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RESMETHRINICSC: 0324
March 2001
CAS #: 10453-86-8(5-Benzyl-3-furyl)methyl (1RS)-cis-trans-chrysanthemate
(5-(Phenylmethyl)-3-furanyl)methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
UN #: 3349
EINECS #: 233-940-7

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Liquid formulations containing organic solvents may be flammable.    NO open flames.    Use powder, AFFF, foam, carbon dioxide.  In case of fire: keep drums, etc., cool by spraying with water. 

 PREVENT DISPERSION OF DUST!  
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation   Use ventilation (not if powder), local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness.  Wear safety goggles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion   Do not eat, drink, or smoke during work. Wash hands before eating.  Rinse mouth. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Do NOT wash away into sewer. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: III 

STORAGE
Provision to contain effluent from fire extinguishing. 
PACKAGING
Do not transport with food and feedstuffs. 
RESMETHRIN ICSC: 0324
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS WAXY SOLID IN VARIOUS FORMS WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces irritating fumes. 

Formula: C22H26O3
Molecular mass: 338.5
Melting point: 43-48°C
Relative density (water = 1): 0.96
Solubility in water: none
Vapour pressure, Pa at 20°C: <10
Octanol/water partition coefficient as log Pow: 3.46  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its aerosol and by ingestion. 

Effects of short-term exposure
The substance is irritating to the eyes and skin. 

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

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
The substance is very toxic to aquatic organisms. This substance may be hazardous to the environment. Special attention should be given to bees. This substance does enter the environment under normal use. Great care, however, should be taken to avoid any additional release, for example 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 0229 (Bioresmethrin), 0239 (Cismethrin). 

ADDITIONAL INFORMATION
  EC Classification
Symbol: Xn, N; R: 22-50/53; S: (2)-60-61 

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    See Also:
       Toxicological Abbreviations
       Resmethrin (UKPID)