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2-Diethylaminoethanol

Synonyms & Trade Names
Diethylaminoethanol; 2-Diethylaminoethyl alcohol; N,N-Diethylethanolamine; Diethyl-(2-hydroxyethyl)amine; 2-Hydroxytriethylamine
CAS No.
100-37-8
RTECS No.
KK5075000
DOT ID & Guide
2686 132
Formula
(C2H5)2NCH2CH2OH
Conversion
1 ppm = 4.79 mg/m3
IDLH
100 ppm
See: 100378
Exposure Limits
NIOSH REL
: TWA 10 ppm (50 mg/m3) [skin]
OSHA PEL
: TWA 10 ppm (50 mg/m3) [skin]
Measurement Methods

NIOSH 2007
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a nauseating, ammonia-like odor.
MW:
117.2
BP:
325°F
FRZ:
-94°F
Sol:
Miscible
VP:
1 mmHg
IP:
?
Sp.Gr:
0.89
Fl.P:
126°F
UEL:
11.7%
LEL:
6.7%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
Strong oxidizers, strong acids
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; nausea, vomiting
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Eyewash (>5%), Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
Respirator Recommendations

NIOSH/OSHA

Up to 100 ppm:
(APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)*
(APF = 10) Any supplied-air respirator*
(APF = 50) Any self-contained breathing apparatus with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0257
 

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