triethylsilyl trifluoromethanesulfonate

• ChemBase编号: 99459
• 分子式: C7H15F3O3SSi
• 平均质量: 264.3379096
• 单一同位素质量: 264.04632653
• SMILES: [Si](CC)(OS(=O)(=O)C(F)(F)F)(CC)CC
• Canonical SMILES: CC[Si](OS(=O)(=O)C(F)(F)F)(CC)CC
• InChI: InChI=1S/C7H15F3O3SSi/c1-4-15(5-2,6-3)13-14(11,12)7(8,9)10/h4-6H2,1-3H3
• InChIKey: STMPXDBGVJZCEX-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: triethylsilyl trifluoromethanesulfonate
• IUPAC传统名: triethylsilyl trifluoromethanesulfonate
• 别名: 三氟甲烷磺酸三乙基硅酯; 三乙基硅烷三氟甲烷磺酸酯; 三氟甲烷磺酸三乙基硅酯; 三乙基硅基三氟甲磺酸酯; Triethylsilyl triflate; Triethylsilyl trifluoromethanesulphonate 99%; TES-OTf; Triethylsilyl trifluoromethanesulfonate; TES triflate; Trifluoromethanesulfonic acid triethylsilylester; Triethylsilyl trifluoromethanesulfonate; 1,1,1-triethylsilyl trifluoromethanesulfonate

登记号

• CAS号: 79271-56-0
• EC号: 279-124-4
• MDL号: MFCD00000407
• Beilstein号: 3590541
• PubChem SID: 24856890; 162085724
• PubChem CID: 2733308

理论计算性质

• 质子受体: 2
• 质子供体: 0
• LogD (pH = 5.5): 4.0196
• LogD (pH = 7.4): 4.0196
• Log P: 4.0196
• 摩尔折射率: 47.2702 cm^3
• 极化性: 21.047956 Å^3
• 极化表面积: 43.37 Å^2
• 可自由旋转的化学键: 6
• 里宾斯基五规则: true

分子性质

理化性质

• 沸点: 207°C; 207°C; 85-86 °C/12 mmHg(lit.)
• 闪点: 150.8 °F; 66 °C; 66°C; 72°C(161°F)
• 密度: 1.169; 1.169 g/mL at 25 °C(lit.); 1.225
• 折射率: 1.391; 1.3910; n20/D 1.389(lit.); n20/D 1.391

安全信息

• 保存注意事项: Corrosive/Moisture Sensitive/Store under Argon; Moisture Sensitive
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C)
• 联合国危险货物编号: 3265; UN3265
• 德国WGK号: 3
• 联合国危险货物等级: 8
• 联合国危险货物包装类别(PG): 2; II
• 危险公开号: 14-34; 34
• 安全公开号: 26-36/37/39-45; 8-26-36/37/39-45
• TSCA收录: 否
• GHS危险品标识: GHS05
• GHS警示词: Danger
• GHS危险声明: H314; H314-H318-H227
• GHS警示性声明: P280-P303+P361+P353-P305+P351+P338-P310-P402; P280-P305 + P351 + P338-P310
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 3265 8/PG 2

产品相关信息

• 纯度: ≥98.0% (T); 95+%; 97%; 98%; 99%
• 级别: purum
• 线性分子式: CF3SO3Si(C2H5)3

详细说明

Apollo Scientific Ltd - PC7114

Lewis acid. Powerful silylating reagent

Sigma Aldrich - 279471

包装
10, 50 g in glass bottle
Application
三乙基甲基硅烷化试剂。1,2

Sigma Aldrich - 91743

Other Notes
甲基硅烷化试剂，三乙基甲硅烷基比 TMS 基团更稳定1,2,3,4；用于由羰基化合物制备烯醇硅醚。5

参考文献

• Powerful silylating agent and Lewis acid; compare Trimethylsilyl trifluoromethanesulfonate, A12535.