5825-71-8

• 常用中文名：吡唑并[1,5-a]吡啶-2,3-二甲酸二甲酯
• 常用英文名：Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate
• CAS号：5825-71-8
• 分子式：C₁₁H₁₀N₂O₄
• 分子量：234.208
• 发布时间：2018-12-20 15:00:43
• 更新时间：2024-01-21 23:21:47

名称

• 中文名: 吡唑并[1,5-a]吡啶-2,3-二甲酸二甲酯
• 英文名: Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate
• 中文别名: 吡唑并[1,5-A]吡啶-2,3-二羧酸二甲酯
• 英文别名: Pyrazolo[1,5-a]pyridine-2,3-dicarboxylic acid dimethyl ester; Dimethyl pyrazolo[1,5-a]pyridine-2,3-dicarboxylate

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 174-178/0.23mm
• 熔点: 69-70 ºC
• 分子式: C₁₁H₁₀N₂O₄
• 分子量: 234.208
• 精确质量: 234.064056
• PSA: 69.90000
• LogP: 1.10
• 折射率: 1.597
• 储存条件: 室温，干燥
• 水溶解性: Slightly soluble (1.4 g/L) (25 ºC)

MSDS

Name: Dimethyl pyrazolo[1 5-a]pyridine-2 3-dicarboxylate Material Safety Data Sheet Synonym: CAS: 5825-71-8 Section 1 - Chemical Product MSDS Name:Dimethyl pyrazolo[1 5-a]pyridine-2 3-dicarboxylate Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 5825-71-8 Dimethyl pyrazolo[1,5-a]pyridine-2,3-d 97+% unlisted Hazard Symbols: XN Risk Phrases: 22 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Harmful if swallowed. Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. Ingestion: Harmful if swallowed. May cause irritation of the digestive tract. Inhalation: Causes respiratory tract irritation. Chronic: No information found. 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. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or 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: 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. Section 7 - HANDLING and STORAGE Handling: Use with adequate ventilation. Minimize dust generation and accumulation. 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. Exposure Limits CAS# 5825-71-8: 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: Powder Color: Pale yellow Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 174 - 178 deg C @0.3mbar Freezing/Melting Point: 66 - 67 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: C11H10N2O4 Molecular Weight: 234.21 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong bases, amines, strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, oxides of nitrogen, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 5825-71-8 unlisted. LD50/LC50: Not available. Carcinogenicity: Dimethyl pyrazolo[1,5-a]pyridine-2,3-dicarboxylate - 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: Not regulated. Hazard Class: UN Number: Packing Group: IMO Shipping Name: Not regulated. Hazard Class: UN Number: Packing Group: RID/ADR Shipping Name: Not regulated. Hazard Class: UN Number: Packing group: Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XN Risk Phrases: R 22 Harmful if swallowed. R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 22 Do not breathe dust. 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. WGK (Water Danger/Protection) CAS# 5825-71-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 5825-71-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 5825-71-8 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 海关编码: 2933990090

合成路线

6295-87-0 762-42-5 ~70% 5825-71-8

文献：Belaroussi, Rabia; El Bouakher, Abderrahman; Marchivie, Mathieu; Massip, Stephane; Jarry, Christian; El Hakmaoui, Ahmed; Guillaumet, Gerald; Routier, Sylvain; Akssira, Mohamed Synthesis (Germany), 2013 , vol. 45, # 18 art. no. SS-2013-T0395-OP, p. 2557 - 2566

762-42-5 ~22% 5825-71-8

文献：Tsurita, Yasushi; Saito, Taro; Sasaki, Yukiyoshi Journal of Organometallic Chemistry, 1980 , vol. 202, # 1 p. 91 - 98

上下游产品

上游产品  2
6295-87-0 762-42-5
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80537-14-0 63237-88-7 63237-87-6 80537-15-1

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%