September 2010
NIOSH Publication Number 2010-168c

Dipropyl ketone

Synonyms & Trade Names
Butyrone, DPK, 4-Heptanone, Heptan-4-one, Propyl ketone
CAS No.
123-19-3
RTECS No.
MJ5600000
DOT ID & Guide
2710 128
Formula
(CH3CH2CH2)2CO
Conversion
1 ppm = 4.67 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 50 ppm (235 mg/m3)
OSHA PEL
†: none
Measurement Methods

OSHA 7
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 100°F and below 140°F.
Incompatibilities & Reactivities
Oxidizers
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin; central nervous system depression, dizziness, drowsiness, decreased breath; in animals: liver injury; narcosis
Target Organs
Eyes, skin, central nervous system, liver
Personal Protection/Sanitation
(See protection codes)
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

See also: INTRODUCTION   See ICSC CARD: 1414