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

Modify Date: 2025-08-25 13:35:10

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
InChIKey FHNKBSDJERHDHZ-UHFFFAOYSA-N
SMILES CC(C)=CC1C(C(=O)OCc2ccc(C)cc2C)C1(C)C

 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

 Bioassay

View more

Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Total 2, Current Page 1 of 1
1

 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
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.