哌嗪 UltraBio™, 无水级, ≥99%(T)
Piperazine
品牌：桔子
产品编号：V87724
CAS号：110-85-0
分子式：C4H10N2
分子量：86.14
哌嗪
| 中文名称 : | 哌嗪 |
|---|---|
| 英文名称 : | Piperazine |
| 中文别名 : | 未提供 |
| 英文别名 : | 未提供 |
| CAS号 : | 110-85-0 |
| 分子式 : | C4H10N2 |
| 分子量 : | 86.14 |
| SMILES Code : | 尚未取得 |
| MDL NO : | 尚未取得 |
| Pubchem ID : | 4837 |
| InChIKey : | GLUUGHFHXGJENI-UHFFFAOYSA-N |
实验性质
| 外观 / 形态 : | Needle-like white or colorless crystals. Shipped as a solid or suspended in a liquid medium. Very corrosive to skin, eyes and mucous membranes. Solid turns dark when exposed to light. Flash point 190 °F. Used as a corrosion inhibitor and as an insecticide.；Large Crystals; CBI; Liquid；Colorless solid, hygroscopic, with a pungent odor; [ICSC]；Solid；HYGROSCOPIC COLOURLESS CRYSTALS OR WHITE FLAKES WITH PUNGENT ODOUR.；Colourless to yellow solid; Salty taste |
|---|---|
| 颜色 / 形态 : | Plates or leaflets from ethanol；WHITE TO SLIGHTLY OFF-WHITE LUMPS OR FLAKES；Colorless, transparent, needle-like crystals |
| 气味 : | Typical amine odor；AMMONIACAL ODOR |
| 沸点 : | 295 °F at 760 mmHg (NTP, 1992)；146 °C；146 °C @760 [mm Hg] |
| 熔点 : | 223 °F (NTP, 1992)；106 °C |
| 闪点 : | 190 °F (NTP, 1992)；81 °C；107 °C (Cleveland Open Cup)；65 °C |
| 溶解性 : | Very soluble (NTP, 1992)；1000000 mg/L (at 25 °C)；Freely soluble in glycerol, glycols; one gram dissolves in 2 ml of 95% alcohol. Insoluble in ether.；Very soluble in chloroform.；Readily soluble in methanol, but only slightly soluble in benzene and heptane.；Freely soluble in water.；3.71e+02 g/L；Solubility in water, g/100ml at 20 °C: 15；Soluble in water；Soluble (in ethanol) |
| 密度 : | 1.1 at 68 °F (NTP, 1992) - Denser than water; will sink；1.1 g/cu cm；1.1 g/cm³；Relative density of the vapour/air-mixture at 20 °C (air = 1): 1；1.45 @ 113°C |
| 蒸气压 : | 0.16 [mmHg]；Vapor pressure = 2.6372X10+4 Pa @ 379.15 deg K；0.16 mm Hg at 20 °C；Vapor pressure, Pa at 20 °C: 21；0.16 [mm Hg] @20 °C |
| LogP : | -1.5；log Kow = -1.50；-0.8；-1.17 |
| 自燃温度 : | 728.12 deg K；320 °C |
| 热分解说明 : | When heated to decomposition it emits highly toxic fumes of /nitrogen oxide/. |
| pH : | pH = 10.8-11.8 (10% aqueous solution) |
| 折射率 : | Index of refraction = 1.446 at 113 °C |
| 解离常数 pKa : | 9.73；pKa1 = 9.73 (first nitrogen); pKa2 = 5.33 (second nitrogen) (conjugate acid) |
资料来源：哌嗪产品资料页；来源页标注 PubChem CID 4837，资料日期 。
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