1192-21-8

• 常用中文名：1-甲基-5-氨基吡唑
• 常用英文名：1-Methyl-1H-pyrazol-5-amine
• CAS号：1192-21-8
• 分子式：C₄H₇N₃
• 分子量：97.118
• 发布时间：2018-06-10 11:42:13
• 更新时间：2024-01-02 11:05:49
• 下载msds

名称

• 中文名: 1-甲基-5-氨基吡唑
• 英文名: 1-Methyl-1H-pyrazol-5-ylamine
• 中文别名: 5-氨基-1-甲基吡唑; 5-氨基-1-甲基-1H-吡唑
• 英文别名: 2-Methyl-3-aMino-pyrazole; 1-Methyl-1H-pyrazol-5-amine; 2-METHYLPYRAZOL-3-AMINE; MFCD00068156; 1-Methylpyrazol-5-ylaMine; 2-methyl pyrazole-3-amine; 2-methyl-2H-pyrazol-3-ylamine; 1H-Pyrazol-5-amine, 1-methyl-; 5-amino-1-methyl-1H-pyrazole; 5-AMINO-1-METHYLPYRAZOLE; 1-METHYL-5-AMINOPYRAZOLE; AKOS PAO-0256; 3-amino-2-methyl-2H-pyrazole

物化性质

• 密度: 1.2±0.1 g/cm3
• 沸点: 231.4±13.0 °C at 760 mmHg
• 熔点: 73 °C
• 分子式: C₄H₇N₃
• 分子量: 97.118
• 闪点: 93.8±19.8 °C
• 精确质量: 97.063995
• PSA: 43.84000
• LogP: -0.44
• 外观性状: 灰白色粉末/灰白色固体
• 蒸汽压: 0.1±0.5 mmHg at 25°C
• 折射率: 1.601
• 储存条件: 存放于惰性气体之中;避免空气
• 水溶解性: 可溶于：甲醇
• 分子结构:

  1、 摩尔折射率：27.16

  2、 摩尔体积（cm³/mol）：27.16

  3、 等张比容（90.2K）：207.5

  4、 表面张力（dyne/cm）：46.8

  5、 极化率（10-24cm3）：10.76

• 计算化学:

  1.疏水参数计算参考值（XlogP）:-0.1

  2.氢键供体数量:1

  3.氢键受体数量:2

  4.可旋转化学键数量:0

  5.互变异构体数量:3

  6.拓扑分子极性表面积43.8

  7.重原子数量:7

  8.表面电荷:0

  9.复杂度:64

  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:1

• 更多:

  1. 熔点（ºC）：73

  2.沸点（ºC）：95～96

MSDS

Name: 1-Methyl-1H-pyrazol-5-ylamine 97% Material Safety Data Sheet Synonym: CAS: 1192-21-8 Section 1 - Chemical Product MSDS Name:1-Methyl-1H-pyrazol-5-ylamine 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 1192-21-8 1-Methyl-1H-pyrazol-5-ylamine 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. 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: 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# 1192-21-8: 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: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 95 - 96 deg C @0.5mmHg Freezing/Melting Point: 74 - 76 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: C4H7N3 Molecular Weight: 97 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents, acid chlorides. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide, acrid smoke and fumes. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 1192-21-8 unlisted. LD50/LC50: Not available. Carcinogenicity: 1-Methyl-1H-pyrazol-5-ylamine - 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# 1192-21-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 1192-21-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 1192-21-8 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): Xn:Harmful;
• 风险声明 (欧洲): R20/21/22;R36/37/38
• 安全声明 (欧洲): S26-S36/37/39
• 海关编码: 2933199090

合成路线

60838-50-8 60-34-4 ~94% 1192-21-8

文献：Bagley, Mark C.; Baashen, Mohammed; Paddock, Victoria L.; Kipling, David; Davis, Terence Tetrahedron, 2013 , vol. 69, # 39 p. 8429 - 8438

1225387-53-0 74-88-4 ~% 446866-62-2 1192-21-8

文献：WO2005/30758 A1, ; Page/Page column 60-61 ; WO 2005/030758 A1

5334-41-8 ~88% 1192-21-8

文献：Lynch; Khan; Teo; Pedrotti Canadian Journal of Chemistry, 1988 , vol. 66, # 3 p. 420-428

128315-64-0 ~70% 1192-21-8

文献：Salazar, Loreto; Espada, Modesta; Avendano, Carmen; Claramunt, Rosa Maria; Sanz, Dionisia; Elguero, Jose Journal of Organic Chemistry, 1992 , vol. 57, # 5 p. 1563 - 1567

871-29-4 60-34-4 ~50% 1192-21-8

文献：Ege, Guenter; Franz, Hermann Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 1267 - 1273

6162-76-1 60-34-4 ~% 1192-21-8

文献：Bioorganic and Medicinal Chemistry Letters, , vol. 20, # 7 p. 2340 - 2343

上下游产品

上游产品  8
60838-50-8 60-34-4 1225387-53-0 74-88-4
5334-41-8 128315-64-0 871-29-4 6162-76-1
下游产品  8
37801-57-3 141893-36-9 887115-56-2 116856-17-8
114874-31-6 98157-49-4 6288-86-4 37799-77-2

海关

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%