2256-86-2

• 常用中文名：3-甲基苯并呋喃-2-碳酰氯
• 常用英文名：3-METHYLBENZOFURAN-2-CARBONYL CHLORIDE
• CAS号：2256-86-2
• 分子式：C₁₀H₇ClO₂
• 分子量：194.61400
• 发布时间：2018-02-22 08:00:00
• 更新时间：2024-01-11 15:19:39

名称

• 中文名: 3-甲基苯并呋喃-2-碳酰氯
• 英文名: 3-methyl-1-benzofuran-2-carbonyl chloride
• 中文别名: 3-甲基-2-苯并呋喃羰酰氯
• 英文别名: 3-Methyl-benzofuran-2-carbonylchlorid; 3-methyl-benzofuran-2-carbonyl chloride; 3-Methylbenzofuran-2-carbonyl chloride; MFCD01940394; 3-Methyl-kumaronsaeure-chlorid; 3-methyl-2-benzofuranoyl chloride

物化性质

• 密度: 1.305g/cm3
• 沸点: 285.1ºC at 760mmHg
• 熔点: 72-77ºC(lit.)
• 分子式: C₁₀H₇ClO₂
• 分子量: 194.61400
• 闪点: 126.2ºC
• 精确质量: 194.01300
• PSA: 30.21000
• LogP: 3.12020
• 蒸汽压: 0.00287mmHg at 25°C
• 折射率: 1.607
• 储存条件:

  密封储存，储存于阴凉、干燥的库房。远离水源。

• 稳定性:

  常温常压下稳定，避免与水源，氧化剂接触。

• 计算化学:

  1.疏水参数计算参考值（XlogP）:3.5

  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30.2

  7.重原子数量:13

  8.表面电荷:0

  9.复杂度:217

  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. 性状：白色晶体

  2. 密度（g/mL,25℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：72-74

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,0.2mmHg）：未确定

  7. 折射率(n20/D)：未确定

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（mPa,20ºC）：未确定

  12. 饱和蒸气压（kPa,25ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：未确定

MSDS

Name: 3-Methylbenzofuran-2-carbonyl chloride 97% Material Safety Data Sheet Synonym: CAS: 2256-86-2 Section 1 - Chemical Product MSDS Name:3-Methylbenzofuran-2-carbonyl chloride 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 2256-86-2 3-Methylbenzofuran-2-carbonyl chloride 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. 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# 2256-86-2: 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: Crystalline powder Color: white to light yellow Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 70 - 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: C10H7ClO2 Molecular Weight: 194.62 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Incompatible materials, exposure to moist air or water. Incompatibilities with Other Materials: Strong oxidizing agents, strong bases. Hazardous Decomposition Products: Hydrogen chloride, carbon monoxide, carbon dioxide. Hazardous Polymerization: Will not occur. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 2256-86-2 unlisted. LD50/LC50: Not available. Carcinogenicity: 3-Methylbenzofuran-2-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: II IMO Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing Group: II RID/ADR Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing group: II 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# 2256-86-2: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 2256-86-2 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 2256-86-2 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;Xi: Irritant;
• 风险声明 (欧洲): 34
• 安全声明 (欧洲): 26-36/37/39-45
• 危险品运输编码: UN 3261 8/PG 2
• 海关编码: 2932999099

合成路线

24673-56-1 ~% 2256-86-2

文献：Acta Poloniae Pharmaceutica, , vol. 13, p. 11,19 Chem.Abstr., , p. 16671

24673-56-1 79-37-8 ~90% 2256-86-2

文献：AFFINIUM PHARMACEUTICALS, INC.; PARTRIDGE, John, J.; COLUCCI, John; GAREAU, Yves; THERIEN, Michel; ZAMBONI, Robert; HAFKIN, Barry; MARFAT, Anthony; ZAGHDANE, Helmi Patent: WO2013/190384 A1, 2013 ; Location in patent: Paragraph 00202 ;

上下游产品

上游产品  2
24673-56-1 79-37-8
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2076-36-0 92367-50-5

海关

海关编码	2932999099
中文概述	2932999099. 其他仅含氧杂原子的杂环化合物. 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
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%