Basic information
- Name:
Cyclopropanecarboxylicacid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (3-phenoxyphenyl)methyl ester,(1S,3R)-
- CAS No.:
54774-47-9
- Molecular Structure:
- Formula:
- C21H20 Cl2 O3
- Molecular Weight:
- 391.31
- Synonyms:
- Cyclopropanecarboxylicacid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (3-phenoxyphenyl)methyl ester,(1S-trans)-; (-)-trans-Permethrin; 1S,trans-Permethrin
- Safety Description:
- Low toxicity by ingestion. Questionable carcinogen. When heated to decomposition it emits toxic vapors of Cl−. Details
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Chemistry
Empirical Formula: C21H20Cl2O3 
Molecular Weight: 391.2877
Solubility of 1S-trans-Permethrin (54774-47-9): -6.29
Flash Point: 159.4 °C
Boiling Point: 465.9 °C at 760 mmHg
Molar Volume: 302.5 cm3
Index of Refraction: 1.615
Molar Refractivity: 105.69 cm3
Density of 1S-trans-Permethrin (54774-47-9): 1.293 g/cm3
Vapour Pressure: 7.41E-09 mmHg at 25°C
Molecular Weight: 391.2877
Solubility of 1S-trans-Permethrin (54774-47-9): -6.29
Flash Point: 159.4 °C
Boiling Point: 465.9 °C at 760 mmHg
Molar Volume: 302.5 cm3
Index of Refraction: 1.615
Molar Refractivity: 105.69 cm3
Density of 1S-trans-Permethrin (54774-47-9): 1.293 g/cm3
Vapour Pressure: 7.41E-09 mmHg at 25°C
Toxicity Data With Reference
TYPE OF TEST: LD50 - Lethal dose, 50% kill
ROUTE OF EXPOSURE: Oral
SPECIES OBSERVED: Rodent - mouse
DOSE/DURATION: >5 gm/kg
TOXIC EFFECTS: Details of toxic effects not reported other than lethal dose value
REFERENCE: BOCKAF Bochu Kagaku. Scientific Pest Control. (Kyoto, Japan) V.1-42, 1937-77. Discontinued. Volume(issue)/page/year: 41,143,1976
ROUTE OF EXPOSURE: Oral
SPECIES OBSERVED: Rodent - mouse
DOSE/DURATION: >5 gm/kg
TOXIC EFFECTS: Details of toxic effects not reported other than lethal dose value
REFERENCE: BOCKAF Bochu Kagaku. Scientific Pest Control. (Kyoto, Japan) V.1-42, 1937-77. Discontinued. Volume(issue)/page/year: 41,143,1976
Consensus Reports
IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 53 ,1991,p. 329.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 53 ,1991,p. 329.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 53 ,1991,p. 329.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .
Safety Profile
1S-trans-Permethrin (54774-47-9) is low toxicity by ingestion. Questionable carcinogen. When heated to decomposition it emits toxic vapors of Cl−.
