【Physical properties】
Molecular formula: (C₄H₉)₂O
Structural formula:

Molecular weight: 130.23
Specific gravity (20/4°C)0.7725g/mL
Boiling point: 142.2
Flash point (°C): 37.8
Appearance: colorless liquid
【Sales index】99%
【Packing】200KG/drum, metal pail
【Dangerous level】3.3
【CAS#】142-96-1