(3,5-二甲基吡唑-1-基)乙酸 | 16034-49-4

• 物质功能分类: 有机原料 - 羧酸类化合物及衍生物
• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 中文名称: (3,5-二甲基吡唑-1-基)乙酸
• 中文别名: (3,5-二甲基-1H-吡唑)乙酸
• 英文名称: 2-(3,5-dimethyl-1H-pyrazol-1-yl)acetic acid
• 英文别名: (3,5-dimethyl-1H-pyrazol-1-yl)acetic acid；2-(3,5-dimethylpyrazol-1-yl)acetic acid；3,5-dimethylpyrazol-1-ylacetic acid；3,5-dimethylpyrazolyl-1-acetic acid；(3,5-dimethyl-pyrazol-1-yl)-acetic acid
• CAS: 16034-49-4
• 化学式: C₇H₁₀N₂O₂
• mdl: MFCD00297249
• 分子量: 154.169
• InChiKey: JYSWEDYPQJOEPO-UHFFFAOYSA-N

物化性质

• 熔点：
  186-192°C
• 沸点：
  120-127 °C(Press: 14 Torr)
• 密度：
  1.23±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.7
• 重原子数：
  11
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.428
• 拓扑面积：
  55.1
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 海关编码：
  2933199090
• WGK Germany：
  3
• 危险标志：
  GHS07
• 危险性描述：
  H302
• 危险性防范说明：
  P280,P305+P351+P338

SDS

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SECTION 1: Identification of the substance/mixture and of the company/undertaking
Product identifiers
Product name : 3,5-Dimethyl-1H-pyrazole-1-acetic acid
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.
CAS-No. : 16034-49-4
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
Xn Harmful R22
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 - none

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SECTION 3: Composition/information on ingredients
Substances
Synonyms : (3,5-Dimethyl-1H-pyrazol-1-yl)acetic acid
Formula : C7H10N2O2
Molecular Weight : 154,17 g/mol
CAS-No. : 16034-49-4
Hazardous ingredients according to Regulation (EC) No 1272/2008
Component Classification Concentration
3,5-DIMETHYL-1H-PYRAZOLE-1-ACETIC ACID
Acute Tox. 4; H302 -
Hazardous ingredients according to Directive 1999/45/EC
Component Classification Concentration
3,5-DIMETHYL-1H-PYRAZOLE-1-ACETIC ACID
Xn, R22 -
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
Carbon oxides, nitrogen oxides (NOx)
Advice for firefighters
Wear self contained breathing apparatus for fire fighting 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.
Heat-, light-, and moisture-sensitive. Handle and store under inert gas.
Specific end use(s)
A part 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: paste
Colour: colourless
b) Odour no data available
c) Odour Threshold no data available
d) pH no data available
e) Melting point/freezing Melting point/range: 186 - 192 °C
point
f) Initial boiling point and no data available
boiling range
g) Flash point no data available
h) Evapouration 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- log Pow: 0,662
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
Other decomposition products - no data available
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
PBT/vPvB assessment not available as chemical safety assessment not required/not conducted
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
N/A

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  (3,5-二甲基吡唑-1-基)乙酸 在 N,N-二甲基甲酰胺 草酰氯 、 水 、 N,N'-羰基二咪唑 、 sodium hydroxide 作用下， 以 四氢呋喃 、 甲醇 、 二氯甲烷 为溶剂， 反应 17.0h， 生成 2-{4-[2-(3,5-dimethyl-pyrazol-1-yl)-acetyl]-piperazin-1-yl}-N-pyridin-4-yl-benzamide
  参考文献：
  名称：

  [EN] CXCR3 RECEPTOR ANTAGONISTS
  [FR] ANTAGONISTES DU RÉCEPTEUR CXCR3

  摘要：

  本发明涉及式（I）的化合物及其药用盐，其中R1至R6、A、B、X、Y和n的定义如本文所述。该发明还涉及包含这些化合物的药物组合物，使用这些化合物治疗各种疾病和疾病的方法，制备这些化合物的过程以及在这些过程中有用的中间体。

  公开号：

  WO2010126851A1
• 作为产物：
  描述：

  benzyl 2-(3,5-dimethyl-1H-pyrazol-1-yl)acetate 在 palladium 10% on activated carbon 、 氢气 作用下， 以 乙酸乙酯 为溶剂， 反应 1.0h， 以83%的产率得到(3,5-二甲基吡唑-1-基)乙酸
  参考文献：
  名称：

  [EN] COMPOUNDS USEFUL AS CSF1 MODULATORS
  [FR] COMPOSÉS UTILES EN TANT QUE MODULATEURS DU FACTEUR 1 DE STIMULATION DE COLONIES

  摘要：

  这项发明涉及新颖化合物以及包含这些新颖化合物的药物组合物。更具体地，该发明涉及用作集落刺激因子1受体（cFMS）调节剂（例如cFMS抑制剂）的化合物。这项发明还涉及制备这些化合物的方法，这些化合物在治疗中的用途以及利用这些化合物进行治疗的方法。具体而言，该发明涉及利用这些化合物治疗癌症和自身免疫性疾病。

  公开号：

  WO2016051193A1

文献信息

• CHEMICAL SUBSTANCES WHICH INHIBIT THE ENZYMATIC ACTIVITY OF HUMAN KALLIKREIN-RELATED PEPTIDASE 6 (KLK6)
  申请人：Deutsches Krebsforschungszentrum

  公开号：EP3305781A1

  公开（公告）日：2018-04-11

  The invention relates to compounds which are suitable for the treatment of a disease associated with kallikrein-like peptidase 6 overexpression and to pharmaceutical compositions containing such compounds. The invention further relates to a kit of parts comprising such compounds or pharmaceutical compositions.

  这项发明涉及适用于治疗与kallikrein样肽酶6过度表达相关疾病的化合物，以及含有这些化合物的药物组合物。该发明还涉及包括这些化合物或药物组合物的配套工具包。
• [EN] PYRROLO[2,3-D]PYRIMIDINE TROPOMYOSIN-RELATED KINASE INHIBITORS<br/>[FR] INHIBITEURS DE KINASE ASSOCIÉE À LA TROPOMYOSINE PYRROLO[2,3-D]PYRIMIDINE
  申请人：PFIZER LTD

  公开号：WO2014053967A1

  公开（公告）日：2014-04-10

  The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.

  本发明涉及式(I)化合物及其药用可接受的盐，其中取代基如本文所述，并且它们在医学上的用途，特别是作为Trk拮抗剂。
• A Fragment-Based Method to Discover Irreversible Covalent Inhibitors of Cysteine Proteases
  作者：Stefan G. Kathman、Ziyang Xu、Alexander V. Statsyuk

  DOI：10.1021/jm500345q

  日期：2014.6.12

  reported which irreversibly tethers drug-like fragments to catalytic cysteines. We attached an electrophile to 100 fragments without significant alterations in the reactivity of the electrophile. A mass spectrometry assay discovered three nonpeptidic inhibitors of the cysteine protease papain. The identified compounds display the characteristics of irreversible inhibitors. The irreversible tethering system

  报道了一种新的基于片段的药物发现方法，该方法不可逆地将类药物片段束缚在催化半胱氨酸上。我们将亲电试剂连接到 100 个片段上，而亲电试剂的反应性没有显着改变。质谱分析发现了半胱氨酸蛋白酶木瓜蛋白酶的三种非肽抑制剂。鉴定出的化合物显示出不可逆抑制剂的特征。不可逆的束缚系统也显示出特异性：三种鉴定出的木瓜蛋白酶抑制剂不与 UbcH7、USP08 或带有 GST 标签的人类鼻病毒 3C 蛋白酶共价反应。
• 4-(Benzoimidazol-2-yl)-thiazole Compounds and Related Aza Derivatives
  申请人：Actelion Pharmaceuticals Ltd.

  公开号：US20140371204A1

  公开（公告）日：2014-12-18

  The invention relates to compounds of Formula (I) wherein ring A, X, (R 1 ) n , R 2 , R 3 , R 4 , R 4′ , R 5 , n, and p are as described in the description; to pharmaceutically acceptable salts thereof, and to the use of such compounds as medicaments, especially as modulators of the CXCR3 receptor.

  本发明涉及式(I)化合物，其中环A、X、(R1)n、R2、R3、R4、R4′、R5、n和p如描述中所述；涉及药用可接受的盐，以及将此类化合物用作药物，尤其是用作CXCR3受体的调节剂。
• [EN] 4-(BENZOIMIDAZOL-2-YL)-THIAZOLE COMPOUNDS AND RELATED AZA DERIVATIVES<br/>[FR] COMPOSÉS DE 4-(BENZOIMIDAZOL-2-YLE)-THIAZOLE ET DÉRIVÉS AZA ASSOCIÉS
  申请人：ACTELION PHARMACEUTICALS LTD

  公开号：WO2013114332A1

  公开（公告）日：2013-08-08

  The invention relates to compounds of Formula (I) wherein ring A, X, (R1)n, R2, R3, R4, R4', R5, n, and p are as described in the description; to pharmaceutically acceptable salts thereof, and to the use of such compounds as medicaments, especially as modulators of the CXCR3 receptor.

  本发明涉及式(I)化合物，其中环A、X、(R1)n、R2、R3、R4、R4'、R5、n和p如描述中所述；涉及药用可接受的盐，以及将此类化合物用作药物，尤其是用作CXCR3受体的调节剂。