20295-64-1

• 常用中文名：2-氯吡啶氮氧化物盐酸盐
• 常用英文名：2-Chloropyridine-N-oxide hydrochloride
• CAS号：20295-64-1
• 分子式：C₅H₅Cl₂NO
• 分子量：166.00500
• 相关类别： 医药中间体 杂环化合物 吡啶类化合物 氯吡啶
• 发布时间：2018-03-26 08:00:00
• 更新时间：2024-01-06 17:21:38
• 下载msds

名称

• 中文名: 2-氯吡啶氮氧化物盐酸盐
• 英文名: 2-chloropyridine n-oxide hydrochloride
• 中文别名: 2-氯吡啶-N-氧化物盐酸盐; 2-氯吡啶 N-氧化物盐酸盐
• 英文别名: 2-chloro-pyridine-1-oxide,hydrochloride; chloride 2-chloropyridinium 1-oxide; 6-chloro-2,3-dihydropyridin-3-one hydrochloride; 2-Chloropyridine 1-oxide hydrochloride; 3-Chloropyridine N-oxide hydrochloride; MFCD00012805; EINECS 243-712-9; 2-CHLOROPYRIDINE N-OXIDE HCL; 2-CHLOROPYRIDINE-N-OXIDE HYDROCHLORIDE; 2-Chloropyridinium chloride 1-oxide; 2-chloropyridine 1-oxide hidrochloride; N-OXY-2-CHLOROPYRIDINE HYDROCHLORIDE

物化性质

• 密度: 1.27g/cm3
• 沸点: 140-142°C
• 熔点: 140-142 °C(lit.)
• 分子式: C₅H₅Cl₂NO
• 分子量: 166.00500
• 闪点: 141.3ºC
• 精确质量: 164.97500
• PSA: 25.46000
• LogP: 2.57050
• 外观性状: 米色粉末
• 蒸汽压: 0.00113mmHg at 25°C
• 储存条件:

  放入紧密的贮藏器内，储存在阴凉，干燥的地方

• 稳定性:

  避免接触强氧化制剂

• 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: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25.5

  7.重原子数量:9

  8.表面电荷:0

  9.复杂度:78.8

  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:2

• 更多:

  1.性状：略带有米色固体

  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）：140-142

  5.沸点（ºC,常压）：140-142

  6.沸点（ºC,5.2kPa）：未确定

  7.折射率：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（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-Chloropyridine-n-oxide hydrochloride 97% Material Safety Data Sheet Synonym: CAS: 20295-64-1 Section 1 - Chemical Product MSDS Name:2-Chloropyridine-n-oxide hydrochloride 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 20295-64-1 2-Chloropyridine-N-oxide hydrochloride 97% 243-712-9 Hazard Symbols: XI Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin.The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air). Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. Ingestion: No information found. Inhalation: Causes respiratory tract irritation. Chronic: Not available. 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: Get medical aid. 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. 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 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. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. 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. Exposure Limits CAS# 20295-64-1: Personal Protective Equipment Eyes: Wear chemical splash goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron. Respirators: A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: slightly beige Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 140.00 - 142.00 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: C5H4ClNO.HCl Molecular Weight: 166.01 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Exposure to moist air or water. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 20295-64-1 unlisted. LD50/LC50: Not available. Carcinogenicity: 2-Chloropyridine-N-oxide hydrochloride - 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 Not regulated as a hazardous material. IMO Not regulated as a hazardous material. RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XI Risk Phrases: R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 20295-64-1: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 20295-64-1 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 20295-64-1 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 符号: GHS07
• 信号词: Warning
• 危害声明: H315-H319-H335
• 警示性声明: P261-P305 + P351 + P338
• 个人防护装备: dust mask type N95 (US);Eyeshields;Gloves
• 危害码 (欧洲): Xi:Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S37/39
• 危险品运输编码: UN 2811 6.1/PG 3
• WGK德国: 3
• 海关编码: 2933399090

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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%