General
Synonyms: n-valeric aldehyde, valeral, valeric aldehyde, amyl aldehyde, n-pentanal, pentanal, valerylaldehyde, butyl formal, valerianic aldehyde, valeric acid aldehyde, valeraldehyde
Molecular formula: C5H10O
CAS No: 110-62-3
EINECS No: 203-784-4
Appearance: colourless liquid
Melting point: -91.5C
Boiling point: 103 C
Vapour density:
Vapour pressure:
Density (g cm-3): 0.818
Flash point: 12 C
Explosion limits:
Autoignition temperature:
Stability
Stable. Highly flammable. Incompatible with strong oxidizing agents, acids, strong alkalies, strong reducing agents.
Toxicology
Harmful if inhaled. May be harmful by ingestion. Skin and eye irritant.
Toxicity data
ORL-RAT LD50 3200 mg kg-1
SKN-RBT LD50 6000 mg kg-1
IHL-RAT LCLO 4000 ppm/4h
ORL-MUS LD50 6400 mg kg-1
SKN-GPG LD50 20000 mg kg-1
Risk phrases
R11 R20 R36 R38.
Transport information
Hazard class: 3. Packing group: II. UN No 2058.
Personal protection
Safety glasses, adequate ventilation.
Safety phrases
S26.
