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CAS RN: 24526-69-0 | 产品编码: C3997
4-Methyl-2-oxo-2H-chromene-3-carbonitrile
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| 产品编码 | C3997 |
| 纯度/分析方法 | >98.0%(GC) |
| 分子式/分子量 | C__1__1H__7NO__2 = 185.18 |
| 外观与形状（20°C） | 固体 |
| 储存温度 | 室温 (15°C以下阴凉干燥处) |
| 储存在惰性气体下 | 存放于惰性气体之中 |
| 应避免的情况 | 空气 |
| CAS RN | 24526-69-0 |
| Reaxys-RN | 155693 |
| MDL编号 | MFCD00486386 |
技术规格
| Appearance | White to Light yellow powder to crystal |
| Purity(GC) | min. 98.0 % |
| Melting point | 194.0 to 198.0 °C |
| NMR | confirm to structure |
物性（参考值）
| 熔点 | 196 °C |
GHS
| 象形图 |
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| 信号词 | Warning |
| 危险性说明 | H302 + H312 + H332 : Harmful if swallowed, in contact with skin or if inhaled. H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| 防范说明 | P501 : Dispose of contents/ container to an approved waste disposal plant. P261 : Avoid breathing dust. P270 : Do not eat, drink or smoke when using this product. P271 : Use only outdoors or in a well-ventilated area. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. P302 + P352 + P312 : IF ON SKIN: Wash with plenty of water.Call a POISON CENTER/doctor if you feel unwell. P304 + P340 + P312 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell. |
相关法规
运输信息
| HS编码* | 2932.20-000 |
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