DIMETHYL SULFIDE

Chemical Identification
Chemical Identification
CAS # 75-18-3
Formula

C₂H₆S

Synonyms

methyl sulfide; thiobismethane; DMS; methylthiomethane; 2-thiapropane; 2-thiopropane

Physical Properties
Physical Properties
Physical description A clear colorless to straw colored liquid with a disagreeable odor.
Boiling point 99°F Molecular weight 62.1
Freezing point/melting point -144°F Vapor pressure
Flash point -36°F Vapor density
Specific gravity 0.85 Ionization potential
Lower explosive limit (LEL) 2.2% Upper explosive limit (UEL) 19.7%
NFPA health rating 2 NFPA fire rating 4
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.) D650
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*
Sampling volume (TWA)*

5 L

Sampling flow rate (TWA)*

0.1 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FPD
Method reference OSHA PV2210 (partially validated)
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 TLV-TWA

10 ppm [2001]

PEL-TWA
PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

NA

Skin notation

NA

Skin notation

N

Skin notation

NA

Notes:

Not established

Notes:

Not established

Notes: Notes:

Not established

Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:

0.5 ppm/1000 ppm/5000 ppm

Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Dimethyl sulfide

NIOSH: Pocket Guide to Chemical Hazards - Not listed

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Dimethyl sulfide. See annual publication for most recent information.
  • Blom, H.J., Boers, G.H., van den Elzen, J.P., Gahl, W.A. and Tangerman, A.: Transamination of methionine in humans. Clin. Sci. (Lond.) 76(1): 43-49, 1989.
  • Egorin, M.J., Rosen, D.M., Sridhara, R., Sensenbrenner, L. and Cottier-Fox, M.: Plasma concentrations and pharmacokinetics of dimethylsulfoxide and its metabolites in patients undergoing peripheral-blood stem-cell transplants. J. Clin. Oncol. 16(2): 610-615, 1998.
  • Gahl, W.A., Ingelfinger, J., Mohan, P., Bernardini, I., Hyman, P.E. and Tangerman, A.: Intravenous cysteamine therapy for nephropathic cystinosis. Pediatr. Res. 38(4): 579-584, 1995.
  • Klingberg, J., Beviz, A., Ohlson, C.G. and Tenhunen, R.: Disturbed iron metabolism among workers exposed to organic sulfides in a pulp plant. Scand. J. Work Environ. Health 14(1): 17-20, 1988.
  • Pohanish, R.P. (editor): Dimethyl Sulfide. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 1. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 941-942.
  • Suarez, F.L., Furne, J.K., Springfield, J. and Levitt, M.D.: Morning breath odor: influence of treatments on sulfur gases. J. Dent. Res. 79(10): 1773-1777, 2000.

Last Updated Date : 12/28/2020