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CAS RN: 1122-58-3 | 产品编码: D1450
4-Dimethylaminopyridine
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技术规格
| Appearance | White to Light yellow powder to lump |
| Purity(Nonaqueous Titration) | min. 99.0 % |
| Melting point | 110.0 to 114.0 °C |
| Solubility in Methanol | very faint turbidity |
| NMR | confirm to structure |
物性（参考值）
| 熔点 | 110 °C |
| 沸点 | 190 °C/150 mmHg |
| 水溶性 | 可溶 |
| 在水中的溶解度 | 80 g/l 25 °C |
GHS
| 象形图 |
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| 信号词 | Danger |
| 危险性说明 | H310 : Fatal in contact with skin. H301 : Toxic if swallowed. H315 : Causes skin irritation. H319 : Causes serious eye irritation. H402 : Harmful to aquatic life. |
| 防范说明 | P501 : Dispose of contents/ container to an approved waste disposal plant. P273 : Avoid release to the environment. P270 : Do not eat, drink or smoke when using this product. P262 : Do not get in eyes, on skin, or on clothing. 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. P361 + P364 : Take off immediately all contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth. P302 + P352 + P310 : IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/doctor. P405 : Store locked up. |
相关法规
| RTECS# | US9230000 |
运输信息
| UN编号 | UN2811 |
| 类别 | 6.1 |
| 包装类别 | I |
| HS编码* | 2933.39-000 |
应用
Acetylation of Alcohols using Acetylating Reagents and Base Catalysts
References
- 1)4-Dialkylaminopyridines as Highly Active Acylation Catalysts. [New synthetic method (25)]
- 2)Protection for the Hydroxyl Group, Including 1,2- and 1,3-Diols
- P. G. M. Wuts, in Greene’s Protective Groups in Organic Synthesis, 5th ed., ed. by P. G. M. Wuts, John Wiley & Sons, Inc., Hoboken, New Jersey, 2014, Chap. 2, 17.
应用
Tr protection of Alcohols using Trityl Chloride
Reference
- Protection for the Hydroxyl Group, Including 1,2- and 1,3-Diols
- P. G. M. Wuts, in Greene’s Protective Groups in Organic Synthesis, 5th ed., ed. by P. G. M. Wuts, John Wiley & Sons, Inc., Hoboken, New Jersey, 2014, Chap. 2, 17.
参考文献
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