Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (2,4-dimethylphenyl)methylester

Modify Date: 2024-01-11 19:48:45

Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (2,4-dimethylphenyl)methylester Structure
Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (2,4-dimethylphenyl)methylester structure
Common Name Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (2,4-dimethylphenyl)methylester
CAS Number 70-38-2 Molecular Weight 286.40900
Density 1.042g/cm3 Boiling Point 363.9ºC at 760 mmHg
Molecular Formula C19H26O2 Melting Point N/A
MSDS N/A Flash Point 167.8ºC

 Use of Cyclopropanecarboxylicacid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, (2,4-dimethylphenyl)methylester


Dimethrin is a pyrethroid ester insecticide[1].

 Names

Name dimethrin
Synonym More Synonyms

  Biological Activity

Description Dimethrin is a pyrethroid ester insecticide[1].
Related Catalog
References

[1]. M S MASRI, et al. METABOLIC FATE OF TWO CHRYSANTHEMUMIC ACID ESTERS: BARTHRIN AND DIMETHRIN. Toxicol Appl Pharmacol. 1964 Nov:6:711-5.  

 Chemical & Physical Properties

Density 1.042g/cm3
Boiling Point 363.9ºC at 760 mmHg
Molecular Formula C19H26O2
Molecular Weight 286.40900
Flash Point 167.8ºC
Exact Mass 286.19300
PSA 26.30000
LogP 4.58500
Index of Refraction 1.557

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GZ1455000
CHEMICAL NAME :
Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, 2,4-dimethylbenzyl ester
CAS REGISTRY NUMBER :
70-38-2
LAST UPDATED :
199701
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C19-H26-O2
MOLECULAR WEIGHT :
286.45
WISWESSER LINE NOTATION :
L3TJ A1 A1 BVO1R B1 D1& C1UY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
40 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 5,79,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10 gm/kg
TOXIC EFFECTS :
Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - convulsions or effect on seizure threshold Blood - other changes
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 33(5),116,1968
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>15 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SPEADM Special Publication of the Entomological Society of America. (4603 Calvert Rd., College Park, MD 20740) Volume(issue)/page/year: 78-1,5,1978
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>4900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,112,1964
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
>9800 mg/kg
TOXIC EFFECTS :
Behavioral - food intake (animal) Behavioral - fluid intake
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,112,1964 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
182 gm/kg/52W-C
TOXIC EFFECTS :
Liver - changes in liver weight
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,112,1964
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
57 gm/kg/16W-C
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 6,716,1964

 Safety Information

RIDADR UN 3082
Packaging Group III

 Synonyms

Dimethrin [ANSI]
2,4-dimethylbenzyl (1RS,3RS
Dimetrin
Caswell No. 359
DIMETHRIN
2,4-Dimethylbenzylchrysanthemumate
(2,4-dimethylphenyl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
Dimethrine
(2,4-dimethylphenyl)methyl (1Ξ,3Ξ)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate
1RS,3SR)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
(2,4-dimethylphenyl)methyl 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)cyclopropanecarboxylate
2,4-dimethylbenzyl (1RS)-cis-trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
2,4-dimethylbenzyl (±)-cis-trans-chrysanthemate
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