、三或四个异原子（分别独立地选自N、S和O）的九、十或十一元双环芳香或非芳香但不完全饱和杂环；其中R2可以选择性地进一步取代，如权利要求书中所定义，并且它们在制备用于治疗哮喘、慢性阻塞性肺病、过敏性鼻炎、过敏性皮炎和类风湿性关节炎等疾病的药物中的用途。