4-(2-Ethoxy-2-oxoethylidene)-1-piperidinecarboxylic acid tert-butyl ester
[CAS# 135716-08-4]

Identification

• Classification: Organic raw materials >> Heterocyclic compound >> Piperidines
• Name: 4-(2-Ethoxy-2-oxoethylidene)-1-piperidinecarboxylic acid tert-butyl ester
• Synonyms: 4-(Ethoxycarbonylmethylene)-1-(tert-butoxycarbonyl)piperidine; 4-[(Ethoxycarbonyl)methylene]piperidine-1-carboxylic acid tert-butyl ester; [1-(tert-Butoxycarbonyl)piperidin-4-ylidene]acetic acid ethyl ester; tert-Butyl 4-(2-ethoxy-2-oxoethylidene)-1-piperidinecarboxylate
• Molecular Formula: C₁₄H₂₃NO₄
• Molecular Weight: 269.34
• CAS Registry Number: 135716-08-4
• EC Number: 835-463-5

Properties

• Density: 1.129
• Boiling point: 354 ºC
• Flash point: 168 ºC

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
Eye irritation	Eye Irrit.	2A	H319
Eye irritation	Eye Irrit.	2	H319