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S-Bioallethrin

Also known as: Esbiothrin, Esbiol, Esdepallethrine, D-Trans-Allethrin, 3-Allyl-2-methyl-4-oxocyclopent-2-en-1-yl (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate, (S)-3-Allyl-2-methyl-4-oxocyclopent-2-enyl (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate

S-Bioallethrin (CAS 28434-00-6) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C19H26O3 and a molecular weight of 302.40800 g/mol. Key properties include a melting point of 49.5ºC, a boiling point of 386.8ºC at 760 mmHg, a density of 1.05 g/cm3 and a flash point of 166ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H330 — Fatal if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28434-00-6
Jingsj CID
J-1992049-4
Molecular Formula
C19H26O3
Molecular Weight
302.40800 g/mol
Category
Esters
Last updated
8/21/2026

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Physicochemical Properties

Melting Point49.5ºC
Boiling Point386.8ºC at 760 mmHg
Density1.05 g/cm3
Flash Point166ºC
Exact Mass302.18800
PSA43.37000
LogP4.00200
Vapor Pressure3.46E-06mmHg at 25°C
Refractive Index1.505 (25ºC)
Additional Propertyinsoluble

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H330 — Fatal if inhaled
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. McCavera SJ, et al. Differential state-dependent modification of inactivation-deficient Nav1.6 sodium channels by the pyrethroid insecticides S-bioallethrin, tefluthrin and deltamethrin. Neurotoxicology. 2012;33(3):384-390.

Customs & Trade Information

HS Code2918300016

Frequently Asked Questions

What is the CAS number of S-Bioallethrin?

The CAS number of S-Bioallethrin is 28434-00-6.

What are the molecular formula and molecular weight of S-Bioallethrin?

S-Bioallethrin has molecular formula C19H26O3 and molecular weight 302.40800 g/mol.

Is S-Bioallethrin hazardous?

S-Bioallethrin has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H330 — Fatal if inhaled.

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

Last updated:

How to cite: Jingsj. "S-Bioallethrin (CAS 28434-00-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992049-4 (accessed 2026-11-06).

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