| Product Name | C.I.Azoic Coupling Component 4(NAPHTHOL ASBO) | 
|---|---|
| Chinese alias | 2-羟基-3-萘甲酸-1-萘酰胺 色酚AS-BO、纳夫妥AS-BO | 
| CAS | 132-68-3 | 
| Formula | C21H15NO2 | 
| MW | 313.35 | 
| Appearance | 淡浅黄色黄色粉末 | 
| MDL | MFCD00043900 | 
| Melting point | 222~223℃(lit.) | 
| Boiling point | 479.3ºC at 760 mmHg | 
| Storage condition | 存储于阴凉干燥处,密封.长期存放建议冷藏(4°C以下),充氮 |