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Insecticides and acaricides

lambda-Cyhalothrin

Also known as Karate, Icon, Warrior

CAS 91465-08-6Formula C23H19ClF3NO3Molar mass 449.86 g/molEC 415-130-7
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Hazardous to the environment 210 suppliers listed
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lambda-Cyhalothrin chemical structure, C23H19ClF3NO3, CAS 91465-08-6
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Solid
Melting point
49.2 °C
Density
Relative density (water = 1): 1.3
Solubility
Solubility in water: none
HS code
292690
Category
Insecticides and acaricides
UN number
UN 2588
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is lambda-Cyhalothrin?

Plain description, key identifiers and synonyms

(1S)-cis-(alphaR)-cyhalothrin is a cyclopropanecarboxylate ester.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
trans-[(R)-cyano-(3-phenoxyphenyl)methyl] (1S,3S)-3-[(Z)-2-chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
CAS number
91465-08-6 CAS number cross-checkedOther or deprecated CAS: 76703-65-6
EC number
415-130-7
Molecular formula
C23H19ClF3NO3
UNII
375WQ7596S, Z44TGV333K
MDL number
MFCD02181175
InChIKey
ZXQYGBMAQZUVMI-RDDWSQKMSA-N
InChI
InChI=1S/C23H19ClF3NO3/c1-22(2)17(12-19(24)23(25,26)27)20(22)21(29)31-18(13-28)14-7-6-10-16(11-14)30-15-8-4-3-5-9-15/h3-12,17-18,20H,1-2H3/b19-12-/t17-,18+,20-/m1/s1
Canonical SMILES
CC1(C)C(C=C(Cl)C(F)(F)F)C1C(=O)OC(C#N)c1cccc(Oc2ccccc2)c1
Isomeric SMILES
CC1([C@@H]([C@@H]1C(=O)O[C@@H](C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)/C=C(/C(F)(F)F)\Cl)C

Synonyms

  • Karate
  • Icon
  • Warrior
  • Oxyfly
  • Lambda cyhalothrin
  • Cyclopropanecarboxylic acid, 3-((1Z)-2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, (R)-cyano(3-phenoxyphenyl)methyl ester, (1S,3S)-rel-
  • lambdacyhalothrin
  • Cyhalothrin K
  • PP 321
  • (1S)-cis-(alphaR)-cyhalothrin
  • lambda-Cyhalothrin, (-)-
  • (R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropane-1-carboxylate
  • [(R)-cyano-(3-phenoxyphenyl)methyl] (1S,3S)-3-[(Z)-2-chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropane-1-carboxylate
  • Cyclopropanecarboxylic acid, 3-[(1Z)-2-chloro-3,3,3-trifluoro-1-propenyl]-2,2-dimethyl-, (1R)-cyano(3-phenoxyphenyl)methyl ester, (1S,3S)-
  • (R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropanecarboxylate
  • epi-gaMMa-Cyhalothrin
  • C23H19ClF3NO3
  • Cyonara
  • Molniya
  • Demand
  • Lamdex
  • Lamtox
  • Ambush Super
  • Demand Pestab
  • Warrior Zeon
Show all 37 synonyms
  • Karate King
  • Karate Zeon
  • lambda-Cialotrina
  • Warrior T
  • Grenade ER
  • Karate K
  • Karate Z
  • Warrior II
  • Kung Fu
  • Taiga Z
  • Karate 1E
  • ICON Maxx

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

Physical form
Solidexp.
Melting point
49.2 °Cexp.
Density
Relative density (water = 1): 1.3exp.
Solubility
Solubility in water: noneexp.
Vapour pressure
Vapor pressure, Pa at 20 °C:exp.

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
449.86 g/molcalc.
Exact mass
449.1006 Dacalc.
LogP (octanol/water)
6.54calc.
Topological polar surface area
59.32 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
6calc.
Heavy atoms
31calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.3calc.
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
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H301Toxic if swallowed.
  • H312Harmful 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.
  • 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.
  • P317Get medical help.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off 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.
UN number
UN 2588
Transport hazard class
6.1
Packing group
III

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

lambda-Cyhalothrin suppliers

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All 210 suppliers
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Where suppliers are based

210 suppliers in 26 countries

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lambda-Cyhalothrin 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

Roles

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

Functional uses

  • Biocide

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-252-00-6

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

Frequently asked questions

Quick answers about lambda-Cyhalothrin, based on the data on this page

What is lambda-Cyhalothrin?

(1S)-cis-(alphaR)-cyhalothrin is a cyclopropanecarboxylate ester.

What is the CAS number of lambda-Cyhalothrin?

The CAS registry number of lambda-Cyhalothrin is 91465-08-6. Other or deprecated CAS numbers: 76703-65-6.

What is the molecular formula and weight of lambda-Cyhalothrin?

The molecular formula of lambda-Cyhalothrin is C23H19ClF3NO3 and its molar mass is 449.86 g/mol.

What is lambda-Cyhalothrin used for?

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

Is lambda-Cyhalothrin hazardous?

lambda-Cyhalothrin carries the GHS signal word "Danger". Main hazards: toxic if swallowed, harmful 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 lambda-Cyhalothrin?

lambda-Cyhalothrin 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 lambda-Cyhalothrin?

CompoundList lists 210 suppliers of lambda-Cyhalothrin in China, India, Brazil, United States and 22 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy lambda-Cyhalothrin in India?

47 suppliers in India list lambda-Cyhalothrin on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of lambda-Cyhalothrin?

Suppliers quote lambda-Cyhalothrin 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 lambda-Cyhalothrin

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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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