Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate

C19H20F3NO4

butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate

CAS69806-50-4
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
69806-50-4
EC Number
274-125-6
UN Number
3082
Index Number
607-304-00-8
PubChem CID
50897

Physical-chemical properties

Molecular Formula
C19H20F3NO4
Molar Mass
383.40 g/mol
IUPAC Name
butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate

Chemical Identifiers

InChI
InChI=1S/C19H20F3NO4/c1-3-4-11-25-18(24)13(2)26-15-6-8-16(9-7-15)27-17-10-5-14(12-23-17)19(20,21)22/h5-10,12-13H,3-4,11H2,1-2H3
InChI Key
VAIZTNZGPYBOGF-UHFFFAOYSA-N

Overview

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate (CAS 69806-50-4) is a trifluoromethyl-substituted pyridine derivative with herbicidal properties and high aquatic toxicity classification. This specialized chemical compound represents a sophisticated example of modern synthetic herbicide chemistry, featuring a complex molecular structure that combines pyridine, phenoxy, and propanoate functional groups. With the molecular formula C19H20F3NO4 and a molecular weight of 383.4 g/mol, this substance belongs to the family of selective herbicides designed for agricultural applications. The presence of the trifluoromethyl group (-CF3) attached to the pyridine ring significantly enhances its biological activity and environmental persistence, making it particularly effective against specific weed species while maintaining selectivity for crop protection. The compound is classified under multiple hazard categories, including reproductive toxicity (Repr. 1B) and acute/chronic aquatic toxicity (Aquatic Acute 1, Aquatic Chronic 1), requiring careful handling protocols and environmental consideration. Its classification under ADR Class 9 (miscellaneous dangerous goods) reflects its potential environmental impact, particularly in aquatic ecosystems. Unlike structurally different compounds such as (4-ethoxyphenyl)-[3-(4-fluoro-3-phenoxyphenyl)propyl]-dimethylsilane, this pyridine derivative demonstrates specific herbicidal mechanisms of action. Primary industrial applications include selective weed control in agricultural settings, particularly for broadleaf weed management in cereal crops and specialized turf management systems. The compound is also utilized in research and development of advanced herbicide formulations where its unique selectivity profile provides valuable agricultural solutions. OYSI maintains reliable supply chains for this technical grade herbicide intermediate, supporting both agricultural formulators and research institutions across European markets.

Safety & Classification

Danger
Classification:

Repr. 1B; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

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

Transport (ADR)

UN Number3082
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameFluazifop-butyl (ISO)
Marine PollutantNo

Frequently Asked Questions

What is butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is an organic chemical compound with CAS number 69806-50-4 and molecular formula C19H20F3NO4. This substance has a molecular weight of 383.4 g/mol and features a complex structure containing trifluoromethyl, pyridine, and phenoxy groups linked to a propanoate ester. It is classified as a hazardous substance with reproductive toxicity and aquatic toxicity properties, requiring careful handling and specialized safety measures.

What are the physicochemical properties of butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is an organic ester compound with molecular formula C19H20F3NO4 and molecular weight 383.4 g/mol. The presence of trifluoromethyl groups typically confers chemical stability and influences solubility properties. As an ester derivative, it likely exhibits limited water solubility but good solubility in organic solvents. The compound's complex aromatic structure and fluorinated substituents affect its physical properties and environmental behavior.

What is butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate used for?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is primarily used as an active ingredient in herbicide formulations. This compound belongs to the aryloxyphenoxypropionate class of herbicides, commonly employed for selective grass control in various crops. Its mechanism involves inhibiting acetyl-CoA carboxylase, an essential enzyme for fatty acid synthesis in plants. The substance is utilized in agricultural applications and professional plant protection products for effective weed management.

How to handle butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate safely?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate requires strict safety precautions due to its Repr. 1B classification. Essential protective equipment includes chemical-resistant gloves, safety goggles, and appropriate respiratory protection. Avoid skin contact, inhalation, and ingestion. Work in well-ventilated areas or use local exhaust ventilation. Pregnant women should avoid exposure due to reproductive toxicity concerns. Implement contamination control measures and maintain emergency procedures including eyewash stations and safety showers.

How to store butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate correctly?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate must be stored in original, tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Due to its reproductive toxicity and aquatic toxicity classifications, implement segregation from incompatible materials and prevent environmental release. Storage areas should be equipped with appropriate containment measures and restricted access controls. Maintain proper inventory management and ensure containers are properly labeled according to CLP regulations.

What to do in case of contact with butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate?

Immediate first aid measures for butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate exposure include removing contaminated clothing and flushing affected skin with plenty of water for at least 15 minutes. For eye contact, rinse thoroughly with water and seek medical attention. If inhaled, move to fresh air immediately. Do not induce vomiting if ingested. Due to the Repr. 1B classification, seek immediate medical attention for any exposure, informing healthcare providers of the substance's reproductive toxicity potential.

How to dispose of butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate appropriately?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate must be disposed of through authorized hazardous waste management facilities due to its reproductive and aquatic toxicity classifications. The substance requires special handling under waste legislation and cannot be disposed of in regular waste streams. Contaminated packaging should be treated as hazardous waste. Arrange disposal through licensed waste contractors familiar with chemical waste regulations. Prevent environmental release during disposal operations and maintain proper documentation for regulatory compliance.

How to transport butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is classified as ADR Class 9 (miscellaneous dangerous goods), Packing Group III for transportation purposes. This classification requires appropriate packaging, labeling, and documentation according to dangerous goods regulations. Transport vehicles must comply with ADR requirements including proper placarding and emergency equipment. Drivers need appropriate training and certification for Class 9 substances. Ensure proper securing of packages and emergency response information during transport operations.

Is butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate subject to special regulations?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is subject to comprehensive chemical regulations including REACH registration requirements in the European Union. The substance is classified under CLP Regulation with Repr. 1B and aquatic toxicity classifications, requiring specific labeling with GHS08 and GHS09 pictograms and 'Danger' signal word. While not currently listed as SVHC, its hazard profile subjects it to strict handling, storage, and use restrictions under various national and international chemical safety frameworks.

Where to buy butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate in Europe?

Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate is available through OYSI, a specialized European distributor of industrial chemicals. As a professional chemical supplier, OYSI provides this regulated substance to qualified industrial and research customers with appropriate handling capabilities. Due to the substance's hazard classification and regulatory requirements, purchases require compliance verification and proper documentation. Contact OYSI directly for availability, specifications, and regulatory compliance support for your specific application requirements.

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Butyl 2-[4-[[5-(trifluoromethyl)-2-pyridinyl]oxy]phenoxy]propanoate 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.