(2E)-But-2-ene-1,4-diol
[CAS# 821-11-4]

Identification

• Classification: Chemical reagent >> Organic reagent >> Fatty alcohol
• Name: (2E)-But-2-ene-1,4-diol
• Synonyms: (E)-2-Butene-1,4-diol; Penitricin C; trans-2-Buten-1,4-diol; trans-2-Butene-1,4-diol
• Molecular Formula: C₄H₈O₂
• Molecular Weight: 88.11
• CAS Registry Number: 821-11-4
• EC Number: 617-300-8

Properties

• Solubility: Freely soluble (236 g/L) (25 ºC), Calc.^*
• Density: 1.059±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 59-60 ºC^**
• Boiling point: 237-239 ºC^***
• Refractive index: 1.502 (589.3 nm 20 ºC)^**
• Flash point: 85.4±16.4 ºC, Calc.^*

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

^** Schwartz, Herbert; US 2840598 1958.

^*** Reppe, Walter; Justus Liebigs Annalen der Chemie 1955, V596, P38-79.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315