(tert-Butyldimethylsilanyloxy)acetic acid methyl ester
[CAS# 146351-72-6]

Identification

• Name: (tert-Butyldimethylsilanyloxy)acetic acid methyl ester
• Synonyms: Methyl (tert-butyldimethylsilyloxy)acetate; Methyl 2-[(tert-butyldimethylsilyl)oxy]acetate
• Molecular Formula: C₉H₂₀O₃Si
• Molecular Weight: 204.34
• CAS Registry Number: 146351-72-6
• EC Number: 855-709-5

Properties

• Solubility: Slightly soluble (2 g/L) (25 ºC), Calc.^*
• Density: 0.917±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 39-42 ºC (1 Torr)^**
• Flash point: 59.8±18.2 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Denmark, Scott E.; Journal of Organic Chemistry 2008, V73(12), P4582-4595.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2A	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Flammable liquids	Flam. Liq.	3	H226