甲基磺酸酐
Methanesulfonic anhydride
产品价格
| 产品编号 | 品牌 | 纯度规格 | 包装单位 | 单价(元) | 现货 |
| 2805274 | 98% | 25kg | 询价 | 请咨询 | |
| 3052263 | Alfa Aesar | 98% | 10g | 528 | 请咨询 |
| 3052263 | Alfa Aesar | 98% | 25g | 1170 | 请咨询 |
| 3052263 | Alfa Aesar | 98% | 50g | 2130 | 请咨询 |
| 3052263 | Alfa Aesar | 98% | 250g | 5560 | 请咨询 |
| 3109193 | Sigma-Aldrich | 98% | 5 G | 264 | 请咨询 |
| 3109193 | Sigma-Aldrich | 98% | 25 G | 886 | 请咨询 |
| 3464817 | 翁江 | ≥99.0% | 100g | 询价 | 请咨询 |
| 3464817 | 翁江 | ≥99.0% | 500g | 询价 | 请咨询 |
| 3477605 | Alfa Aesar | 98% | 100g | 3270 | 请咨询 |
| 3477605 | Alfa Aesar | 98% | 5g | 597 | 请咨询 |
| 3477605 | Alfa Aesar | 98% | 25g | 1480 | 请咨询 |
| 3477605 | Alfa Aesar | 98% | 500g | 21400 | 请咨询 |
| 3513481 | J&K | 98% | 5G | 询价 | 请咨询 |
| 3513481 | J&K | 98% | 25G | 询价 | 请咨询 |
| 3513481 | J&K | 98% | 100G | 询价 | 请咨询 |
结构式
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基本信息
| 应用 | Methanesulfonic anhydride is used to prepare methylsulfonyl esters called as mesylates. It finds application in the reaction of aromatic alkylation. It reacts with dimethylsulfoxide to get sulfoxonium complex, which is a useful oxidizing agent. |
| 备注 | Moisture sensitive. Hygroscopic. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents. |
| MDL | MFCD00007556 |
| EINECS | 230-442-1 |
| 分子式 | C2H6O5S2 |
| 分子量 | 174.20 |
| 熔点 | 65-69° |
| 沸点 | 125°/4mm |
| 灵敏度 | Moisture Sensitive. Store under Nitrogen. Ambient temperatures. |
| 形态 | Powder |
| 溶解性 | Soluble in organic solvents. |
| Beilstein | 972316 |
| 包装组 | II |
| 危险类别 | 14-34 Reacts violently with water.Causes burns. |
安全信息
| 危险等级 | 8 |
| 安全等级 | 26-36/37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| 欧盟危险品标志 |  |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H314-H318 Causes severe skin burns and eye damage.Causes serious eye damage. |
| Precautionary Statements | P260h-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |