NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

N-Isopropylaniline

CAS
768-52-5

C6H5NHCH(CH3)2

RTECS
BY4190000
Synonyms & Trade Names

N-IPA, Isopropylaniline, N-(1-Methylethyl)-benzenamine, N-Phenylisopropylamine
DOT ID & Guide

Exposure
Limits

NIOSH REL: TWA 2 ppm (10 mg/m3) [skin]
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 5.53 mg/m3
Physical Description
Clear, yellowish liquid with a sweet, aromatic odor.
MW: 135.2
BP: 397°F
FRZ: -58°F
Sol: ?
VP(77°F): 0.03 mmHg
IP: ?

Sp.Gr(60°F): 0.93
Fl.P(oc): 190°F
UEL: ?
LEL: ?

Class IIIB Combustible Liquid: Fl.P. at or above 200F.
Incompatibilities & Reactivities

None reported
Measurement Methods
OSHA 78
See: NMAM or OSHA Methods
Personal Protection & Sanitation
(See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations
Not available.
Important additional information about respirator selection
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
Irritation eyes, skin; headache, lassitude (weakness, exhaustion), dizziness; cyanosis; ataxia; dyspnea (breathing difficulty) on effort; tachycardia; methemoglobinemia
Target Organs
Eyes, skin, respiratory system, blood, cardiovascular system, liver, kidneys
See also: INTRODUCTION   See ICSC CARD: 0909