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Substance Name: Dimethrin [ANSI:ISO]
RN: 70-38-2
UNII: SRP5SEK6S1
InChIKey: FHNKBSDJERHDHZ-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Insecticide
  • Unspecified / Unclassified Pesticide

Molecular Formula

  • C19-H26-O2

Molecular Weight

  • 286.412
 
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Names and Synonyms

Results Name

  • Dimethrin [ANSI:ISO]

Name of Substance

  • Dimethrin

Synonyms

  • (2,4-Dimethylphenyl)methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
  • 2,4-Dimethylbenzyl (1RS)-cis,trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
  • 2,4-Dimethylbenzyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
  • 2,4-Dimethylbenzyl ester of cis,trans-chrysanthemumic acid
  • 2,4-Dimethylbenzyl-(I)-cis-trans-chrysanthemumate
  • 2,4-Dimethylbenzylchrysanthemumate
  • 2,4-Dimethylbenzylester kyseliny chrysanthemove
  • 2,4-Dimethylbenzylester kyseliny chrysanthemove [Czech]
  • AI3-21170
  • Caswell No. 359
  • Chrysanthemumic acid, 2,4-dimethylbenzyl ester
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (2,4-dimethylphenyl)methyl ester
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, 2,4-dimethylbenzyl ester (8CI)
  • Dimethrin
  • Dimethrin [ANSI]
  • Dimethrine
  • Dimetrin
  • ENT-21170
  • EPA Pesticide Chemical Code 034101
  • HSDB 6860
  • NSC 15731
  • SHA 034101
  • UNII-SRP5SEK6S1
  • USEPA/odw; Health Advisories for 50 Pesticides (1988) ENT 21,170

Systematic Names

  • 2,2-Dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylic acid 2,4-dimethylbenzyl ester
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (2,4-dimethylphenyl)methyl ester
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (2,4-dimethylphenyl)methyl ester (VAN) (9CI)
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, 2,4-dimethylbenzyl ester

Registry Numbers

CAS Registry Number

  • 70-38-2

FDA UNII

  • SRP5SEK6S1

System Generated Number

  • 0000070382

Structure Descriptors

InChI

1S/C19H26O2/c1-12(2)9-16-17(19(16,5)6)18(20)21-11-15-8-7-13(3)10-14(15)4/h7-10,16-17H,11H2,1-6H3

InChIKey

FHNKBSDJERHDHZ-UHFFFAOYSA-N

Smiles

C1([C@@H]([C@@H]1\C=C(\C)C)C(OCc1c(cc(C)cc1)C)=O)(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD oral > 9800mg/kg (9800mg/kg) BEHAVIORAL: FLUID INTAKE

BEHAVIORAL: FOOD INTAKE (ANIMAL)
Toxicology and Applied Pharmacology. Vol. 6, Pg. 112, 1964.
mouse LD50 oral 10gm/kg (10000mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

AUTONOMIC NERVOUS SYSTEM: OTHER (DIRECT) PARASYMPATHOMIMETIC

BLOOD: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 33(5), Pg. 116, 1968.
rabbit LD skin > 4900mg/kg (4900mg/kg)   Toxicology and Applied Pharmacology. Vol. 6, Pg. 112, 1964.
rabbit LD50 oral > 15gm/kg (15000mg/kg)   Special Publication of the Entomological Society of America. Vol. 78-1, Pg. 5, 1978.
rat LD50 oral 40gm/kg (40000mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 79, 1976.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point < 25 deg C   EXP
log P (octanol-water) 6.570 (none)   EST
Water Solubility 0.036 mg/L 25 EST
Vapor Pressure 1.72E-05 mm Hg 25 EST
Henry's Law Constant 7.61E-05 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.06E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.