| 中文名称 | 间甲酚紫 |
| 英文名称 | Cresol Purple |
| CAS号 | 2303-01-7 |
| 分子式 | C21H18O5S |
| 分子量 | 382.43 |
| EINECS号 | 218-960-6 |
| 熔点 | >250°C |
| 沸点 | 577.5±50.0 °C(Predicted) |
| 密度 | 1.404±0.06 g/cm3(Predicted) |
| 溶解度 | 极微溶于水、乙醇;溶于甲醇 |
| 形态 | 液体 |
| 酸度系数(pKa) | 1.51, 8.32(at 25℃) |
| 颜色 | 深绿色 |
| 酸碱指示剂变色ph值范围 | 1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple) |
| 水溶解性 | Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol. |
| 最大波长(λmax) | 579nm, 371nm |
| 默克索引编号 | 14,2577 |
| BRN | 350314 |
| 稳定性 | 稳定的。与强氧化剂不相容。 |
| 主要应用 | Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products |
| 安全说明 | 24/25 |
| WGK Germany | WGK 2 water endangering |
| TSCA | Yes |
| 海关编码 | 2934 99 90 |
间甲酚紫指示液:取间甲酚紫0.1g,加0.01mol/L氢氧化钠溶液10ml使溶解,再加水稀释至100ml,即得。变色范围 pH7.5~9.2(黄→紫)。