143547-74-4
143547-74-4结构式
- 常用中文名：5-二苯甲基-1H-吡唑
- 常用英文名：5-Benzhydryl-1H-pyrazole
- CAS号：143547-74-4
- 分子式：C16H14N2
- 分子量：234.29600
- 发布时间：2018-02-22 08:00:00
- 更新时间：2024-01-15 14:03:13
| 中文名 | 5-二苯甲基-1H-吡唑 |
|---|---|
| 英文名 | 5-Benzhydryl-1H-pyrazole |
| 英文别名 | 5-benzhydryl-1H-pyrazole |
| 熔点 | 59ºC |
|---|---|
| 分子式 | C16H14N2 |
| 分子量 | 234.29600 |
| 精确质量 | 234.11600 |
| PSA | 28.68000 |
| LogP | 3.58990 |
Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Not available. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: May cause 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. 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. 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. 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: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 143547-74-4: 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: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 59 - 61 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: C16H14N2 Molecular Weight: 234.3 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 143547-74-4 unlisted. LD50/LC50: Not available. Carcinogenicity: 5-Benzhydryl-1H-pyrazole, 97% - 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: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 143547-74-4: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 143547-74-4 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 143547-74-4 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 安全声明 (欧洲) | S24/25 |
|---|---|
| 海关编码 | 2933199090 |
|
~38%
143547-74-4 |
| 文献：Rheingold, Arnold L.; Liable-Sands, Louise M.; Golen, James A.; Yap, Glenn P.A.; Trofimenko, Swiatoslaw Dalton Transactions, 2004 , # 4 p. 598 - 604 |
|
~%
143547-74-4 |
| 文献：Meanwell; Rosenfeld; Trehan; Romine; Wright; Brassard; Buchanan; Federici; Fleming; Gamberdella; Zavoico; Seiler Journal of Medicinal Chemistry, 1992 , vol. 35, # 19 p. 3498 - 3512 |
| 海关编码 | 2933199090 |
|---|---|
| 中文概述 | 2933199090. 其他结构上有非稠合吡唑环化合物. 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 | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |