70258-18-3

• 常用中文名：2-氯-5-氯甲基吡啶
• 常用英文名：2-Chloro-5-chloromethylpyridine
• CAS号：70258-18-3
• 分子式：C₆H₅Cl₂N
• 分子量：162.017
• 相关类别： 化学农药原药 杀虫剂中间体
• 发布时间：2018-04-06 08:00:00
• 更新时间：2024-01-02 19:28:25
• 用作农药吡虫啉和啶虫咪中间体;2-氯-5-氯甲基吡啶是杀虫剂吡虫啉、啶虫脒的中间体。

名称

• 中文名: 2-氯-5-氯甲基吡啶
• 英文名: 2-Chloro-5-chloromethylpyridine
• 中文别名: 2-氯-5-(氯甲基)吡啶; 二氯五氯甲基吡啶; 2,5-二氯甲基吡啶
• 英文别名: 2-chloropyridyl-5-methylene chloride; 6-Chlo; imidacloprid impurity; 2-chloro-5-chloromethyl-pyridine; MFCD00125366; Pyridine, 2-chloro-5-(chloromethyl)-; 2-Chlor-5-Chlormethylpyridine; 2-Chloro-5-chloromethylpyridine; 2-Chloro-5-(chloromethyl)pyridine; 2-Chloro-5-pyridylMethyl chloride; 2-Chloro-5-Chloro-Me; 5-chloromethyl-2-chloropyridine; 6-chloro-nicotinyl chloride; AURORA KA-6694; 2,5-DICHLORO-4-METHYL-PYRIDINE; 2-CHLORO-5-CHLOROMETHYL PYRIDINE (CCMP),60% DMF

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 249.8±25.0 °C at 760 mmHg
• 熔点: 37-42 °C(lit.)
• 分子式: C₆H₅Cl₂N
• 分子量: 162.017
• 闪点: 129.0±8.8 °C
• 精确质量: 160.979904
• PSA: 12.89000
• LogP: 1.67
• 外观性状: 米色晶体
• 蒸汽压: 0.0±0.5 mmHg at 25°C
• 折射率: 1.551
• 储存条件:

  存放在密封容器内，并放在阴凉，干燥处。储存的地方必须上锁，钥匙必须交给技术专家和他们的助手保管。储存的地方必须远离氧化剂。

• 稳定性:

  远离氧化物。

• 分子结构:

  1、 摩尔折射率：39.00

  2、 摩尔体积（cm³/mol）：122.3

  3、 等张比容（90.2K）：312.5

  4、 表面张力（dyne/cm）：42.6

  5、 极化率（10^-24cm³）：15.46

• 计算化学:

  1.疏水参数计算参考值（XlogP）:2.2

  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:1

  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:9

  8.表面电荷:0

  9.复杂度:87.1

  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：白色结晶

  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）：35~36

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,400Pa）：88~90

  7. 折射率：未确定

  8. 闪点（ºC）：＞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：工业品为橘红色黏稠状液体，有刺激性气味，溶于多种有机溶剂和有机酸等。

MSDS

Name: 2-Chloro-5-chloromethylpyridine tech. 90% Material Safety Data Sheet Synonym: CAS: 70258-18-3 Section 1 - Chemical Product MSDS Name:2-Chloro-5-chloromethylpyridine tech. 90% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 70258-18-3 2-Chloro-5-chloromethylpyridine 90 unlisted Hazard Symbols: C 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: No information found. Section 4 - FIRST AID MEASURES Eyes: In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical aid immediately. Skin: In case of contact, immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid immediately. Wash clothing before reuse. Ingestion: If swallowed, do NOT induce vomiting. Get medical aid immediately. If victim is fully conscious, give a cupful of water. Never give anything by mouth to an unconscious person. 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. 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. Avoid generating dusty conditions. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Do not get in eyes, on skin, or on clothing. Do not breathe dust. Use only with adequate ventilation. 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# 70258-18-3: 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: Crystals Color: beige Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 37-42 deg C Autoignition Temperature: Not available. Flash Point: > 230 deg F (> 110.00 deg C) Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C6H5Cl2N Molecular Weight: 161.9477 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: High temperatures, dust generation. Incompatibilities with Other Materials: Strong oxidizing agents, acids, acid chlorides, acid anhydrides. Hazardous Decomposition Products: Hydrogen chloride, carbon monoxide, oxides of nitrogen, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 70258-18-3 unlisted. LD50/LC50: Not available. Carcinogenicity: 2-Chloro-5-chloromethylpyridine - 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: 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 25 Avoid contact with eyes. 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# 70258-18-3: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 70258-18-3 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 70258-18-3 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

毒理学数据: 强刺激性，避免与皮肤接触。 生态学数据: 对水稍微有危害的，不要让未稀释或者大量产品接触地下水，水道或者污水系统。若无政府许可，勿将材料排入周围环境。

安全

• 符号: GHS05, GHS07
• 信号词: Danger
• 危害声明: H302-H314
• 警示性声明: P280-P305 + P351 + P338-P310
• 个人防护装备: Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
• 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-S25
• 危险品运输编码: UN 3261 8/PG 2
• WGK德国: 3
• 包装等级: II
• 危险类别: 8.0
• 海关编码: 2933399010

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制备

目前工业上多采用由2-氯-5-甲基吡啶在催化剂存在下支链氯化的方法得到2-氯-5-氯甲基吡啶。将2-氯-5-甲基吡啶和溶剂加入到反应斧中，加入催化剂，回流并通氯气进行反应。

海关

海关编码	2933399090
中文概述	2933399090. 其他结构含非稠合吡啶环的化合物. 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:20.0%
申报要素	品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%