MECOPROP 0055
October 2005
CAS No: 93-65-2 2-(4-Chloro-o-tolyloxy)propionic acid
2-(4-Chloro-2-methylphenoxy)propanoic acid
RTECS No: UE9750000
MCPP
UN No: 2761
C10H11ClO 3 / ClC6H3(CH3)OCH(CH3)COOH
EC No: 607-049-00-2
Molecular mass: 214.7
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Not combustible. Liquid formulations In case of fire in the surroundings:
containing organic solvents may be use appropriate extinguishing media.
flammable. Gives off irritating or
toxic fumes (or gases) in a fire.
EXPLOSION
EXPOSURE STRICT HYGIENE!
Inhalation Burning sensation. Cough. Nausea. Local exhaust or breathing protection. Fresh air, rest. Refer for medical
attention.
Skin Redness. Protective gloves. Remove contaminated clothes.
Rinse and then wash skin with water
and soap.
Eyes Redness. Pain. Safety goggles. First rinse with plenty of water for
several minutes (remove contact
lenses if easily possible), then take to
a doctor.
Ingestion Abdominal pain. Headache. Nausea. Do not eat, drink, or smoke during Rinse mouth. Give a slurry of
Vomiting. Weakness. work. Wash hands before eating. activated charcoal in water to drink.
Unconsciousness. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful Xn Symbol Do not transport with food and
particles. Do NOT let this chemical enter the N Symbol feedstuffs.
environment. Sweep spilled substance into covered R: 22-38-41-50/53
plastic containers; if appropriate, moisten first to S: (2-)13-26-37/39-60-61
prevent dusting. Carefully collect remainder, then UN Hazard Class: 6.1
remove to safe place. UN Pack Group: III
EMERGENCY RESPONSE SAFE STORAGE
Transport Emergency Card: TEC (R)-61GT7-III Store in an area without drain or sewer access. Separated from food and
feedstuffs.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2005
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
0055 MECOPROP
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS TO BROWN CRYSTALLINE POWDER The substance can be absorbed into the body by inhalation of its
aerosol, through the skin and by ingestion.
Chemical dangers
Inhalation risk
The substance decomposes on heating producing toxic fumes
including hydrogen chloride. The solution in water is a weak acid. A harmful concentration of airborne particles can be reached
Attacks some forms of coatings and metals in the presence of quickly on spraying or when dispersed, especially if powdered.
moisture.
Effects of short-term exposure
Occupational exposure limits The substance is irritating to the eyes, the skin and the respiratory
TLV not established. tract.
MAK not established.
Effects of long-term or repeated exposure
(See Notes).
PHYSICAL PROPERTIES
Melting point: 94/C Vapour pressure, Pa at 22.5/C: 0.08
Density: 1.28 g/cm3 Octanol/water partition coefficient as log Pow: 1.17
Solubility in water, g/100 ml at 25/C: 0.07
ENVIRONMENTAL DATA
The substance is harmful to aquatic organisms. This substance does enter the environment under normal use. Great care, however,
should be given to avoid any additional release, e.g. through inappropriate disposal.
NOTES
Mecoprop is a chlorophenoxy-herbicide which, as a group, has been classified by IARC (1987) as possibly carcinogenic to humans, but
the data on this specific substance are inconclusive.
Carrier solvents used in commercial formulations may change physical and toxicological properties.
Other CAS number 7085-19-0.
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE for the use which might be made of this information
漏IPCS 2005
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