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BIORESMETHRIN ICSC: 0229
Date of Peer Review: March 2001

(5-Benzyl-3-furyl)methyl (1R)-trans-chrysanthemate
(5-(Phenylmethyl)-3-furanyl)methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
CAS # 28434-01-7 C22H26O3
RTECS # GZ1310500 Molecular mass: 338.5
UN # 3352
EC Index # 613-120-00-9
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible. Liquid formulations containing organic solvents may be flammable.
NO open flames.
Powder, AFFF, foam, carbon dioxide.
EXPLOSION

In case of fire: keep drums, etc., cool by spraying with water.
EXPOSURE


Inhalation
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
Skin
Protective gloves.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes
Safety goggles.
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. Wash hands before eating.
Rinse mouth.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent and remove to safe place. Do NOT wash away into sewer. Do NOT let this chemical enter the environment.
EU Classification
Symbol: N
R: 50/53
S: 60-61
UN Classification
UN Hazard Class: 6.1
UN Pack Group: III
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-61GT6-III
Provision to contain effluent from fire extinguishing.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK
BIORESMETHRIN ICSC: 0229
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
VISCOUS YELLOW OIL OR PASTE (TECHNICAL GRADE); PRACTICALLY COLOURLESS WHEN PURE.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its aerosol and by ingestion.

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.

PHYSICAL PROPERTIES
Melting point: 30-35C
Relative density (water = 1): 1.05
Solubility in water: none
Vapour pressure, Pa at 25C: <10
Octanol/water partition coefficient as log Pow: 4.79
ENVIRONMENTAL DATA
The substance is very toxic 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
Carrier solvents used in commercial formulations may change physical and toxicological properties. Also consult publication Health and Safety Guide No. 25 Resmethrins, and Environmental Health Criteria No. 92 Resmethrins, of IPCS. Also consult ICSC 0324 (Resmethrin), 0239 (Cismethrin). Card has been partly updated in October 2005. See section Emergency Response.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2005
See Also:
        Bioresmethrin (UK PID)