| 中文名 | 2,5,6-三甲基苯并硒唑 |
|---|---|
| 英文名 | 2,5,6-trimethyl-1,3-benzoselenazole |
| 中文别名 |
2,4-二氯-3-甲基苯胺
2,5,6-三甲基苯并锡唑 |
| 英文别名 |
EINECS 220-958-5
2,5,6-Trimethylbenzoselenazole MFCD00047143 2.5.6-Trimethyl-benzselenazol benzoselenazole,2,5,6-trimethyl |
| 沸点 | 140-142ºC (5 mmHg) |
|---|---|
| 熔点 | 86-90ºC |
| 分子式 | C10H11NSe |
| 分子量 | 224.16100 |
| 闪点 | 122.9ºC |
| 精确质量 | 225.00600 |
| PSA | 12.89000 |
| LogP | 2.21700 |
| 蒸汽压 | 0.00674mmHg at 25°C |
| 储存条件 | 密封储存，储存于阴凉、干燥的库房。 |
| 稳定性 | 避免与不相容材料接触。 |
| 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:1 4.可旋转化学键数量:0 5.互变异构体数量:无 6.拓扑分子极性表面积12.9 7.重原子数量:12 8.表面电荷:0 9.复杂度:171 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：黄色或棕色粉末 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）：86-90 5. 沸点（ºC,常压）：未确定 6. 沸点（ºC,5mmHg）：140-142 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 |
Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: 23/25 33 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Toxic by inhalation and if swallowed. Danger of cumulative effects. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Ingestion: Poison by ingestion. The toxicological properties of this substance have not been fully investigated. Inhalation: The toxicological properties of this substance have not been fully investigated. Toxic if inhaled. 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: Get medical aid immediately. 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. 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: 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. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 2946-20-5: 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: yellow to brown Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 140 - 142 deg C @ 5 Freezing/Melting Point: 86 - 88 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: Molecular Weight: 224.16 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, oxides of nitrogen, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 2946-20-5 unlisted. LD50/LC50: Not available. Carcinogenicity: 2,5,6-Trimethylbenzoselenazole - 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: SELENIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 3283 Packing Group: III IMO Shipping Name: SELENIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 3283 Packing Group: III RID/ADR Shipping Name: SELENIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 3283 Packing group: III Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: T Risk Phrases: R 23/25 Toxic by inhalation and if swallowed. R 33 Danger of cumulative effects. Safety Phrases: S 20/21 When using do not eat, drink or smoke. S 28A After contact with skin, wash immediately with plenty of water. 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# 2946-20-5: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 2946-20-5 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 2946-20-5 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 危害码 (欧洲) | N-T |
|---|---|
| 风险声明 (欧洲) | 50/53-33-23/25 |
| 安全声明 (欧洲) | 61-60-45-28A-20/21 |
| 海关编码 | 2927000090 |
| 海关编码 | 2927000090 |
|---|---|
| 中文概述 | 2927000090 其他重氮化合物、偶氮化合物等（包括氧化偶氮化合物）. 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:30.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |