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Home/Compounds/Agrochemical/Ru-28000
C22H19Cl2NO3
416.3 g/mol
Agrochemical

(1S)-cis-(alphaS)-cypermethrin

CAS72204-43-4EC276-457-7
Category
Agrochemical
Compound Class
Ester
Primary Use
synthetic pyrethroid insecticide

(1S)-cis-(alphaS)-cypermethrin is a synthetic pyrethroid insecticide used in agriculture. It is an isomer of cypermethrin, designed to mimic the insecticidal properties of natural pyrethrins with greater stability and cost-effectiveness.

agricultural insecticide

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Referencestereoisomer of

Ru-27996

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synthetic pyrethroid insecticide

Related Reading

Why Does One Chemical Intermediate End Up in Dozens of Pesticides? Inside the Reaction Interface Economy

A single pyridine intermediate feeds four different neonicotinoid insecticides. A single pyrazole acid feeds a whole family of SDHI fungicides. This isn't coincidence — it's the Reaction Interface Economy, the organizing logic behind modern agrochemical R&D and its supply chain.

Read more

Customs Tariff Classification

The international HS code for (1S)-cis-(alphaS)-cypermethrin (CAS 72204-43-4) is 2926.90.

HS code (international, 6-digit)

2926.90

EU CN code (8-digit)

2926 90 70

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

trans-[(S)-cyano-(3-phenoxyphenyl)methyl] (1S,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate

InChIKey

KAATUXNTWXVJKI-QWFCFKBJSA-N

SMILES

CC1([C@@H]([C@@H]1C(=O)O[C@H](C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C=C(Cl)Cl)C

Synonyms (8)
  • (1S,2S,1'S)-Cypermethrin
  • CYPERMETHRIN, S(1S,3S)-

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