Triethyloxonium tetrafluoroborate 三乙基氧鎓四氟硼酸盐
CAS 368-39-8 MFCD00044423
化学结构图
SMILES: CC[O+](CC)CC.F[B-](F)(F)F
化学属性
| Mol. Formula | C6H15BF4O |
|---|---|
| Mol. Weight | 189.99 |
| Density | 1.328 |
| TSCA | Yes |
| Melting Point | 96-97°C |
| Solubility | 起反应 |
| Stability | 对湿度敏感 |
别名和识别编码
| Chemical Name | Triethyloxonium tetrafluoroborate |
|---|---|
| MDL Number | MFCD00044423 |
| CAS Number | 368-39-8 |
| EC Number | 206-705-1 |
| Beilstein Registry Number | 3598090 |
| PubChem Substance ID | 2723982 |
| Synonym | Triethyloxonium tetrafluoroborate {LY} Triethyloxonium tetrafluoroborate {} {LY} Triethyloxonium tetrafluoroborate {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetrafluoroborate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Triethyloxonium tetra |
| Merck Number | 5796 |
| Chemical Name Translation | 三乙基氧鎓四氟硼酸盐 |
| Reaxys-RN | 3598090 |
| LabNetwork Molecule ID | LN00011356 |
| InChI | InChI=1S/C6H15O.BF4/c1-4-7(5-2)6-3;2-1(3,4)5/h4-6H2,1-3H3;/q+1;-1 |
| Canonical SMILES | CC[O+](CC)CC.F[B-](F)(F)F |
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分类
- {SNA} Alkyl Transfer, C-X Bond Formation (Non-Halogen), Chemical Synthesis, Synthetic Reagents
产品应用
- 强力乙基化剂; 酸的酯化；蛋白质羧基修饰。
相关文献及参考
- Trialkyloxonium salts, also known as Meerwein's salts, are powerful alkylating agents: Chem. Ber., 89, 209, 2060 (1956). For a brief feature on uses of Meerwein's salts in synthesis, see: Synlett, 195 (2004).
- Likewise, N-alkylation of nitriles results in their activation to reduction by triethylsilane to give aldehydes, via the imines: Synthesis, 420 (1973); J. Chem. Soc., Chem. Commun., 45 (1974); J. Org. Chem., 46, 602 (1981).
- For further reactions of trialkyloxonium salts, see Trimethyloxonium tetrafluoroborate, A15175.
- In combination with a hindered base, e.g. N-Ethyldiisopropylamine, A11801, is a convenient reagent for the conversion of carboxylic acids to their ethyl esters by O-alkylation: Tetrahedron Lett., 4741 (1971); Org. Synth. Coll., 6, 576 (1988).
- Merck: 14,5796 Beilstein: 1,IV,1322
- Merck: 14,5796
- Secondary and tertiary amides are O-alkylated to give immonium salts and imino ethers, respectively. Reduction with borohydride provides an effective amide to amine conversion: Tetrahedron Lett., 61 (1968):
安全信息
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
- S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾；
- S22 Do not breathe dust 不要吸入粉尘；
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触；
- R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
- R37 Irritating to respiratory system 刺激呼吸道
- R14 Reacts violently with water 遇水会猛烈反应
- R40 Limited evidence of a carcinogenic effect 有限证据表明其致癌作用
- R34 Causes burns 会导致灼伤
- P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- P403+P233
- P305+P351+P338+P310
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P301+P330+P331+P310
- P303+P361+P353
- P201 Obtain special instructions before use. 使用前获取专门指示。
- P304+P340
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西，喝水或吸烟。
- H302 Harmful if swallowed 吞食有害
- H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
- H351 Suspected of causing cancer 怀疑致癌
- H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕
- H373 May causes damage to organs through prolonged or repeated exposure 长期或频繁接触可能会损伤器官
- H335 May cause respiratory irritation 可能导致呼吸道刺激
GHS Symbol
其他信息
- F:3-10-16-21
- MSDS 信息:Triethyloxonium tetrafluoroborate(368-39-8).msds
- Sigma Aldrich:368-39-8(sigmaaldrich)
- 三乙基氧翁四氟硼酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T1606 三乙基氧四氟硼酸盐(15%的二氯甲烷溶液,约1mol/L)[乙基化剂] Triethyloxonium Tetrafluoroborate (15% in Dichloromethane, ca. 1mol/L) [Ethylating Reagent] 100ML 941元 2010/06/21 175111000 三乙基氧翁四氟硼酸 Triethyloxonium tetrafluoroborate , 1M solution in methylene chloride 100 ML 1077元 2010/06/21 429161000 三乙基氧翁四氟硼酸 Triethyloxonium tetrafluoroborate , 1M solution in methylene chloride, AcroSeal® 100 ML 1242元
- Acros Organics:三乙基氧鎓四氟硼酸 Triethyloxonium tetrafluoroborate, 1M solution in methylene chloride(368-39-8)
- Hazard Note:Corrosive
- TCI Shanghai:三乙基氧四氟硼酸盐(15%的二氯甲烷溶液,约1mol/L)[乙基化剂] Triethyloxonium Tetrafluoroborate (15% in Dichloromethane, ca. 1mol/L) [Ethylating Reagent](368-39-8)
- Alfa Aesar:三乙基氧四氟硼酸盐,95%,stab.with3-5%diethylether Triethyloxonium tetrafluoroborate, 95%, stab. with 3-5% diethyl ether(368-39-8)
- 用途一:强力乙基化剂; 酸的酯化；蛋白质羧基修饰。
- 海关编码:29420000
- MOL 文件:368-39-8.mol
- 敏感性:Moisture Sensitive
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