| 中文名 | 反式-2,3-二甲基丙烯酸 |
|---|---|
| 英文名 | 2-methylbut-2-enoic acid |
| 英文别名 |
dimethylphenylacetoaldehyde
TIGLIC ACID 2-METHYLBUT-2-ENOICACID 2-BUTENOIC ACID,2-METHYL- 2,3-dimethylacrylic acid 2-METHYLBUT-2-ENOIC ACID 3,4-dimethylacetophenone 3-acetyl-1,2-dimethylbenzene Dimethyl-4-phenylenediamine 2',3'-dimethyl-acetophenone 2-methyl but-2-enoic acid 2-METHYL-2-BUTENOIC ACID methylmethacrylic acid |
| 密度 | 1.01g/cm3 |
|---|---|
| 沸点 | 95-96ºC12 mm Hg(lit.) |
| 熔点 | 61-64ºC(lit.) |
| 分子式 | C5H8O2 |
| 分子量 | 100.11600 |
| 闪点 | 96ºC |
| 精确质量 | 100.05200 |
| PSA | 37.30000 |
| LogP | 1.03720 |
| 蒸汽压 | 0.152mmHg at 25°C |
| 折射率 | 1.45 |
| 稳定性 | 1. 存在于烤烟烟叶、白肋烟烟叶、香料烟烟叶、烟气中。 |
| 分子结构 | 1、 摩尔折射率：26.67 2、 摩尔体积（cm3/mol）：99.1 3、 等张比容（90.2K）：236.2 4、 表面张力（dyne/cm）：32.2 5、 极化率（10-24cm3）：10.57 |
| 更多 | 1. 性状：无色三斜片状结晶或棒状物，有辛辣气味。 2. 溶解性：溶于热水，能溶于乙醇、乙醚。 3. 沸点（ºC）：95~96（1.6kpa） 4. 熔点（ºC）：61~64 5. 闪点（ºC）：96 6. 相对密度(d254) ：0.969 7.折射率(n47D)：1.4434 |
Synonym:2,3-Dimethylacrylic aci Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Causes burns. 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# 13201-46-2: 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: Solid Color: white crystalline solid Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 95 - 96 deg C @11.5mmHg Freezing/Melting Point: 63 - 64 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: C5H8O2 Molecular Weight: 100 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. 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# 13201-46-2 unlisted. LD50/LC50: Not available. Carcinogenicity: 2-Methylbut-2-enoic acid - 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: III IMO Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing Group: III RID/ADR Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing group: III 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# 13201-46-2: No information available. Canada CAS# 13201-46-2 is listed on Canada's DSL List. CAS# 13201-46-2 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 13201-46-2 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 危害码 (欧洲) | C: Corrosive; |
|---|---|
| 风险声明 (欧洲) | R34 |
| 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 | 2916190090 |
| 上游产品 2 | |
|---|---|
| 下游产品 2 | |
| 海关编码 | 2916190090 |
|---|---|
| 中文概述 | 2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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, 丙烯酸、丙烯酸盐或酯应报明包装 |
| 监管条件 | A.入境货物通关单 B.出境货物通关单 |
| 检验检疫 | R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
