Cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

C20H28O3

cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

CAS25402-06-6
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
25402-06-6
EC Number
246-948-0
UN Number
3082
Index Number
613-025-00-2
PubChem CID
5281547

Physical-chemical properties

Molecular Formula
C20H28O3
Molar Mass
316.40 g/mol
IUPAC Name
cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

Chemical Identifiers

InChI
InChI=1S/C20H28O3/c1-7-8-9-14-13(4)17(11-16(14)21)23-19(22)18-15(10-12(2)3)20(18,5)6/h7-8,10,15,17-18H,9,11H2,1-6H3/b8-7-/t15-,17+,18+/m1/s1
InChI Key
FMTFEIJHMMQUJI-DFKXKMKHSA-N

Overview

cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate (CAS 25402-06-6) is a complex cyclopentene ester derivative with insecticidal properties and significant aquatic toxicity. This specialized organic compound features a molecular structure combining cyclopentenone and cyclopropanecarboxylate moieties, resulting in a molecular formula of C20H28O3 and a molecular weight of 316.4 g/mol. The substance exhibits characteristic stereochemical configurations, as indicated by its multiple chiral centers and geometric isomerism. Its complex architecture makes it particularly valuable in applications requiring specific bioactivity profiles. From a safety perspective, this compound carries significant hazard classifications including acute toxicity (Category 4) and both acute and chronic aquatic toxicity (Category 1). The GHS07 and GHS09 pictograms reflect these hazards, requiring careful handling protocols. As a Class 9 ADR substance, transport regulations must be strictly observed to ensure safe logistics and storage. The compound's structural complexity places it within a specialized category of bioactive molecules, sharing certain applications with related compounds such as 2-N,4-N-diethyl-6-methylsulfanyl-1,3,5-triazine-2,4-diamine, though each maintains distinct mechanistic properties. Industrial applications primarily focus on specialized chemical synthesis, research and development activities, and formulation chemistry where precise molecular architecture is essential. Due to its specific stereochemical requirements and complex synthesis pathways, this compound represents a high-value specialty chemical requiring expert handling and application knowledge. OYSI maintains reliable supply chains for this specialized ester derivative, supporting European customers with technical-grade material and comprehensive regulatory documentation.

Safety & Classification

Warning
Classification:

Acute Tox. 4 *; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number3082
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameCinerin I
Marine PollutantNo

Frequently Asked Questions

What is cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate?

This substance is a synthetic pyrethroid insecticide with the molecular formula C20H28O3 and CAS number 25402-06-6. It has a molecular weight of 316.4 g/mol and features a complex stereochemical structure typical of pyrethroid compounds. This chemical is classified as moderately toxic (Acute Tox. 4) and highly toxic to aquatic organisms, requiring careful handling and environmental protection measures during use and storage.

What are the physicochemical properties of this pyrethroid compound?

This pyrethroid compound is an organic ester with molecular formula C20H28O3 and molecular weight 316.4 g/mol. As a typical pyrethroid, it is likely a viscous liquid or waxy solid at room temperature with limited water solubility but good solubility in organic solvents. The complex cyclic structure with multiple chiral centers contributes to its specific biological activity and stability characteristics essential for its insecticidal properties.

What is this substance used for?

This pyrethroid compound is primarily used as an active ingredient in insecticide formulations for agricultural and professional pest control applications. Pyrethroids are widely employed in crop protection products, household insecticides, and professional pest management due to their effective neurotoxic action against insects. The compound may be incorporated into sprays, emulsifiable concentrates, or other formulated products for controlling various insect pests while offering relatively low mammalian toxicity.

How to handle this pyrethroid compound safely?

Safe handling requires appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work in well-ventilated areas or use respiratory protection to avoid inhalation. The compound carries GHS07 and GHS09 pictograms, indicating health and environmental hazards. Avoid contact with skin, eyes, and clothing, and wash hands thoroughly after handling. Keep away from food, drinks, and animal feed during use.

How to store this chemical compound correctly?

Store this pyrethroid compound in original, tightly sealed containers in a cool, dry, well-ventilated area away from direct sunlight and heat sources. Keep away from incompatible materials such as strong oxidizers, acids, and bases. Storage areas should be secure and inaccessible to unauthorized persons, children, and animals. Maintain storage temperatures within recommended ranges and ensure containers are properly labeled. Regular inspection of storage conditions and container integrity is essential for safety.

What to do in case of contact with this pyrethroid?

In case of skin contact, immediately remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. For eye contact, rinse immediately with plenty of clean water for at least 15 minutes and remove contact lenses if present. If inhaled, move to fresh air immediately. If swallowed, do not induce vomiting and seek immediate medical attention. Always consult a physician if symptoms develop and bring the safety data sheet when seeking medical advice.

How to dispose of this substance appropriately?

This pyrethroid compound must be disposed of as hazardous waste in accordance with local, national, and EU regulations due to its environmental classification. Contact authorized waste management companies specializing in chemical waste disposal. Never dispose of in regular trash, pour down drains, or release into the environment. Empty containers should also be treated as hazardous waste. Consult local environmental authorities for specific disposal requirements and approved disposal facilities in your area.

How to transport this pyrethroid compound?

This substance is classified as ADR Class 9 (Miscellaneous dangerous goods), Packing Group III, indicating it requires special transport considerations. Use appropriate UN-specification packaging and ensure proper labeling with hazard diamonds and transport documentation. Vehicles must carry appropriate emergency equipment and drivers need ADR training. Avoid transport during extreme temperatures and ensure packages are secured to prevent damage. Consult current ADR regulations for specific transport requirements and restrictions.

Is this pyrethroid subject to specific regulations?

This substance is subject to various EU regulations including REACH registration requirements, CLP classification and labeling regulations, and potentially biocide or plant protection product legislation. It carries mandatory hazard classifications (Acute Tox. 4, Aquatic Acute 1, Aquatic Chronic 1) requiring specific labeling and safety measures. Users must comply with occupational health regulations, environmental protection laws, and waste management directives. Check current regulatory status and any restrictions before use in commercial applications.

Where to buy this pyrethroid compound in Europe?

OYSI, as a European distributor of specialty chemicals, can provide access to this pyrethroid compound for qualified industrial and professional users. We serve customers across Europe with technical-grade chemicals for various applications. Contact our sales team for availability, specifications, and regulatory compliance documentation. We ensure proper handling, packaging, and transport according to ADR requirements. Our technical support team can assist with product selection and regulatory guidance for your specific application needs.

Services for Cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

ADR Consulting for Cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

Cis-[(1S)-3-[(Z)-but-2-enyl]-2-methyl-4-oxocyclopent-2-en-1-yl] (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate is a dangerous good. We support you with labeling, packaging, and transport documentation.

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Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.