Cypermethrin

Also known as: (RS)-α-Cyano-3-phenoxybenzyl (1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate, (RS)-α-cyano-3-phenoxybenzyl (1RS)-cis-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate, cyano(3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate, 3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid cyano(3-phenoxyphenyl)methyl ester, Alphamethrine, Cnn52, Cymperator, Kefil Super, UNII:1TR49121NP

Cypermethrin (CAS 52315-07-8) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C22H19Cl2NO3 and a molecular weight of 416.297 g/mol. Key properties include a melting point of 60-80°C, a boiling point of 511.3±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 263.0±30.1 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 52315-07-8
Jingsj CID: J-987487-3
Molecular Formula: C₂₂H₁₉Cl₂NO₃
Molecular Weight: 416.297 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	60-80°C
Boiling Point	511.3±50.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	263.0±30.1 °C
Exact Mass	415.074188
PSA	59.32000
LogP	6.27
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.622

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

H301 — Toxic if swallowed
H315 — Causes skin irritation
H317 — May cause an allergic skin reaction
H332 — Harmful if inhaled
H335 — May cause respiratory irritation
H373 — May cause damage to organs through prolonged exposure
H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code	2926909031

Frequently Asked Questions

What is the CAS number of Cypermethrin?

The CAS number of Cypermethrin is 52315-07-8.

What are the molecular formula and molecular weight of Cypermethrin?

Cypermethrin has molecular formula C22H19Cl2NO3 and molecular weight 416.297 g/mol.

Is Cypermethrin hazardous?

Cypermethrin has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of Cypermethrin?

For Cypermethrin, Upstream Products: 3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarbonyl chloride, 3-Phenoxybenzaldehyde, 1,4-Dioxane; Downstream Products: alpha-Hydroxy-3-phenoxybenzeneacetonitrile, Permethric acid, 3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarbonyl chloride.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Cypermethrin (CAS 52315-07-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-987487-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.