Cyclopropanecarboxylic acid tert-butyl ester
[CAS# 87661-20-9]

Identification

• Name: Cyclopropanecarboxylic acid tert-butyl ester
• Synonyms: Cyclopropanecarboxylic acid tert-butyl ester; tert-Butyl cyclopropanecarboxylate
• Molecular Formula: C₈H₁₄O₂
• Molecular Weight: 142.20
• CAS Registry Number: 87661-20-9
• EC Number: 862-285-5

Properties

• Solubility: Slightly soluble (1.7 g/L) (25 ºC), Calc.^*
• Density: 1.012±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 154 ºC^**
• Flash point: 41.1±6.0 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)

^** Yang, Dexi; Journal of Organic Chemistry 2009, V74(22), P8726-8732.

Safety Data

Hazard Classification

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