4-Oxo-1-azaspiro[5.5]undecane-1-carboxylic acid tert-butyl ester
[CAS# 778647-35-1]

Identification

• Name: 4-Oxo-1-azaspiro[5.5]undecane-1-carboxylic acid tert-butyl ester
• Molecular Formula: C₁₅H₂₅NO₃
• Molecular Weight: 267.36
• CAS Registry Number: 778647-35-1
• EC Number: 828-066-3

Properties

• Solubility: Slightly soluble (1.3 g/L) (25 °C), Calc.^*
• Density: 1.08±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

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
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302