2-N-DIBUTYLAMINOETHANOL (DIBUTYLAMINOETHANOL)

Chemical Identification
Chemical Identification
CAS # 102-81-8
Formula

C₁₀H₂₃NO

Synonyms

dibutylaminoethanol; 2-dibutylaminoethanol; 2-di-N-butylaminoethanol; 2-di-N-butylaminoethyl alcohol; N,N-dibutylethanolamine

Physical Properties
Physical Properties
Physical description Colorless liquid with a faint, amine-like odor.
Boiling point 446°F Molecular weight 173.34
Freezing point/melting point Vapor pressure 0.1 mmHg
Flash point 195°F Vapor density 6
Specific gravity 0.86 Ionization potential
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 0 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 0866
Sampling group
Sampler/Sampling media Silica gel tube (300/150 mg) [SKC 226-10-04]
Sampling time*
 

 

Sampling volume (TWA)*
 

24 L

Sampling flow rate (TWA)*
 

0.2 L/min

Sampling volume (STEL/Peak/C)*
 

 

Sampling flow rate (STEL/Peak/C)*
 

 

Analytical method instruments GC-FID
Method reference OSHA modified NIOSH 2007 (fully validated)
Notes
 

Immediately after sampling, transfer each section of the tube to separate vials containing 2 mL desorbing solution [0.12 M HCl in 4:1 methanol:water]. OSHA personnel may obtain vials containing solution from SLTC.

Special requirements
 

 

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Wipe Method
Sampler/Sampling media
 

 

Bulk Method
Bulk Method
 

 

On-Site Screening Techniques
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA
 

 

REL-TWA
 

2 ppm (14 mg/m³)

TLV-TWA
 

0.5 ppm [1980]

PEL-TWA
 

2 ppm (14 mg/m³)

PEL-STEL
 

 

REL-STEL
 

 

TLV-STEL
 

 

PEL-STEL
 

 

PEL-C
 

 

REL-C
 

 

TLV-C
 

 

PEL-C
 

 

Skin notation
 

NA

Skin notation
 

Y

Skin notation
 

Y

Skin notation
 

Y

Notes:
 

Not established

Notes:
 

 

Notes:
 

BEI®

Notes:
 

 

Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: Not listed Notes:
 

 

AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
 

 

Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Dibutylaminoethanol

NIOSH: Pocket Guide to Chemical Hazards - 2-N-Dibutylaminoethanol

Literature References

 
  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - 2-N-Dibutylaminoethanol. See annual publication for most recent information.

Last Updated Date : 12/15/2020