Basic

CAS No.	287401-45-0
Product Name	tert-butyl (4R)-1,6-dioxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate
Molecular Formula	C11H15NO5
Molecular Weight	241.2405

Physical property

Density	1.31g/cm3
Boiling point	432.4°C at 760 mmHg
Flash point	215.3°C
Refractive index	1.527