tert-Butyltrimethylsilylacetate , ≥95.0%(GC) , 41108-81-0

CAS NO.：41108-81-0

Empirical Formula: C9H20O2Si

Molecular Weight: 188.34

MDL number: MFCD00042855

EINECS: 255-222-2

PRODUCT Properties

• Boiling point: 67 °C13 mm Hg(lit.)
• Density: 0.86 g/mL at 25 °C(lit.)
• refractive index: n20/D 1.417
• Flash point: 42 °C
• solubility: Chloroform (Soluble), Methanol (Soluble)
• form: Oil
• color: Colourless
• BRN: 1930256

Description and Uses

t-Butyl Trimethylsilylacetate is used to prepare lithium enolates which can be alkylated;can be alkenated with aldehydes and ketones;can be acylated;can be reacted with Group 14 halides.
Most applications require initial formation of the enolate (1) (eq 1), which is obtained as a white solid suspended in THF, stable indefinitely at ?78°C.

Safety

• Symbol(GHS): GHS02
• Signal word: Warning
• Hazard statements: H226
• Risk Statements: 10
• Safety Statements: 23-24/25
• RIDADR: UN 3272 3/PG 3
• WGK Germany: 3
• F: 10-21
• HazardClass: 3.2
• PackingGroup: III