International Chemical Safety Cards

METHOXYFLURANE ICSC: 1636
World Health Organization (WHO) International Labour Organization (ILO) United Nations Environmental Programme (UNEP) European Commission National Institute for Occupational Safety and Health (NIOSH)
2,2-Dichloro-1,1-difluoroethyl methyl ether
2,2-Dichloro-1,1-difluoro-1-methoxyethane
Methoflurane
Penthrane
C3H4Cl2F2O / CH3OCF2CHCl2
Molecular mass: 165.0
ICSC #    1636
CAS #     76-38-0
RTECS # KN7820000
April 04, 2006 Validated
TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/
FIRE FIGHTING
FIRE Combustible.
NO open flames.
Powder, water spray, foam, carbon dioxide.
EXPLOSION Above 63C explosive vapour/air mixtures may be formed.
Above 63C use a closed system, ventilation.

EXPOSURE


 •INHALATION Dizziness. Drowsiness. Unconsciousness.
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
 •SKIN
Protective gloves.
Rinse skin with plenty of water or shower.
 •EYES Redness.
Safety spectacles or eye protection in combination with breathing protection. .
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
 •INGESTION
Do not eat, drink, or smoke during work.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING
Personal protection: filter respirator for organic gases and vapours. Collect leaking liquid in sealable metal containers. Absorb remaining liquid in sand or inert absorbent and remove to safe place.


Signal: Warning
Health haz
Combustible liquid
May cause damage to kidneys if inhaled
SEE IMPORTANT INFORMATION ON BACK
ICSC: 1636 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

International Chemical Safety Cards

METHOXYFLURANE ICSC: 1636
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PHYSICAL STATE; APPEARANCE:
COLOURLESS LIQUID , WITH CHARACTERISTIC ODOUR.

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on burning, producing toxic fumes hydrogen chloride, hydrogen fluoride ). Attacks some forms of plastic and rubber .

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK not established.


ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its vapour.

INHALATION RISK:
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20C.

EFFECTS OF SHORT-TERM EXPOSURE:
Exposure at high levels may result in unconsciousness.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the kidneys , resulting in kidney impairment .
PHYSICAL
PROPERTIES
Boiling point: 105C
Melting point: -35C
Relative density (water = 1): 1.42
Solubility in water, g/100 ml at 37C: 2.83
(poor)
Vapour pressure, kPa at 20C: 3.1
Relative vapour density (air = 1): 5.7
Relative density of the vapour/air-mixture at 20C (air = 1): 1.1
Flash point: 63C
Explosive limits, vol% in air: 7-?
Octanol/water partition coefficient as log Pow: 2.21
ENVIRONMENTAL
DATA

N O T E S
ADDITIONAL INFORMATION


ICSC: 1636 METHOXYFLURANE
(C) IPCS, CEC, 1994
IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, the CEC or the IPCS is responsible for the use which might be made of this information. This card contains the collective views of the IPCS Peer Review Committee and may not reflect in all cases all the detailed requirements included in national legislation on the subject. The user should verify compliance of the cards with the relevant legislation in the country of use. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.