2-Oxa-5,9-diazaspiro[5.5]undecane-9-carboxylic acid tert-butyl ester
[CAS# 1160247-04-0]

Identification

• Name: 2-Oxa-5,9-diazaspiro[5.5]undecane-9-carboxylic acid tert-butyl ester
• Synonyms: 4-Oxa-1,9-diazaspiro[5.5]undecane-9-carboxylic acid 1,1-dimethylethyl ester
• Molecular Formula: C₁₃H₂₄N₂O₃
• Molecular Weight: 256.34
• CAS Registry Number: 1160247-04-0
• EC Number: 860-429-1

Properties

• Solubility: Soluble (44 g/L) (25 °C), Calc.^*
• Density: 1.11±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Serious eye damage	Eye Dam.	1	H318