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Insecticides and acaricides

Cyphenothrin

Also known as Gokilaht, S 2703 forte, d.d-T-Cyphenothrin

CAS 39515-40-7Formula C24H25NO3Molar mass 375.47 g/molEC 254-484-5
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard, Hazardous to the environment 9 suppliers listed
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Cyphenothrin chemical structure, C24H25NO3, CAS 39515-40-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Viscous yellow liquid
Density
1.083 at 25 °C/25 °C
Solubility
In water, 1.0 × 10⁻² mg/L (<9.0 ug/L) at 25 °C
HS code
292690
Category
Insecticides and acaricides
Illustrative photo, an IBC tote of amber liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Cyphenothrin?

Plain description, key identifiers and synonyms

Cyphenothrin is a cyclopropanecarboxylate ester. It has a role as an agrochemical and a pyrethroid ester insecticide. It is functionally related to a chrysanthemic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[cyano-(3-phenoxyphenyl)methyl] 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
CAS number
39515-40-7 CAS number cross-checked
EC number
254-484-5
Molecular formula
C24H25NO3
UNII
S0IU5Y1R32
MDL number
MFCD01960864
InChIKey
FJDPATXIBIBRIM-UHFFFAOYSA-N
InChI
InChI=1S/C24H25NO3/c1-16(2)13-20-22(24(20,3)4)23(26)28-21(15-25)17-9-8-12-19(14-17)27-18-10-6-5-7-11-18/h5-14,20-22H,1-4H3
SMILES (canonical and isomeric)
CC(=CC1C(C1(C)C)C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C

Synonyms

  • Gokilaht
  • S 2703 forte
  • d.d-T-Cyphenothrin
  • cyano(3-phenoxyphenyl)methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate
  • S-2703 FORTE
  • [cyano-(3-phenoxyphenyl)methyl] 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, cyano(3-phenoxyphenyl)methyl ester
  • (cyano-(3-phenoxyphenyl)methyl) 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
  • d.d-T-Cyphenothrin (JAN)
  • [cyano-(3-phenoxyphenyl)methyl] 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
  • SP 2703
  • Chifenothrine
  • Cyphenothrin (Standard)
  • alpha-Cyano-3-phenoxybenzyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
  • Cyphenothrin 10 |Ig/mL in Cyclohexane
  • Cyphenothrin 10 microg/mL in Cyclohexane
  • Cyphenothrin, PESTANAL(R), analytical standard
  • alpha-cyano-3-phenoxybenzyl chrysanthemate
  • cyano(3-phenoxyphenyl)methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
  • cyano(3-phenoxyphenyl)methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate
  • Cyano-3-phenoxybenzyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
  • alpha-cyano-m-phenoxybenzyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate
  • 2,2-Dimethyl-3-(2-methyl-1-propenyl)cyclopropane carboxylic acid cyano(3-phenoxyphenyl)methyl ester
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)-, cyano(3-phenoxyphenyl)methyl ester

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
Viscous yellow liquidexp.
Density
1.083 at 25 °C/25 °Cexp.
Solubility
In water, 1.0 × 10⁻² mg/L (<9.0 ug/L) at 25 °Cexp.
Vapour pressure
VP: 3.11 × 10⁻⁶ mm Hg at 30 °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
375.47 g/molcalc.
Exact mass
375.1834 Dacalc.
LogP (octanol/water)
5.83calc.
Topological polar surface area
59.32 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
6calc.
Heavy atoms
28calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.33calc.
Formal charge
0calc.
Stereocentres
3calc.
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(OCc1cccc(Oc2ccccc2)c1)C1CC1

O=C(OCc1cccc(Oc2ccccc2)c1)C1CC1

3 rings, 20 atoms.

165 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
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.
  • H332Harmful if inhaled.
  • H372Causes damage to organs through prolonged or repeated exposure.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (13)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • 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.
  • P301 + P317If swallowed: Get medical help.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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

Cyphenothrin suppliers

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

All 9 suppliers
9 of 9 offers

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

9 suppliers in 5 countries

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Cyphenothrin 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

Veterinary medication:.

Fumigant, insecticide.

Flying and crawling insect control for industrial locations and outdoor use.

It is used to control pests in domestic, public health and industrial locations.

Use classes: Pharmaceuticals.

Roles

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

Functional uses

  • Biocide

How it is made

Preparation: T. Matsuo et al., German patent 2231312, eidem, United States of America patent 3835176 ( 1973, 1974 to Sumitomo).

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2926.90Indicative HS code

Nitrile-function compounds, other

World exports in 2024
$2.15B
−13.5% vs 2023, imports $2.17B
2019 to 2024
Top exporters
  1. China35.6%
  2. France * partner reported12.7%
  3. India * partner reported11.2%
Top importers
  1. United States13.6%
  2. China12.4%
  3. Brazil11.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Cyphenothrin?

Cyphenothrin is a cyclopropanecarboxylate ester. It has a role as an agrochemical and a pyrethroid ester insecticide. It is functionally related to a chrysanthemic acid.

What is the CAS number of Cyphenothrin?

The CAS registry number of Cyphenothrin is 39515-40-7.

What is the molecular formula and weight of Cyphenothrin?

The molecular formula of Cyphenothrin is C24H25NO3 and its molar mass is 375.47 g/mol.

What is Cyphenothrin used for?

Veterinary medication:. Fumigant, insecticide. Flying and crawling insect control for industrial locations and outdoor use. It is used to control pests in domestic, public health and industrial locations. Use classes: Pharmaceuticals.

Is Cyphenothrin hazardous?

Cyphenothrin carries the GHS signal word "Danger". Main hazards: harmful if swallowed, harmful if inhaled, causes damage to organs through prolonged or repeated exposure. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Cyphenothrin?

Cyphenothrin is usually classified under HS code 292690 (Nitrile-function compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cyphenothrin?

CompoundList lists 9 suppliers of Cyphenothrin in China, India, Japan, Turkey and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Cyphenothrin in India?

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

What is the price of Cyphenothrin?

Suppliers quote Cyphenothrin 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 Cyphenothrin

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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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