NIOSH Pocket Guide to Chemical Hazards

n-Valeraldehyde CAS 110-62-3
CH3(CH2)3CHO RTECS YV3600000
Synonyms & Trade Names
Amyl aldehyde, Pentanal, Valeral, Valeraldehyde, Valeric aldehyde
DOT ID & Guide
2058 129
Exposure
Limits
NIOSH REL: TWA 50 ppm (175 mg/m3) See Appendix C (Aldehydes)
OSHA PEL: none
IDLH N.D. Conversion 1 ppm = 3.53 mg/m3
Physical Description
Colorless liquid with a strong, acrid, pungent odor.
MW: 86.2
BP: 217°F
FRZ: -133°F
Sol: Slight
VP: 26 mmHg
IP: 9.82 eV

Sp.Gr: 0.81
Fl.P: 54°F
UEL: ?
LEL: ?

Class IB Flammable Liquid: Fl.P. below 73F and BP at or above 100F.
Incompatibilities & Reactivities
None reported
Measurement Methods
NIOSH 2536; OSHA 85
Personal Protection & Sanitation
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet (flammable)
Change: No recommendation
Provide: Eyewash, Quick drench
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, nose, throat
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION