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| 中文名 | 烟酰乙酸甲酯 |
|---|---|
| 英文名 | Methyl nicotinoylacetate |
| 英文别名 |
3-Pyridinepropanoic acid, β-oxo-, methyl ester
methyl 3-oxo-3-(pyridin-3-yl)propanoate Methyl (3-pyridinecarbonyl)acetate MFCD00216524 Methyl 3-oxo-3-(3-pyridinyl)propanoate methyl 3-oxo-3-pyridin-3-ylpropanoate |
| 密度 | 1.2±0.1 g/cm3 |
|---|---|
| 沸点 | 283.1±15.0 °C at 760 mmHg |
| 熔点 | 34-42 °C |
| 分子式 | C9H9NO3 |
| 分子量 | 179.173 |
| 闪点 | 125.0±20.4 °C |
| 精确质量 | 179.058243 |
| PSA | 56.26000 |
| LogP | 0.14 |
| 外观性状 | 白色至粉红色-褐色结晶粉末 |
| 蒸汽压 | 0.0±0.6 mmHg at 25°C |
| 折射率 | 1.515 |
| 储存条件 | 密闭于2-8 ºC阴凉干燥环境中 |
| 稳定性 | 遵照规定使用和储存则不会分解。 |
| 水溶解性 | neglegible |
| 分子结构 | 1、 摩尔折射率：45.41 2、 摩尔体积（m3/mol）：150.6 3、 等张比容（90.2K）：390.9 4、 表面张力（dyne/cm）：45.2 5、 极化率（10 -24cm 3）：18.00 |
| 计算化学 | 1.疏水参数计算参考值（XlogP）:无 2.氢键供体数量:0 3.氢键受体数量:4 4.可旋转化学键数量:4 5.互变异构体数量:3 6.拓扑分子极性表面积56.3 7.重原子数量:13 8.表面电荷:0 9.复杂度:203 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：固体 2. 密度（g/mL,25/4℃）：无可用 3. 相对蒸汽密度（g/mL,空气=1）：无可用 4. 熔点（ºC）：34-42 5. 沸点（ºC,常压）：无可用 6. 沸点（ºC,5.2kPa）：无可用 7. 折射率：无可用 8. 闪点（ºC）：无可用 9. 比旋光度（º）：无可用 10. 自燃点或引燃温度（ºC）：无可用 11. 蒸气压（kPa,25ºC）：无可用 12. 饱和蒸气压（kPa,60ºC）：无可用 13. 燃烧热（KJ/mol）：无可用 14. 临界温度（ºC）：无可用 15. 临界压力（KPa）：无可用 16. 油水（辛醇/水）分配系数的对数值：无可用 17. 爆炸上限（%,V/V）：无可用 18. 爆炸下限（%,V/V）：无可用 19. 溶解性：无可用 |
Synonym:None Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Ingestion: Ingestion of large amounts may cause gastrointestinal irritation. Inhalation: May cause respiratory tract irritation. Chronic: No information found. Section 4 - FIRST AID MEASURES Eyes: 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. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: Antidote: None reported. 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 water spray or dry chemical. 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. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Good general ventilation should be sufficient to control airborne levels. Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Exposure Limits CAS# 54950-20-8: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. 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: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Negligible Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 39 - 42 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: N/A Explosion Limits, upper: N/A Decomposition Temperature: Solubility in water: neglegible in water Specific Gravity/Density: Molecular Formula: Molecular Weight: 179.17 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: High temperatures. Incompatibilities with Other Materials: Strong oxidizing agents, acids, bases. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 54950-20-8 unlisted. LD50/LC50: Not available. Carcinogenicity: Methylnicotinoyl acetate - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Other No information available. Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Not regulated as a hazardous material. IMO Not regulated as a hazardous material. RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 54950-20-8: No information available. Canada CAS# 54950-20-8 is listed on Canada's NDSL List. CAS# 54950-20-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 54950-20-8 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A |
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生态学数据: 该物质对环境可能有危害，对水体应给予特别注意。
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| 危害码 (欧洲) | Xi: Irritant; |
|---|---|
| 风险声明 (欧洲) | R25;R35 |
| 安全声明 (欧洲) | S24/25 |
| 危险品运输编码 | UN 3261 8/PG 2 |
| 海关编码 | 2933399090 |
| 海关编码 | 2933399090 |
|---|---|
| 中文概述 | 2933399090. 其他结构含非稠合吡啶环的化合物. 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 | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |