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Insecticides and acaricides

Tefluthrin

Also known as Force, Forza, Tefluthrine

CAS 79538-32-2Formula C17H14ClF7O2Molar mass 418.74 g/molEC 616-699-6
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Hazardous to the environment 16 suppliers listed
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Tefluthrin chemical structure, C17H14ClF7O2, CAS 79538-32-2
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless solid
Melting point
44.6 °C
Boiling point
156 °C
Density
1.48 g/mL (25 °C)
Solubility
In water, 0.02 mg/L at 20 °C
HS code
291620
Category
Insecticides and acaricides
Illustrative photo, colourless crystals in an open fibre drum in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Tefluthrin?

Plain description, key identifiers and synonyms

(Z)-(1S)-cis-tefluthrin is a 2,3,5,6-tetrafluoro-4-methylbenzyl 3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropanecarboxylate in which both of the stereocentres have S configuration. It is an enantiomer of a (Z)-(1R)-cis-tefluthrin.

Tefluthrin is a synthetic pyrethroid used as insecticide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
trans-(2,3,5,6-tetrafluoro-4-methylphenyl)methyl (1S,3S)-3-[(Z)-2-chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
CAS number
79538-32-2 CAS number cross-checked
EC number
616-699-6
Molecular formula
C17H14ClF7O2
UNII
2HE8P42H2J
MDL number
MFCD00274607
InChIKey
ZFHGXWPMULPQSE-SZGBIDFHSA-N
InChI
InChI=1S/C17H14ClF7O2/c1-6-11(19)13(21)7(14(22)12(6)20)5-27-15(26)10-8(16(10,2)3)4-9(18)17(23,24)25/h4,8,10H,5H2,1-3H3/b9-4-/t8-,10-/m1/s1
Canonical SMILES
Cc1c(F)c(F)c(COC(=O)C2C(C=C(Cl)C(F)(F)F)C2(C)C)c(F)c1F
Isomeric SMILES
CC1=C(C(=C(C(=C1F)F)COC(=O)[C@H]2[C@H](C2(C)C)/C=C(/C(F)(F)F)\Cl)F)F

Synonyms

  • Force
  • Forza
  • Tefluthrine
  • 2,3,5,6-tetrafluoro-4-methylbenzyl (Z)-(1RS)-cis-3-(2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate
  • (2,3,5,6-Tetrafluoro-4-methylphenyl)methyl ester (1-alpha,3-alpha(z))-(+-)-
  • 2,3,5,6-Tetrafluoro-4-methylbenzyl-(z)-(1rs,3rs)-3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethylcyclopropanecarboxylate
  • Cyclopropanecarboxylic acid, 3-((1Z)-2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluoro-4-methylphenyl)methyl ester, (1R,3R)-rel-
  • Cyclopropanecarboxylic acid, 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluoro-4-methylphenyl)methyl ester, (1-alpha-3-alpha(z)-(+-)-
  • (+-)-cis-4-Methyltetrafluorobenzyl 3-(2-chloro-3,3,3-trifluoro-prop-1-en-1-yl)-2,2-dimethylcyclopropane carboxylate
  • (2,3,5,6-tetrafluoro-4-methylphenyl)methyl 3-((Z)-2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropane-1-carboxylate
  • (Z)-(1S)-cis-tefluthrin
  • C17H14ClF7O2
  • (+/-)-cis-4-Methyltetrafluorobenzyl 3-(2-chloro-3,3,3-trifluoro-prop-1-en-1-yl)-2,2-dimethylcyclopropane carboxylate
  • Tefluthrine [ISO-French]
  • ProShield
  • Tefluthrin CS
  • Force CS
  • Komet RP
  • Force (pesticide)
  • Force 3G
  • PP 993
  • JF 6064
  • Tefluthrin 100 |Ig/mL in Cyclohexane
  • Tefluthrin 100 microg/mL in Cyclohexane
  • (2,3,5,6-tetrafluoro-4-methylphenyl)methyl (1S,3S)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropane-1-carboxylate
Show all 33 synonyms
  • Cyclopropanecarboxylic acid, 3-[(1Z)-2-chloro-3,3,3-trifluoro-1-propen-1-yl]-2,2-dimethyl-, (2,3,5,6-tetrafluoro-4-methylphenyl)methyl ester, (1R,3R)-rel-
  • (1r,3r)-rel-3-((1z)-2-Chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid (2,3,5,6-tetrafluoro-4-methylphenyl)methyl ester
  • (2,3,5,6-tetrafluoro-4-methyl-phenyl)methyl (1S,3S)-3-[(Z)-2-chloro-3,3,3-trifluoro-prop-1-enyl]-2,2-dimethyl-cyclopropanecarboxylate
  • (2,3,5,6-tetrafluoro-4-methylphenyl)methyl (1S,3S)-3-[(Z)-2-chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
  • 2,3,5,6-tetrafluoro-4-methylbenzyl (1S,3S)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropanecarboxylate
  • 2,3,5,6-tetrafluoro-4-methylbenzyl cis-3-((Z)-2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropane carboxylate
  • 4-methyl-2,3,5,6-tetrafluorobenzyl cis-3-((Z)-2-chloro-3,3.3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropane carboxylate
  • Cyclopropanecarboxylic acid, 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluoro-4-methylphenyl)methyl ester, (1-alpha,3-alpha(Z))-(+-)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Colorless solidexp.
Melting point
44.6 °Cexp.
Boiling point
156 °Cexp.
Density
1.48 g/mL (25 °C)exp.
Solubility
In water, 0.02 mg/L at 20 °Cexp.
Vapour pressure
6.00 × 10⁻⁵ mm Hg at 20 °Cexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
418.74 g/molcalc.
Exact mass
418.0571 Dacalc.
LogP (octanol/water)
5.55calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
27calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.47calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(OCc1ccccc1)C1CC1

O=C(OCc1ccccc1)C1CC1

2 rings, 13 atoms, the Benzyl cyclopropanecarboxylate ring system.

188 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H300Fatal if swallowed.
  • H310Fatal in contact with skin.
  • H330Fatal if inhaled.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (20)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P316Get emergency medical help immediately.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Tefluthrin suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 16 suppliers
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Where suppliers are based

16 suppliers in 7 countries

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Tefluthrin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Control of a wide range of soil insect pests, particularly those of the orders Coleoptera, Lepidoptera, and Diptera, in maize, sugar beet, wheat and other crops.

Insecticide. For field corn, popcorn, seed corn, and sweet corn.

Roles

  • agrochemical
  • biophysical role
  • insecticide
  • membrane transport modulator
  • pesticide
  • pyrethroid ester insecticide
  • pyrethroid insecticide
  • sodium channel modulator

Functional uses

  • Biocide

How it is made

Prepared from 2,3,5,6-tetrafluoro-4-methylbenzyl alcohol.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-723-00-6

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tefluthrin is traded under.

HS 2916.20Indicative HS code

Cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides…

World exports in 2024
$489M
−6.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China45.5%
  2. India * partner reported18.6%
  3. Japan11.2%
Top importers
  1. Brazil20.3%
  2. United States15.7%
  3. India * partner reported12.8%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Tefluthrin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Tefluthrin, based on the data on this page

What is Tefluthrin?

(Z)-(1S)-cis-tefluthrin is a 2,3,5,6-tetrafluoro-4-methylbenzyl 3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropanecarboxylate in which both of the stereocentres have S configuration. It is an enantiomer of a (Z)-(1R)-cis-tefluthrin.

What is the CAS number of Tefluthrin?

The CAS registry number of Tefluthrin is 79538-32-2.

What is the molecular formula and weight of Tefluthrin?

The molecular formula of Tefluthrin is C17H14ClF7O2 and its molar mass is 418.74 g/mol.

What is Tefluthrin used for?

Control of a wide range of soil insect pests, particularly those of the orders Coleoptera, Lepidoptera, and Diptera, in maize, sugar beet, wheat and other crops. Insecticide. For field corn, popcorn, seed corn, and sweet corn.

Is Tefluthrin hazardous?

Tefluthrin carries the GHS signal word "Danger". Main hazards: fatal if swallowed, fatal in contact with skin, fatal if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Tefluthrin?

Tefluthrin is usually classified under HS code 291620 (Cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tefluthrin?

CompoundList lists 16 suppliers of Tefluthrin in China, Spain, France, Belgium and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Tefluthrin in India?

1 supplier in India list Tefluthrin on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Tefluthrin?

Suppliers quote Tefluthrin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Tefluthrin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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