半岛bd体育手机客户端 说明
一般描述
Difluoromethyl 2-pyridyl sulfone (2-PySO2CF2H) is a reagent used in thegem-difluoroolefination of aldehydes and ketones. It is also used as a reagent in the nucleophilic difluoro(sulfonato)methylation of alcohols,N-sulfinyl imines, and halides.
应用
Reagent is used in the olefination of ketones and aldehydes to form gem-difluoro olefins under basic conditions. Product is also used as a crucial intermediate toward making 1,1-difluorinated alkyl chains for the alkylation of heterocycles.
包装
1, 5 g in glass bottle
基本信息
| 经验(实验)分子式 | C6H5F2NO2S |
| 分子量 | 193.17 |
| Beilstein | 20317604 |
| MDL编号 | MFCD17010193 |
| PubChem化学物质编号 | 329765740 |
| NACRES | NA.22 |
半岛bd体育手机客户端 性质
| 质量水平 | 100 |
| 测定 | 97% (HPLC) |
| mp | 44-49 ℃ |
| SMILES string | O=S(C1=CC=CC=N1)(C(F)F)=O |
| InChI | 1S/C6H5F2NO2S/c7-6(8)12(10,11)5-3-1-2-4-9-5/h1-4,6H |
| InChI key | YRQNSTAWTLXCEZ-UHFFFAOYSA-N |
安全信息
| 象形图 |  |
| 警示用语： | Danger |
| 危险声明 | H301 - H319 |
| 预防措施声明 | P301 + P310 - P305 + P351 + P338 |
| 危险分类 | Acute Tox. 3 Oral - Eye Irrit. 2 |
| 储存分类代码 | 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects |
| WGK | WGK 3 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
m.cnreagent.com
