NIOSH Publication No. 2005-151:

NIOSH Pocket Guide to Chemical Hazards

September 2005

Diethylenetriamine

CAS
111-40-0

(NH2CH2CH2)2NH

RTECS
IE1225000
Synonyms & Trade Names

N-(2-Aminoethyl)-1,2-ethanediamine; bis(2-Aminoethyl)amine; DETA; 2,2'-Diaminodiethylamine
DOT ID & Guide
2079 / 154

Exposure
Limits

NIOSH REL: TWA 1 ppm (4 mg/m3) [skin]
OSHA PEL: none
IDLH
N.D. See: IDLH INDEX
Conversion
1 ppm = 4.22 mg/m3
Physical Description
Colorless to yellow liquid with a strong, ammonia-like odor. [Note: Hygroscopic (i.e., absorbs moisture from the air).]
MW: 103.2
BP: 405°F
FRZ: -38°F
Sol: Miscible
VP: 0.4 mmHg
IP: ?

Sp.Gr: 0.96
Fl.P: 208°F
UEL: 6.7%
LEL: 2%

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

Oxidizers, strong acids, cellulose nitrate [Note: May form explosive complexes with silver, cobalt, or chromium compounds. Corrosive to aluminum copper, brass & zinc.]
Measurement Methods
NIOSH 2540; OSHA 60
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: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
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, mucous membrane, upper respiratory system; dermatitis, skin sensitization; eye, skin necrosis; cough, dyspnea (breathing difficulty), pulmonary sensitization
Target Organs
Eyes, skin, respiratory system
See also: INTRODUCTION   See ICSC CARD: 0620