tert-Butyldimethylsilyl trifluoromethanesulfonate

• Catalog No.: 226149
• CAS Number: 69739-34-0
• M. F.: C7H15F3O3SSi
• M. W.: 264.3379096
• Purity: 98%

SYNONYMS

• Title: 叔丁基二甲基硅基三氟甲磺酸酯
• IUPAC name: tert-butyldimethylsilyl trifluoromethanesulfonate
• IUPAC Traditional name: tert-butyldimethylsilyl trifluoromethanesulfonate
• Synonyms: Trifluoromethanesulfonic acid tert-butyldimethylsilylester; 三氟甲磺酸叔丁基二甲基硅基酯; TBDMS 三氟甲磺酸酯; TBDMS triflate

DATABASE IDS

• Beilstein Number: 2370068
• CAS Number: 69739-34-0
• PubChem SID: 24853546
• MDL Number: MFCD00000405
• EC Number: 274-102-0

PROPERTIES

• Grade: reagent grade
• Linear Formula: CF3SO3Si(CH3)2C(CH3)3
• Purity: 98%
• Boiling Point: 65-67 °C/12 mmHg(lit.)
• Density: 1.151 g/mL at 25 °C(lit.)
• Flash Point: 37 °C
• Flash Point: 98.6 °F
• Refractive Index: n20/D 1.385(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H226-H314-H335
• 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: P261-P280-P305 + P351 + P338-P310
• RID/ADR: UN 2920 8/PG 2
• Risk Statements: 10-34-37
• Safety Statements: 26-36/37/39-45
• Storage Temperature: 2-8°C
• Hazard Class: 8
• UN Number: 2920
• Packing Group: 2
• German water hazard class: 3

DETAILS

Description (English)

Application
This reagent was used to introduce a bulky tert-butyl dimethylsilyl group onto a cis-bis(alkenyl)oxirane facilitating a room temperature Cope rearrangement to a 2-CF3-4,5-dihydrooxepin.1
Together with a thiolane promotes a rapid and efficient chalcogenide-Morita-Baylis-Hillman reaction.
Packaging
1, 5, 25 g in glass bottle

Description (简体中文)

Application
与硫代坊共同用于促进快速高效的硫族化物-Morita-Baylis-Hillman 反应。
这种试剂用于在顺式-双(链烯基)环氧乙烷上引入大位阻的叔丁基二甲基硅基，促进室温 Cope 重排反应生成 2-CF3-4,5-二氢噁庚英。1
包装
1, 5, 25 g in glass bottle