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4-甲基伞形酮
4-Methylumbelliferone
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3055337 | 50g | 590 | |||
| 3055337 | 250g | 2300 | |||
| 3055337 | 1000g | 6490 |
产品别名
90-33-5
4-甲基伞形酮
4-Methylumbelliferone
7-Hydroxy-4-methylcoumarin
Hymecromone
基本信息
| 应用 | 4-Methylumbelliferone is used in the determination of nitric acid and as a standard for fluorometric determination of enzyme activity. It is also used in bile therapy. |
| 备注 | Store in a cool place. Incompatible with strong bases and strong oxidizing agents. |
| MDL | MFCD00006866 |
| EINECS | 201-986-7 |
| 分子式 | C10H8O3 |
| 分子量 | 176.17 |
| 熔点 | 186-191° |
| 灵敏度 | Ambient temperatures. |
| 形态 | Powder |
| 溶解性 | Soluble in alcohol. Insoluble in cold water. Soluble in acetic acid, alkali and ammonium hydroxide. Slightly soluble in hot water, chloroform and diethyl ether. |
| Beilstein | 142217 |
| Merck | 14,4854 |
| 危险类别 | 36/37/38 Irritating to eyes, respiratory system and skin. |
安全信息
| 安全等级 | 26-37 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| RTECS | GN7000000 |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H303-H315-H319-H335 May be harmful if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. |
| Precautionary Statements | P261-P280a-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |
