1. OSHA Occupational Chemical Database
  2. ADIPONITRILE
Label abbreviations descriptions

ADIPONITRILE

Chemical Identification
Chemical Identification
CAS # 111-69-3
Formula

C₆H₈N₂
Synonyms

1,4-dicyanobutane; hexanedinitrile; tetramethylene cyanide
Physical Properties
Physical Properties
Physical description Water-white, practically odorless, oily liquid.
Boiling point 563°F Molecular weight 108.2
Freezing point/melting point 34°F Vapor pressure 0.002 mmHg
Flash point 199°F (open cup) Vapor density 3.73
Specific gravity 0.97 Ionization potential
Lower explosive limit (LEL) 1.7% Upper explosive limit (UEL) 5.0%
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 1 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.)
Sampling group
Sampler/Sampling media
Sampling time*
Sampling volume (TWA)*
Sampling flow rate (TWA)*
Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments
Method reference
Notes
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

4 ppm (18 mg/m³)

 TLV-TWA

2 ppm [1990]

 PEL-TWA

2 ppm (8.8 mg/m³)
PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

NA

 Skin notation

N

 Skin notation

Y

 Skin notation

Y
Notes:

Not established

 Notes: Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: EPA-D 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 - Adiponitrile

NIOSH: Pocket Guide to Chemical Hazards - Adiponitrile

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Adiponitrile. See annual publication for most recent information.
  • Ramaiah, S.K. and Mehendale, H.M. Adiponitrile, in Enclyclopedia of Toxicology, Vol. 1, Wexler, P., ed. San Diego: Academic Press, 1998, pp. 28-30.
  • (health effects and target organs) NIOSH Guide to Chemical Hazards, Adiponitrile
  • (rat inhalational toxicology) Smith, L.W. and Kennedy, G.L., Jr. Inhalation toxicity of adiponitrile in rats. Toxicol. Appl. Pharmacol. 65: 257-263, 1982.

Last Updated Date : 12/15/2020