Find out how we can help you:

Butyraldehyde

Butyraldehyde, also known as butanal, is an organic compound with the formula CH3(CH2)2CHO. This compound is the aldehyde derivative of butane. It is a colourless flammable liquid with an acrid smell. It is miscible with most organic solvents.

This page uses material from the related Wikipedia article which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Looking to buy Butyraldehyde?

Enquire now about bulk ordering

If you’re interested in further information or purchasing this product please submit your details in the form below and we will get back to you shortly. If you would rather discuss the product by phone please contact us on +44 (0) 1494 728458.

Further Information

Names

IUPAC nameButanal

Identifiers

CAS Number: 123-72-8

JSmol: Interactive image

ChEBI: CHEBI:15743

ChemSpider: 256

ECHA InfoCard: 100.004.225

KEGG: C01412

PubChem: 261

UNII: H21352682A

Properties

Chemical formula: CHO48

Molar mass: 72.11 g/mol

Appearance: colorless liquid

Odor: pungent, aldehyde odor

Density: 0.8016 g/mL

Melting point: −96.86 °C (−142.35 °F; 176.29 K)

Boiling point: 74.8 °C (166.6 °F; 347.9 K)

Solubility in water: 7.6 g/100 mL (20 °C)

Solubility: ethanol

log : 0.88

Magnetic susceptibility: -46,08·10 cm/mol−63

Refractive index: 1.3766

Viscosity: 0.45 cP (20 °C)

Dipole moment: 2.72 D

Thermochemistry

Std enthalpy of
combustion: 2470.34 kJ/mol

Hazards

Safety data sheet: Sigma-Aldrich

EU classification: F

R-phrases: R11

S-phrases: (S2) S9 S29 S33

NFPA 704:

Flash point: −7 °C (19 °F; 266 K)

Autoignition
temperature: 230 °C (446 °F; 503 K)

Explosive limits: 1.9–12.5%

median dose: 2490 mg/kg (rat, oral)

Related compounds

Related aldehyde: Propionaldehyde

Related compounds: Butan-1-ol

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).