二氟甲基 (2-吡啶基)砜
Difluoromethyl 2-pyridyl sulfone
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3077090 | Sigma-Aldrich | 1 G | 1210 | 请咨询 |
| 3077090 | Sigma-Aldrich | 5 G | 5150 | 请咨询 |
| 3513244 | J&K | 500MG | 260 | 请咨询 |
| 3513244 | J&K | 1G | 471 | 请咨询 |
| 4004360 | TCI | 1G | 300 | 请咨询 |
| 4039029 | Alfa Aesar | 250mg | 250 | 请咨询 |
| 4039029 | Alfa Aesar | 1g | 507 | 请咨询 |
| 4039029 | Alfa Aesar | 5g | 1300 | 请咨询 |
结构式
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基本信息
| Empirical Formula【经验(实验)分子式】 | C6H5F2NO2S |
| Molecular weight | 193.17 |
| Beilstein | 20317604 |
| MDL number | MFCD17010193 |
| PubChem Substance ID【PubChem化学物质编号】 | 329765740 |
| NACRES | NA.22 |
| General description【一般描述】 | Difluoromethyl 2-pyridyl sulfone (2-PySO2CF2H) is a reagent used in the gem-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. |
| Application【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. |
产品性质
| Quality Level【质量水平】 | 100 |
| Assay【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 |
| packaging【包装】 | 1, 5 g in glass bottle |
安全信息
| Pictograms【象形图】 | GHS06 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H301 - H319 |
| Precautionary Statements | P301 + P310 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Acute Tox. 3 Oral - Eye Irrit. 2 |
| Storage Class Code【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 |