Trimethylsilyl trifluoromethanesulfonate

• Catalog No.: 225649
• CAS Number: 27607-77-8
• M. F.: C4H9F3O3SSi
• M. W.: 222.2581696
• Purity: 99%

SYNONYMS

• Title: 三氟甲磺酸三甲基硅酯
• IUPAC name: trimethylsilyl trifluoromethanesulfonate
• IUPAC Traditional name: trimethylsilyl triflate
• Synonyms: TMS 三氟甲基磺酸酯; Trifluoromethanesulfonic acid trimethylsilylester; TMSOTf; TMS triflate; 三甲基硅基三氟甲烷磺酸酯

DATABASE IDS

• CAS Number: 27607-77-8
• Beilstein Number: 1868911
• EC Number: 248-565-4
• MDL Number: MFCD00000406
• PubChem SID: 24853510

PROPERTIES

• Linear Formula: CF3SO3Si(CH3)3
• Purity: 99%
• Boiling Point: 77 °C/80 mmHg(lit.)
• Density: 1.228 g/mL at 25 °C(lit.)
• Flash Point: 25 °C
• Flash Point: 77 °F
• Refractive Index: n20/D 1.36(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H226-H314
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P280-P305 + P351 + P338-P310
• RID/ADR: UN 2920 8/PG 2
• Risk Statements: 10-14-34
• Safety Statements: 16-26-36/37/39-45
• Supplemental Hazard Statements: Reacts violently with water.
• Hazard Class: 8
• UN Number: 2920
• Packing Group: 2
• German water hazard class: 3

DETAILS

Description (English)

Application
Used to prepare difluoroboron triflate etherate a powerful Lewis acid especially in acetonitrile solvent.1 Reagent used in a Dieckmann-like cyclization of ester-imides and diesters.2
Packaging
10, 50 g in ampule

Description (简体中文)

Application
用于制备强路易斯酸（特别是在乙腈溶剂中时）二氟硼三氟甲磺酸酯-乙醚络合物。1酯-酰亚胺和二酯的类 Dieckmann 环化试剂。2
包装
10, 50 g in ampule