20781-22-0

• 常用中文名：(2,6-二甲氧基苯基)甲胺
• 常用英文名：1-(2,6-Dimethoxyphenyl)methanamine
• CAS号：20781-22-0
• 分子式：C₉H₁₃NO₂
• 分子量：167.205
• 发布时间：2018-08-23 16:53:31
• 更新时间：2024-01-02 12:00:08

名称

• 中文名: 2,6-二甲氧基苄胺
• 英文名: (2,6-dimethoxyphenyl)methanamine
• 中文别名: 2,6-二甲氧基苯甲胺
• 英文别名: 2,6-dimethoxybenzylamine; (2,6-Dimethoxyphenyl)methanamine; 1-(2,6-Dimethoxyphenyl)methanamine; Benzenemethanamine, 2,6-dimethoxy-; 2,5-DIIODO-1,4-DIMETHOXYBENZENE; MFCD00052812; 2,6-Dimethoxybenzylamin

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 258.2±25.0 °C at 760 mmHg
• 熔点: 82 °C
• 分子式: C₉H₁₃NO₂
• 分子量: 167.205
• 闪点: 118.8±30.4 °C
• 精确质量: 167.094635
• PSA: 44.48000
• LogP: 0.80
• 蒸汽压: 0.0±0.5 mmHg at 25°C
• 折射率: 1.523
• 储存条件:

  干性的保护气体下处置，

  保持贮藏器密封

  放入紧密的贮藏器内，储存在阴凉，干燥的地方

• 稳定性:

  如果遵照规格使用和储存则不会分解

  避免接触氧化物，酸，空气
• 分子结构:

  1、 摩尔折射率：48.06

  2、 摩尔体积(m³/mol)：157.4

  3、 等张比容(90.2K)：386.4

  4、 表面张力(dyne/cm)：36.3

  5、 极化率(10-24cm³)：19.05

• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:1

  3.氢键受体数量:3

  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44.5

  7.重原子数量:12

  8.表面电荷:0

  9.复杂度:118

  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：未确定

  2.密度（g/mL,25/4℃）：未确定

  3.相对蒸汽密度（g/mL,空气=1）：未确定

  4.熔点（ºC）：82

  5.沸点（ºC,常压）：108-110

  6.沸点（ºC,5.2kPa）：未确定

  7.折射率：未确定

  8.闪点（ºC）：108-110

  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（kPa,25ºC）：未确定

  12.饱和蒸气压（kPa,60ºC）：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

MSDS

Name: 2 6-Dimethoxybenzylamine Material Safety Data Sheet Synonym: CAS: 20781-22-0 Section 1 - Chemical Product MSDS Name:2 6-Dimethoxybenzylamine Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 20781-22-0 2,6-Dimethoxybenzylamine unlisted Hazard Symbols: C Risk Phrases: 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Causes burns.Air sensitive. 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. Store under nitrogen. 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# 20781-22-0: 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: pale yellow Odor: distictive odor pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 108 - 110 deg C @1mmHg Freezing/Melting Point: 71 - 73 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: C9H13NO2 Molecular Weight: 167.21 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, moisture, exposure to air. Incompatibilities with Other Materials: Strong oxidizing agents, acids, acid chlorides. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 20781-22-0 unlisted. LD50/LC50: Not available. Carcinogenicity: 2,6-Dimethoxybenzylamine - 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: AMINES, SOLID, CORROSIVE, N.O.S.* Hazard Class: 8 UN Number: 3259 Packing Group: III IMO Shipping Name: AMINES, SOLID, CORROSIVE, N.O.S. Hazard Class: 8 UN Number: 3259 Packing Group: III RID/ADR Shipping Name: AMINES, SOLID, CORROSIVE, N.O.S. Hazard Class: 8 UN Number: 3259 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# 20781-22-0: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 20781-22-0 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 20781-22-0 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 对水稍微危害的，若无政府许可，勿将材料排入周围环境。

安全

• 危害码 (欧洲): C:Corrosive;
• 风险声明 (欧洲): R34
• 安全声明 (欧洲): S26-S36/37/39-S45
• 危险品运输编码: 3259
• 包装等级: III
• 危险类别: 8
• 海关编码: 2922299090

合成路线

16932-49-3 ~73% 20781-22-0

文献：Parsons, Andrew T.; Smith, Austin G.; Neel, Andrew J.; Johnson, Jeffrey S. Journal of the American Chemical Society, 2010 , vol. 132, # 28 p. 9688 - 9692

上下游产品

上游产品  1
16932-49-3
下游产品  0

海关

海关编码	2922299090
中文概述	2922299090. 其他氨基(萘酚、酚)及醚、酯〔包括它们的盐, 但含有一种以上含氧基的除外〕. 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, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装
Summary	2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%