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| 中文名 | 2,4-二甲基噻唑-5-羧酸乙酯 |
|---|---|
| 英文名 | ethyl 2,4-dimethylthiazole-5-carboxylate |
| 中文别名 | 2,4-二甲基噻唑-5-甲酸乙酯 |
| 英文别名 |
Ethyl 2,4-dimethyl-1,3-thiazole-5-carboxylate
5-Thiazolecarboxylic acid, 2,4-dimethyl-, ethyl ester MFCD00052874 |
| 密度 | 1.2±0.1 g/cm3 |
|---|---|
| 沸点 | 254.3±20.0 °C at 760 mmHg |
| 熔点 | 48-50 °C |
| 分子式 | C8H11NO2S |
| 分子量 | 185.243 |
| 闪点 | 107.6±21.8 °C |
| 精确质量 | 185.051056 |
| PSA | 67.43000 |
| LogP | 2.07 |
| 外观性状 | 灰白色至黄色粉末或大块 |
| 蒸汽压 | 0.0±0.5 mmHg at 25°C |
| 折射率 | 1.525 |
| 储存条件 | 密封于阴凉干燥处。 |
| 稳定性 | 遵照规格使用和储存则不会分解。 |
| 分子结构 | 1、 摩尔折射率：48.78 2、 摩尔体积（m3/mol）：159.0 3、 等张比容（90.2K）：404.5 4、 表面张力（dyne/cm）：41.7 5、 极化率（10-24cm3）：19.33 |
| 计算化学 | 1.疏水参数计算参考值（XlogP）:2.3 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:3 5.互变异构体数量:无 6.拓扑分子极性表面积67.4 7.重原子数量:12 8.表面电荷:0 9.复杂度:174 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：带白色晶体状粉末 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）：48-50 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：不溶于水 |
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. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed. Inhalation: May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. May be harmful if inhaled. 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. Ingestion: If swallowed, do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical aid. Inhalation: If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. 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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 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 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# 7210-77-7: Personal Protective Equipment Eyes: Wear chemical splash goggles. 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: Powder and chunks Color: off-white to yellow Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 48 - 50 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: C8H11NO2S Molecular Weight: 185.25 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Dust generation. Incompatibilities with Other Materials: Oxidizing agents, reducing agents, acids, bases. Hazardous Decomposition Products: Hydrogen cyanide, sulfur dioxide, carbon monoxide, oxides of nitrogen, carbon dioxide, sulfuric acid, nitric acid. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 7210-77-7 unlisted. LD50/LC50: Not available. Carcinogenicity: Ethyl 2,4-dimethylthiazole-5-carboxylate - 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: Not regulated. Hazard Class: UN Number: Packing Group: IMO Shipping Name: Not regulated. Hazard Class: UN Number: Packing Group: 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# 7210-77-7: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 7210-77-7 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 7210-77-7 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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~97%
7210-77-7 |
| 文献：Yavari, Issa; Sayyed-Alangi, S. Zahra; Hajinasiri, Rahimeh; Sajjadi-Ghotbabadi, Hadi Monatshefte fur Chemie, 2009 , vol. 140, # 2 p. 209 - 211 |
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~%
7210-77-7 |
| 文献：US5817829 A1, ; |
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~%
7210-77-7 |
| 文献：Proceedings - Indian Academy of Sciences, Section A, , # 22 p. 362,376 Yakugaku Zasshi, , vol. 73, p. 126 Chem.Abstr., , p. 12358 |
| 上游产品 4 | |
|---|---|
| 下游产品 6 | |
| 海关编码 | 2934100090 |
|---|---|
| 中文概述 | 2934100090. 结构上含有一个非稠合噻唑环的化合物(不论是否氢化). 增值税率:17.0%. 退税率:9.0%. 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 | 2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
