药用甘油 USP, ≥99.7%
Pharmaceutical glycerine
品牌：桔子
产品编号：V32106
CAS号：56-81-5
分子式：C3H8O3
分子量：92.09
MDL：MFCD00004722
| 产品名称 : | 药用甘油 |
|---|---|
| 英文名称 : | Pharmaceutical glycerine |
| 参考名称 : | 1,2,3-丙三醇 |
| 参考英文名称 : | Propane-1,2,3-triol |
| CAS号 : | 56-81-5 |
| 分子式 : | C3H8O3 |
| 分子量 : | 92.09 |
| SMILES : | OCC(O)CO |
| MDL NO : | MFCD00004722 |
| PubChem CID : | 753 |
| InChIKey : | PEDCQBHIVMGVHV-UHFFFAOYSA-N |
| 储存条件 : | RT |
| 参考别名 : | 甘油; Trihydroxypropane; Glycerin; NSC 9230 |
实验性质
| 熔点 : | 18.1 °C |
|---|---|
| 外观 / 形态 : | Clear, colorless, odorless, syrupy liquid or solid (below 64 degrees F). [Note: The solid form melts above 64 degrees F but the liquid form freezes at a much lower temperature.]; [NIOSH]；Clear, colorless, odorless, syrupy liquid or solid (below 64 °F).；Clear, colorless, odorless, syrupy liquid or solid (below 64 °F). [Note: The solid form melts above 64 °F but the liquid form freezes at a much lower temperature.]；Clear, colourless hygroscopic syrupy liquid with not more than a slight characteristic odour, which is neither harsh nor disagreeable；Dry Powder; Large Crystals; Gas Vapor; Liquid; Wet Solid; Other Solid; Liquid; Other Solid; Dry Powder; Liquid; Other Solid; Large Crystals; Wet Solid; Large Crystals; Liquid; Liquid; Other Solid; CBI; Large Crystals；Glycerine appears as a colorless to brown colored liquid. Combustible but may require some effort to ignite.；HYGROSCOPIC VISCOUS COLOURLESS LIQUID.；Liquid |
| 颜色 / 形态 : | Syrupy, rhombic plates；Clear, colorless syrupy liquid；Clear, colorless, ... syrupy liquid or solid (below 64 degrees F) [Note: The solid form melts above 64 degrees F but the liquid form freezes at a much lower temperature]. |
| 沸点 : | 290 °C；290 °C (decomposes)；BP: 263 °C at 400 mm Hg; 240.0 °C at 200 mm Hg; 220.1 °C at 100 mm Hg; 208.0 °C at 60 mm Hg; 182.2 °C at 20 mm Hg; 167.2 °C at 10 mm Hg; 153.8 °C at 5 mm Hg; 125.5 °C at 1.0 mm Hg；290 °C @760 [mm Hg]；554 °F (Decomposes)；554 °F (decomposes)；554 °F at 760 mmHg (decomposes) (NTP, 1992) |
| 密度 : | 1.26；1.261 at 68 °F (USCG, 1999) - Denser than water; will sink；1.2613 @ 20°C；1.2613 g/cu cm at 20 °C；A trihydric (polyhydric) alcohol; hygroscopic; density (anhydrous): 1.2653; density (USP): >1.249 at 25 °C/25 °C; density (dynamite): 1.2620；Relative density (water = 1): 1.26 |
| 折射率 : | Index of refraction: 1.4746 at 20 °C/D；Index of refraction: 1.4758 at 15 °C/D; 1.4746 at 20 °C/D; 1.4730 at 25 °C/D；[n]D/20 between 1,471 and 1,474 |
| 闪点 : | 176 °C c.c.；177 °C；177 °C (Open cup)；320 °F；320 °F (NTP, 1992) |
| 溶解性 : | Miscible with ethanol; slightly soluble in ethyl ether; insoluble in benzene, carbon tetrachloride, chloroform, carbon disulfide, petroleum ether；1 part dissolves in 11 parts ethyl acetate, in approx 500 parts ethyl ether. Insoluble in benzene, chloroform, carbon tetrachloride, carbon disulfide, petroleum ether, oils.；SOLUBILITY IN ACETONE: 1 G IN 15 ML；Insoluble in fixed and volatile oils；In water, 5.296X10+6 mg/L at 25 °C |
| 蒸气压 : | (122 °F): 0.003 mmHg；0.000168 [mmHg]；0.0025 mmHg at 122 °F ; 40 mmHg at 388 °F (NTP, 1992)；0.003 mmHg at 122 °F；VP: 0.0025 MM HG AT 50 °C；1.68X10-4 mm Hg at 25 °C；Vapor pressure, Pa at 25 °C: 0.01 |
| 解离常数 pKa : | pKa = 14.4 |
| LogP : | -1.76；log Kow = -1.76 |
| 黏度 : | 954 CENTIPOISES AT 25 °C; 17 CENTIPOISES AT 25 °C (70% SOLN) |
| 自燃温度 : | 393 °C；698 °F (USCG, 1999)；739 °F |
| 热分解说明 : | Pure gycerin is not prone to oxidation by the atmosphere under ordinary conditions, but is decomposes on heating with the evolution of toxic acrolein. |
| 气味 : | MILD ODOR；Odorless |
| pH : | Neutral to litmus |
计算性质
| LogP : | -1.8 |
|---|---|
| 极性表面积 (TPSA) : | 60.7 Ų |
| 氢键供体数 : | 3 |
| 氢键受体数 : | 3 |
| 可旋转键数 : | 2 |
| 精确质量 : | 92.047344113 Da |
| 重原子数 : | 6 |
| 分子复杂度 : | 25 |
资料来源：药用甘油产品资料页；来源页标注 PubChem CID 753，资料日期 2026-10-11。
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