山梨酸 HPLC≥99%
Sorbic acid
品牌：桔子
产品编号：B21124
CAS号：110-44-1
分子式：C6H8O2
分子量：112.128
山梨酸
| 中文名称 : | 山梨酸 |
|---|---|
| 英文名称 : | Sorbic acid |
| 中文别名 : | 未提供 |
| 英文别名 : | 未提供 |
| CAS号 : | 110-44-1 |
| 分子式 : | C6H8O2 |
| 分子量 : | 112.128 |
| SMILES Code : | 尚未取得 |
| MDL NO : | 尚未取得 |
| Pubchem ID : | 643460 |
| InChIKey : | WSWCOQWTEOXDQX-MQQKCMAXSA-N |
实验性质
| 外观 / 形态 : | Sorbic acid appears as white powder or crystals. Melting point 134.5 °C. Slightly acidic and astringent taste with a faint odor.；Dry Powder；Colourless needles or white free flowing powder, having a slight characteristic odour and showing no change in colour after heating for 90 minutes at 105 °C；Colorless or white solid; [HSDB] White crystalline solid; [MSDSonline]；Solid；WHITE CRYSTALLINE POWDER.；White, free-flowing powder |
|---|---|
| 颜色 / 形态 : | Colorless needles or white powder；Needles from water；Needles form dilute alcohol；White crystalline solid；White crystals or powder |
| 气味 : | Relatively odorless；Weak characteristic odor |
| 沸点 : | 442 °F at 760 mmHg (decomposes) (NTP, 1992)；228 °C with decomposition. |
| 熔点 : | 274.1 °F (NTP, 1992)；Between 133 °C and 135 °C, after vacuum drying for four hours in a sulphuric acid desiccator；134.5 °C |
| 闪点 : | 260 °F (NTP, 1992)；127 °C (261 °F) - closed cup；127 °C |
| 溶解性 : | less than 1 mg/mL at 68 °F (NTP, 1992)；Slightly soluble in water, soluble in ethanol.；In water, 1910 mg/L at 30 °C；In water, 1560 mg/L at 20 °C (OECD 105 Shake-Flask method)；In water: 0.25% at 30 °C, 3.8% at 100 °C；In propylene glycol: 5.5% at 20 °C; in absolute ethanol or methanol: 12.90% at 20 °C; in 20% ethanol: 0.29%; in acetone: 9.2% at 20 °C; in glacial acetic acid: 11.5% at 20 °C; in benzene: 2.3%, in dioxane: 11.0% at 20 °C; in carbon tetrachloride: 1.3% at 20 °C; in cyclohexane: 0.28%; in glycerol: 0.31% at 20 °C; in isopropanol: 8.4%; in isopropyl ether: 2.7% at 20 °C; in methyl acetate: 6.1%; in toluene: 1.9% at 20 °C；For more Solubility (Complete) data for SORBIC ACID (6 total), please visit the HSDB record page.；1.91 mg/mL at 30 °C；Solubility in water, g/100ml at 30 °C: 0.25 (poor)；Slightly soluble in water；soluble (in ethanol) |
| 密度 : | 1.204 at 66 °F (NTP, 1992) - Denser than water; will sink；1.204 g/cu cm at 19 °C；1.2 g/cm³ |
| 蒸气压 : | less than 0.01 mmHg at 68 °F ; 9.8 mmHg at 266 °F (NTP, 1992)；0.13 [mmHg]；3.08X10-4 mm Hg at 25 °C (OECD Guideline 104, Vapor Pressure)；Vapor pressure, Pa at 20 °C: |
| LogP : | log Kow = 1.33；1.33；1.64 |
| 热分解说明 : | When heated to decomposition it emits acrid smoke and irritating fumes.；228 °C |
| 解离常数 pKa : | 4.5；pKa = 4.76 at 25 °C |
资料来源：山梨酸产品资料页；来源页标注 PubChem CID 643460，资料日期 。
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