NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Dipropyl ketone

CAS
123-19-3

(CH3CH2CH2)2CO

RTECS
MJ5600000
Synonyms & Trade Names

Butyrone, DPK, 4-Heptanone, Heptan-4-one, Propyl ketone
DOT ID & Guide
2710 / 128

Exposure
Limits

NIOSH REL: TWA 50 ppm (235 mg/m3)
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 4.67 mg/m3
Physical Description
Colorless liquid with a pleasant odor.
MW: 114.2
BP: 291°F
FRZ: -27°F
Sol: Insoluble
VP: 5 mmHg
IP: 9.10 eV

Sp.Gr: 0.82
Fl.P: 120°F
UEL: ?
LEL: ?

Class II Combustible Liquid: Fl.P. at or above 100F and below 140F.
Incompatibilities & Reactivities

Oxidizers
Measurement Methods
OSHA 7
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: When wet or contaminated
Change: No recommendation

First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, ingestion,skin and/or eye contact
Symptoms
Irritation eyes, skin; central nervous system depression, dizziness, drowsiness, decreased breathing; in animals: liver injury; narcosis
Target Organs
Eyes, skin, central nervous system, liver
See also: INTRODUCTION   See ICSC CARD: 1414