18755-46-9

• 常用中文名：5-氯乙基四氮唑
• 常用英文名：5-(2-Chloroethyl)tetrazole
• CAS号：18755-46-9
• 分子式：C₃H₅ClN₄
• 分子量：132.55200
• 发布时间：2018-08-05 16:34:26
• 更新时间：2024-01-02 16:39:22

名称

• 中文名: 5-氯乙基四氮唑
• 英文名: 5-(2-chloroethyl)-2H-tetrazole
• 中文别名: 5-氯乙基-1H-四唑
• 英文别名: 5-(2-chloroethyl)-2H-1,2,3,4-tetrazole; 5-(2-Chloroethyl)-1H-tetrazole; 5-(2-Chloroethyl)Tetrazole; 5-(2-chloro-ethyl)-1(2)H-tetrazole; MFCD00123349; 5-(2-chloroethyl)-2H-1,2,3,4-tetraazole; 5-Chloroethyl-1H-tetrazole

物化性质

• 密度: 1.446g/cm3
• 沸点: 298.4ºC at 760mmHg
• 熔点: 103ºC
• 分子式: C₃H₅ClN₄
• 分子量: 132.55200
• 闪点: 162.4ºC
• 精确质量: 132.02000
• PSA: 54.46000
• 蒸汽压: 0.00128mmHg at 25°C
• 折射率: 1.553

MSDS

Name: 5-(2-Chloroethyl)-1h-1 2 3 4-tetraazole 97% Material Safety Data Sheet Synonym: CAS: 18755-46-9 Section 1 - Chemical Product MSDS Name:5-(2-Chloroethyl)-1h-1 2 3 4-tetraazole 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 18755-46-9 5-(2-Chloroethyl)-1H-1,2,3,4-tetraazol 97% unlisted Hazard Symbols: F C Risk Phrases: 11 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Highly flammable. 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. Flammable solid. 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. Remove all sources of ignition. Use a spark-proof tool. Section 7 - HANDLING and STORAGE Handling: Use spark-proof tools and explosion proof equipment. 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. Flammables-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 general or local explosion-proof ventilation to keep airborne levels to acceptable levels. Exposure Limits CAS# 18755-46-9: 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: off-white Odor: None reported. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 103 - 105 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: C3H5ClN4 Molecular Weight: 133 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, ignition sources. Incompatibilities with Other Materials: Strong oxidizing agents, bases. Hazardous Decomposition Products: Hydrogen chloride, carbon monoxide, oxides of nitrogen, carbon dioxide. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 18755-46-9 unlisted. LD50/LC50: Not available. Carcinogenicity: 5-(2-Chloroethyl)-1H-1,2,3,4-tetraazole - 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: FLAMMABLE SOLID, CORROSIVE, ORGANIC, N.O.S.* Hazard Class: 4.1 (8) UN Number: 2925 Packing Group: III IMO Shipping Name: FLAMMABLE SOLID, CORROSIVE, ORGANIC, N.O.S. Hazard Class: 4.1 (8) UN Number: 2925 Packing Group: III RID/ADR Shipping Name: FLAMMABLE SOLID, CORROSIVE, ORGANIC, N.O.S. Hazard Class: 4.1 (8) UN Number: 2925 Packing group: III Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: F C Risk Phrases: R 11 Highly flammable. R 34 Causes burns. Safety Phrases: S 16 Keep away from sources of ignition - No smoking. 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# 18755-46-9: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 18755-46-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 18755-46-9 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): F:Highlyflammable;C:Corrosive;
• 风险声明 (欧洲): R11;R34
• 安全声明 (欧洲): S16-S26-S36/37/39-S45
• 海关编码: 2933990090

合成路线

542-76-7 ~87% 18755-46-9

文献：Huff, Bret E.; Staszak, Michael A. Tetrahedron Letters, 1993 , vol. 34, # 50 p. 8011 - 8014

上下游产品

上游产品  1
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海关

海关编码	2933990090
中文概述	2933990090. 其他仅含氮杂原子的杂环化合物. 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	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%