Acetic anhydride

CAS Number : 108-24-7

WHMIS (Acetic anhydride)

Workplace Hazardous Materials Information System

WHMIS 1988 classification - Note to reader
Update: 2002-12-17
  • WHMIS pictogram : Flame

    B3

  • WHMIS pictogram : Skull and crossbones

    D1A

  • WHMIS pictogram : Corrosion

    E

B3
  • Combustible liquid 1 2
  • flash point = 48,9 °C closed cup (non reported method)
D1A
  • Very Toxic Material Causing Immediate and Serious Toxic Effects 3 4
  • acute lethality: LC50 inhalation/4 hours (rat) <1500 ppm
E
  • Corrosive Material 5
  • Transportation of Dangerous Goods: class 8

Disclosure at 1,0% according to the Ingredient disclosure list

WHMIS 2015 classification - Note to reader
Update: 2015-05-22

  • Flammable liquids - Category 32
    • Flash point = 48,9 °C closed cup (non reported method)
  • Acute toxicity - oral - Category 46 7 8
  • Acute toxicity - inhalation - Category 38
  • Skin corrosion/irritation - Category 17 8
  • Serious eye damage/eye irritation - Category 17 8
  • Health hazards not otherwise classified (corrosion) - Category 1

  • GHS pictogram : Flame

  • GHS pictogram : Skull and crossbones

  • GHS pictogram : Corrosion

Danger

Flammable liquid and vapour (H226)
Harmful if swallowed (H302)
Toxic if inhaled (H331)
Causes severe skin burns and eye damage (H314)
Causes severe damage to the respiratory tract

Ingredient disclosure

References

  • ▲1.  National Fire Protection Association, Fire protection guide to hazardous materials. 12th ed. Quincy, Mass. : NFPA. (1997). [RR-334001]   http://www.nfpa.org/
  • ▲2.  Pohanish, R.P. et Greene, S.A., Hazardous materials handbook. New York (NY) : Van Nostrand Reinhold. (1996). [RR-515125]
  • ▲3.  Smyth, H.F. Jr., Carpenter, C.P. et Weil, C.S., «Range-finding toxicity data : list IV.» Archives of Industrial Hygiene and Occupational Medicine. Vol. 4, p. 119-122. (1951). [AP-060583]
  • ▲4.  Carpenter, C.P., Smyth, H.F. et Pozzani, V.C., «The assay of acute vapor toxicity, and the grading and interpretation of results on 96 chemical compounds.» Journal of Industrial Hygiene and Toxicology. Vol. 31, no. 6, p. 343-346. (1949). [AP-023681]
  • ▲5.  Canada. Ministère des transports, Règlement sur le transport des marchandises dangereuses. Ottawa : Éditions du gouvernement du Canada. (2014). [RJ-410222]   http://www.tc.gc.ca/fra/tmd/clair-menu-497.htm
    http://www.tc.gc.ca/tmd/menu.htm
  • ▲6.  National Institute for Occupational Safety and Health, RTECS (Registry of Toxic Effects of Chemical Substances). Hamilton (Ont) : Canadian Centre for Occupational Health and Safety.   http://ccinfoweb.ccohs.ca/rtecs/search.html
  • ▲7.  Centre canadien d'hygiène et de sécurité au travail, CHEMINFO, Hamilton, Ont. : Canadian Centre for Occupational Health and Safety   http://ccinfoweb.ccohs.ca/cheminfo/search.html
  • ▲8.  OECD, «Acetic Anhydride CAS No: 108-24-7.» In: OECD Screening Information Data Set (SIDS) for High Production Volume Chemicals. Paris : UNEP Publications. (1997).   http://www.inchem.org/documents/sids/sids/108247.pdf

The [number] refers to the ISST database of the CSST Documentation Center.