306937-23-5

• 常用中文名：1-(叔丁基)-5-甲基-1H- 吡唑-3-碳酰肼
• 常用英文名：1-(TERT-BUTYL)-5-METHYL-1H-PYRAZOLE-3-CARBOHYDRAZIDE
• CAS号：306937-23-5
• 分子式：C₉H₁₆N₄O
• 分子量：196.25000
• 发布时间：2018-12-05 14:31:51
• 更新时间：2024-04-03 23:16:10

名称

• 中文名: 1-叔丁基-5-甲基-吡唑-3-羧肼
• 英文名: 1-tert-butyl-5-methylpyrazole-3-carbohydrazide
• 英文别名: hms566b20

物化性质

• 密度: 1.18g/cm3
• 熔点: 85ºC
• 分子式: C₉H₁₆N₄O
• 分子量: 196.25000
• 精确质量: 196.13200
• PSA: 72.94000
• LogP: 1.64120
• 折射率: 1.568
• 储存条件: 室温

MSDS

Name: 1-(tert-Butyl)-5-methyl-1h-pyrazole-3-carbohydrazide 97% Material Safety Data Sheet Synonym: 1-tert-Butyl-5-methylpyrazole-3-carboxylic acid hydrazid CAS: 306937-23-5 Section 1 - Chemical Product MSDS Name:1-(tert-Butyl)-5-methyl-1h-pyrazole-3-carbohydrazide 97% Material Safety Data Sheet Synonym:1-tert-Butyl-5-methylpyrazole-3-carboxylic acid hydrazid Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 306937-23-5 1-(tert-Butyl)-5-methyl-1H-pyrazole-3- 97% unlisted Hazard Symbols: XI Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: Causes respiratory tract irritation. May be harmful if inhaled. 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. Immediately 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. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. 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: In case of fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. 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. Sweep up, then place into a suitable container for disposal. 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. Use adequate ventilation to keep airborne concentrations low. Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits. Exposure Limits CAS# 306937-23-5: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. Wear appropriate protective clothing to prevent skin exposure. Respirators: Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions. 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: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 85 - 88 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: C9H16N4O Molecular Weight: 196 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Oxidizing agents, acids, acid chlorides. Hazardous Decomposition Products: Hydrogen cyanide, nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 306937-23-5 unlisted. LD50/LC50: Not available. Carcinogenicity: 1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbohydrazide - 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 No information available. IMO No information available. RID/ADR No information available. 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# 306937-23-5: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 306937-23-5 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 306937-23-5 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): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S37/39