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Insecticides and acaricides

Transfluthrin

Also known as Benfluthrin, Bayothrin, Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluorophenyl)methyl ester, (1R,3S)-

CAS 118712-89-3Formula C15H12Cl2F4O2Molar mass 371.16 g/molEC 405-060-5
GHS signal word: Warning. Pictograms: Harmful or irritant, Serious health hazard, Hazardous to the environment 12 suppliers listed
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Transfluthrin chemical structure, C15H12Cl2F4O2, CAS 118712-89-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
118712-89-3
Formula
C15H12Cl2F4O2
Molar mass
371.16 g/mol
EC number
405-060-5
HS code
291620
Category
Insecticides and acaricides

What is Transfluthrin?

Plain description, key identifiers and synonyms

Transfluthrin is a carboxylic ester obtained by formal condensation of 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid and 2,3,5,6-tetrafluorobenzyl alcohol. It has a role as a pyrethroid ester insecticide. It is a carboxylic ester, an organochlorine compound, an organofluorine compound and a member of cyclopropanes. It is functionally related to a 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid.

Transfluthrin is a volatile pyrethroid insecticide used indoor against insects such as moths or mosquitoes.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
cis-(2,3,5,6-tetrafluorophenyl)methyl (1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
CAS number
118712-89-3 CAS number cross-checked
EC numbers
405-060-5, 635-009-4
Molecular formula
C15H12Cl2F4O2
UNII
QWL3SKA6EG
MDL number
MFCD11045989
InChIKey
DDVNRFNDOPPVQJ-HQJQHLMTSA-N
InChI
InChI=1S/C15H12Cl2F4O2/c1-15(2)7(3-10(16)17)11(15)14(22)23-5-6-12(20)8(18)4-9(19)13(6)21/h3-4,7,11H,5H2,1-2H3/t7-,11+/m1/s1
Canonical SMILES
CC1(C)C(C=C(Cl)Cl)C1C(=O)OCc1c(F)c(F)cc(F)c1F
Isomeric SMILES
CC1([C@@H]([C@H]1C(=O)OCC2=C(C(=CC(=C2F)F)F)F)C=C(Cl)Cl)C

Synonyms

  • Benfluthrin
  • Bayothrin
  • Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluorophenyl)methyl ester, (1R,3S)-
  • (2,3,5,6-Tetrafluorophenyl)methyl(1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate
  • 2,3,5,6-tetrafluorobenzyl (+)-(1R-trans)-2,2-dimethyl-3-(2,2-dichlorovinyl)cyclopropanecarboxylate
  • 2,3,5,6-tetrafluorobenzyl (1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate
  • Benzeneacetic acid, 2,3,5,6-tetrafluoro-, (1S,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropyl ester
  • (2,3,5,6-tetrafluorophenyl)methyl (1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
  • Transfluthrin (JAN)
  • 2,3,5,6-Tetrafluorobenzyl (1R,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylate
  • Transfluthrin 10 microg/mL in Cyclohexane
  • Transfluthrin, PESTANAL(R), analytical standard
  • (2,3,5,6-Tetrafluorophenyl) methyl (1R)-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropane-carboxylate
  • (2,3,5,6-Tetrafluorophenyl)methyl (1R,3S)-3-(2,2-dichloroethen-1-yl)-2,2-dimethylcyclopropane-1-carboxylate
  • 2,3,5,6-tetrafluorobenzyl (1r)-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
  • Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (2,3,5,6-tetrafluorophenyl)methyl ester, (1r-trans)-

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
371.16 g/molcalc.
Exact mass
370.015 Dacalc.
LogP (octanol/water)
4.88calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
23calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.4calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)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
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H351Suspected of causing cancer.
  • H370Causes damage to organs.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (14)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P308 + P316If exposed or concerned: Get emergency medical help immediately.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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

Transfluthrin suppliers

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

All 12 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

12 suppliers in 4 countries

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Transfluthrin price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Insecticides

Roles

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

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-223-00-8

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: transfluthrin (ISO), 2,3,5,6-tetrafluorobenzyl (1R,3S)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate, Ref no: 1733, Annex ref: II/1733

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Transfluthrin 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 Transfluthrin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Transfluthrin?

Transfluthrin is a carboxylic ester obtained by formal condensation of 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid and 2,3,5,6-tetrafluorobenzyl alcohol. It has a role as a pyrethroid ester insecticide.

What is the CAS number of Transfluthrin?

The CAS registry number of Transfluthrin is 118712-89-3.

What is the molecular formula and weight of Transfluthrin?

The molecular formula of Transfluthrin is C15H12Cl2F4O2 and its molar mass is 371.16 g/mol.

What is Transfluthrin used for?

Known uses and roles of Transfluthrin include insecticides in agriculture and crop protection, biophysical role, insecticide, membrane transport modulator, pesticide and 4 more.

Is Transfluthrin hazardous?

Transfluthrin carries the GHS signal word "Warning". Main hazards: harmful if swallowed, suspected of causing cancer, causes damage to organs. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Transfluthrin?

Transfluthrin 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 Transfluthrin?

CompoundList lists 12 suppliers of Transfluthrin in China, India, Italy and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Transfluthrin in India?

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

What is the price of Transfluthrin?

Suppliers quote Transfluthrin 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 Transfluthrin

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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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