二乙氨基三氟化硫（DAST）是一种氟化试剂，用于合成含氟化合物和开环反应。 应用 氟化剂：与醇和羰基化合物反应，综述 关于亲核氟化的综述。 在使用叔环丙基甲硅烷基醚进行Friedel-Crafts烯丙基化 和均聚醇重排成不饱和醛过程中的催化剂。 在26-氟-埃坡霉素的合成中，氟甲基的早期引入可在进一步的操作过程中稳定环氧化物。 可用于多种化合物（包括硫醚、链烯醇和氰醇）的氟化剂。 用于酮基哌啶酸的宝石二氟化试剂。 Diethylamino sulfur trifluoride (DAST) is a fluorinating reagent used in the synthesis of fluorinated compounds and ring-opening reactions. Application Fluorinating Reagent · Fluorinating agent: reaction with alcohols and carbonyl compounds, Review · Review on nucleophilic fluorination. · Catalyst for Friedel-Crafts allylation using tertiary cyclopropyl silyl ethers and the rearrangement of homoallylic alcohols to unsaturated aldehydes. · Early introduction of a fluoromethyl group stabilizes the epoxide during further manipulations in the synthesis of 26-fluoro-epothilone. · Fluorinating agent for a variety of compounds, including thioethers, alkenols, and cyanohydrins. · Reagent for gem difluorination of ketopipecolinic acids.
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(Diethylamino)sulfur trifluoride(DAST)
Dangerous GoodsCAS number：38078-09-0 molecular formula：C4H10F3NS
overview
compound introduction
Specs
| Chinese alias | 二乙胺基三氟化硫 | 三氟化硫二乙胺络合物 | (二乙氨基)三氟化硫 | ||
| English alias | EINECS 253-771-2 | N,N-diethlaminosulfur trifluoride | n-ethyl-n-(trifluoro-lambda4-sulfanyl)-1-ethanamine | Sulfur, (N-ethylethanaminato)trifluoro-, (T-4)- | A824005 | diethylaminosulfate trifluoride | diethylaminosulfur trifluoride (DAST) | SCHEMBL1693 | ||
| CAS number | 38078-09-0 | molecular formula | C4H10F3NS |
| molecular weight | 161.19 g/mol | Exact mass | ≥95% |
| PSA | 4.200 Ų | logp | 3.500 |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram：
GHS05 , GHS07 , GHS02
Signal word：
Danger
Hazard Statement：
H314: 造成严重的皮肤灼伤和眼睛损伤 H302: 吞食有害 H312: 皮肤接触有害 H226: 易燃液体和蒸气 H332: 吸入有害
Statement of Preventive Measures：
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P370+P378: 火灾时：使用干砂、干粉或抗醇泡沫灭火。 P210: 远离热源，热表面，火花，明火和其他点火源。 - 禁止抽烟。 P302+P352: 如皮肤沾染：用水充分清洗。 P321: 特殊处理（请参阅此标签上的...）。 P405: 密闭存放 P501: 将内容物/容器处理到。。。 P233: 保持容器密闭。 P240: 地面/粘结容器和接收设备 P264: 处理后要彻底洗手。 P
Personal protective equipment：
Faceshields， full-face respirator (US)， Gloves， Goggles， multi-purpose combination respirator cartridge (US)， type ABEK (EN14387) respirator filter
UN Number：
2920
Packing Group：
Ⅰ
Production methods and uses
No production method and use information yet
Related
upstream information
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downstream information
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MSDS
Found 1 shareMSDS
38078-09-0 | (Diethylamino)sulfur trifluoride.pdf
