41918-08-5
41918-08-5结构式
- 常用中文名：S)-(-)-2-甲氧基丙酸乙酯
- 常用英文名：Ethyl (S)-(-)-2-methoxypropionate
- CAS号：41918-08-5
- 分子式：C6H12O3
- 分子量：132.15800
- 相关类别： 化学试剂 有机试剂 酯类 乙酯类化合物
- 发布时间：2018-12-01 14:30:37
- 更新时间：2024-01-04 22:59:57
| 中文名 | S)-(-)-2-甲氧基丙酸乙酯 |
|---|---|
| 英文名 | Ethyl (S)-(-)-2-methoxypropionate |
| 英文别名 | Ethyl (2S)-2-methoxypropanoate |
| 密度 | 0.959g/cm3 |
|---|---|
| 沸点 | 160ºC at 760 mmHg |
| 分子式 | C6H12O3 |
| 分子量 | 132.15800 |
| 闪点 | 49.9ºC |
| 精确质量 | 132.07900 |
| PSA | 35.53000 |
| LogP | 0.58440 |
| 外观性状 | Liquid | Clear colorless to slightly yellow |
| 折射率 | 1.398 |
| 储存条件 | 密闭于阴凉干燥环境中 |
| 稳定性 | 遵照规定使用和储存则不会分解。 |
| 分子结构 | 1、 摩尔折射率：33.32 2、 摩尔体积（m3/mol）：137.7 3、 等张比容（90.2K）：312.6 4、 表面张力（dyne/cm）：26.5 5、 极化率（10 -24cm 3）：13.21 |
| 计算化学 | 1.疏水参数计算参考值（XlogP）:0.8 2.氢键供体数量:0 3.氢键受体数量:3 4.可旋转化学键数量:4 5.互变异构体数量:无 6.拓扑分子极性表面积35.5 7.重原子数量:9 8.表面电荷:0 9.复杂度:90.3 10.同位素原子数量:0 11.确定原子立构中心数量:1 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：无可用 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）：无可用 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 Known 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: May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. Inhalation: May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. 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. 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: Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Wash mouth out with water. 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: 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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Vapors may be heavier than air. They can spread along the ground and collect in low or confined areas. Runoff from fire control or dilution water may cause pollution. Extinguishing Media: Use extinguishing media most appropriate for the surrounding fire. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Storage: Store in a cool, dry place. Store in a tightly closed container. 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# 41918-08-5: 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: Liquid Color: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: Not available. Autoignition Temperature: Not available. Flash Point: > 110 deg C (> 230.00 deg F) Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C6H12O3 Molecular Weight: 132.16 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not currently available. Conditions to Avoid: No specific conditions to avoid noted. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 41918-08-5 unlisted. LD50/LC50: Not available. Carcinogenicity: Ethyl (S)-(-)-2-Methoxypropionate - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling. 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# 41918-08-5: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 41918-08-5 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 41918-08-5 is not listed on the TSCA inventory. It is for research and development use only. 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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| 安全声明 (欧洲) | S24/25 |
|---|---|
| 海关编码 | 2918990090 |
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| 文献：Barrett, Anthony G. M.; Braddock, D. Christopher; Christian, Paul W. N.; Pilipauskas, Daniel; White, Andrew J. P.; Williams, David J. Journal of Organic Chemistry, 1998 , vol. 63, # 17 p. 5818 - 5823 |
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| 文献：Jamieson, Andrew G.; Sutherland, Andrew Organic and Biomolecular Chemistry, 2005 , vol. 3, # 5 p. 735 - 736 |
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| 文献：Weber; Kreuzig; Bahadir Chemosphere, 1997 , vol. 35, # 1-2 p. 13 - 20 |
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| 文献：Kobayashi, Kimiko; Kato, Takayuki; Unno, Masafumi; Masuda, Shinji Bulletin of the Chemical Society of Japan, 1997 , vol. 70, # 6 p. 1393 - 1401 |
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| 文献：Stevens; Deans Canadian Journal of Research, Section B: Chemical Sciences, 1939 , vol. 17, p. 290 |
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| 文献：Brookhart, Maurice; Liu, Yumin; Goldman, Emma W.; Timmers, Debra A.; Williams, Gregory D. Journal of the American Chemical Society, 1991 , vol. 113, # 3 p. 927 - 939 |
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| 文献：Terfort, Andreas; Brunner, Henri Journal of the Chemical Society - Perkin Transactions 1, 1996 , # 12 p. 1467 - 1479 |
| 上游产品 5 | |
|---|---|
| 下游产品 4 | |
| 海关编码 | 2918990090 |
|---|---|
| 中文概述 | 2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |