49783-84-8

• 常用中文名：1,5-二甲基-1H-吡唑-3-羰酰氯
• 常用英文名：1,5-Dimethyl-1H-pyrazole-3-carbonyl chloride
• CAS号：49783-84-8
• 分子式：C₆H₇ClN₂O
• 分子量：158.58600
• 发布时间：2018-11-23 11:49:44
• 更新时间：2024-01-30 20:39:16
• 下载msds

名称

• 中文名: 1,5-二甲基-1H-吡唑-3-甲酰氯
• 英文名: 1,5-dimethylpyrazole-3-carbonyl chloride
• 中文别名: 1,5-二甲基-1H-吡唑-3-羰酰氯
• 英文别名: 1,5-Dimethyl-1H-pyrazol-3-carbonylchlorid; 1,5-Dimethyl-1H-Pyrazole-3-Carbonyl Chloride; MFCD03407950

物化性质

• 密度: 1.31g/cm3
• 沸点: 250.2ºC at 760 mmHg
• 熔点: 73=74ºC
• 分子式: C₆H₇ClN₂O
• 分子量: 158.58600
• 闪点: 105.1ºC
• 精确质量: 158.02500
• PSA: 34.89000
• LogP: 1.10750
• 折射率: 1.571
• 储存条件: 2-8°C
• 分子结构:

  1、 摩尔折射率：39.73

  2、 摩尔体积（cm³/mol）：120.7

  3、 等张比容（90.2K）：304.5

  4、 表面张力（dyne/cm）：40.4

  5、 极化率（10-24cm3）：15.75

• 计算化学:

  1.疏水参数计算参考值（XlogP）:1.5

  2.氢键供体数量:0

  3.氢键受体数量:2

  4.可旋转化学键数量:1

  5.互变异构体数量:无

  6.拓扑分子极性表面积34.9

  7.重原子数量:10

  8.表面电荷:0

  9.复杂度:151

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

• 更多:

  1.熔点（760 mmHg,ºC）：73-74

MSDS

Name: 1 5-Dimethyl-1H-pyrazole-3-carbonyl chloride 97% Material Safety Data Sheet Synonym: CAS: 49783-84-8 Section 1 - Chemical Product MSDS Name:1 5-Dimethyl-1H-pyrazole-3-carbonyl chloride 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 49783-84-8 1,5-Dimethyl-1H-pyrazole-3-carbonyl ch 97 unlisted Hazard Symbols: C Risk Phrases: 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Causes burns.Moisture sensitive. Potential Health Effects Eye: Causes eye burns. Skin: Causes skin burns. Ingestion: Causes gastrointestinal tract burns. Inhalation: Causes chemical burns to the respiratory tract. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. Skin: Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Ingestion: Do not induce vomiting. Get medical aid immediately. Inhalation: Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Notes to Physician: Treat symptomatically and supportively. Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing Media: Use foam, dry chemical, or carbon dioxide. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Section 7 - HANDLING and STORAGE Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood. Storage: Store in a cool, dry place. Store in a tightly closed container. Corrosives area. Store under an inert atmosphere. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 49783-84-8: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: beige Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 73 - 74 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C6H7ClN2O Molecular Weight: 158.59 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, exposure to moist air or water. Incompatibilities with Other Materials: Strong oxidizing agents, bases. Hazardous Decomposition Products: Hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 49783-84-8 unlisted. LD50/LC50: Not available. Carcinogenicity: 1,5-Dimethyl-1H-pyrazole-3-carbonyl chloride - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.* Hazard Class: 8 UN Number: 3261 Packing Group: III IMO Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing Group: III RID/ADR Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing group: III Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: C Risk Phrases: R 34 Causes burns. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 Wear suitable protective clothing, gloves and eye/face protection. S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). WGK (Water Danger/Protection) CAS# 49783-84-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 49783-84-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 49783-84-8 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): C: Corrosive;
• 风险声明 (欧洲): R34
• 安全声明 (欧洲): S26-S36/37/39-S45
• 危险品运输编码: UN 3261
• 海关编码: 2933199090

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海关

海关编码	2933199090
中文概述	2933199090. 其他结构上有非稠合吡唑环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素	品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%