Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate

C16H14Cl2O4

methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate

CAS51338-27-3
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
51338-27-3
UN Number
3077
Index Number
607-165-00-3
PubChem CID
39985

Physical-chemical properties

Molecular Formula
C16H14Cl2O4
Molar Mass
341.20 g/mol
IUPAC Name
methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate

Chemical Identifiers

InChI
InChI=1S/C16H14Cl2O4/c1-10(16(19)20-2)21-12-4-6-13(7-5-12)22-15-8-3-11(17)9-14(15)18/h3-10H,1-2H3
InChI Key
BACHBFVBHLGWSL-UHFFFAOYSA-N

Overview

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate (CAS 51338-27-3) is an organic ester compound with dichlorophenoxy substituents and aquatic toxicity properties. This specialized chemical compound belongs to the phenoxyphenoxy ester family and exhibits a complex molecular structure featuring two aromatic rings connected through ether linkages, with dichlorosubstitution on one phenyl group. With a molecular formula of C16H14Cl2O4 and molecular weight of 341.2 g/mol, this substance demonstrates significant structural complexity that influences both its chemical behavior and biological activity profile. From a safety perspective, methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate requires careful handling protocols due to its classification under multiple hazard categories. The compound exhibits acute toxicity (Category 4), skin sensitization potential (Category 1), and notable aquatic toxicity for both acute and chronic exposure scenarios. These properties necessitate appropriate personal protective equipment and environmental containment measures during industrial handling and processing operations. The compound's unique structural features make it valuable in several industrial applications, particularly in agrochemical synthesis where its phenoxy ester framework serves as an important intermediate. Additionally, it finds use in specialty chemical manufacturing and research applications requiring compounds with specific aromatic substitution patterns. Unlike simpler compounds such as 4-chlorobut-2-ynyl N-(3-chlorophenyl)carbamate, this molecule's dual phenoxy structure provides distinct reactivity profiles that are advantageous in targeted synthetic pathways. Environmental considerations are paramount when working with this substance, given its classification under ADR Class 9 and the presence of GHS pictograms GHS07 and GHS09, indicating both health hazards and environmental dangers. OYSI maintains reliable supply chains for methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate to support European industrial applications requiring this specialized chemical intermediate.

Safety & Classification

Warning
Classification:

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

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H317

May cause an allergic skin reaction.

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

Skin Contact

Irritant

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

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 Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping NameDiclofop-methyl (ISO), fest
Marine PollutantNo

Frequently Asked Questions

What is methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is an organic chemical compound with the molecular formula C16H14Cl2O4 and CAS number 51338-27-3. This substance belongs to the phenoxyphenoxy propanoate family and has a molecular weight of 341.2 g/mol. It is classified as a hazardous chemical with acute toxicity, skin sensitization, and aquatic toxicity properties, requiring careful handling and appropriate safety measures in industrial applications.

What are the physicochemical properties of methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is an organic compound with a molecular weight of 341.2 g/mol and molecular formula C16H14Cl2O4. As a phenoxyphenoxy propanoate ester, it typically exists as a liquid or solid at room temperature. The compound contains two chlorine atoms and multiple aromatic rings, which influence its solubility characteristics. Specific physical properties like melting point, boiling point, and solubility data should be obtained from detailed technical datasheets for precise applications.

What is methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate used for?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is primarily used as an intermediate in chemical synthesis and pharmaceutical manufacturing. Its phenoxyphenoxy structure makes it valuable in the production of herbicides, pesticides, and other agrochemical compounds. The compound serves as a building block for more complex molecules in fine chemical synthesis. Industrial applications include its use in research and development, specialty chemical production, and as a precursor for various bioactive compounds requiring specific phenoxy functionalities.

How to handle methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate safely?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate requires careful handling due to its Acute Tox. 4 and Skin Sens. 1 classifications. Essential PPE includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin contact. Work in well-ventilated areas or under fume hoods to minimize inhalation exposure. Avoid direct contact with skin and eyes, and ensure emergency eyewash stations are accessible. Handle containers carefully to prevent spills and maintain good hygiene practices including thorough handwashing after use.

How to store methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate correctly?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Keep containers upright and secure to prevent spillage. Store separately from incompatible materials such as strong oxidizers, acids, and bases. Maintain storage temperature below 25°C when possible and ensure the storage area is equipped with appropriate spill containment measures. Regular inspection of containers for damage or leakage is recommended.

What to do in case of contact with methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate?

Immediate first aid measures for methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate exposure include removing contaminated clothing and rinsing affected skin with plenty of water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes while holding eyelids open. If inhaled, move to fresh air immediately. Do not induce vomiting if swallowed; rinse mouth and drink water. Seek immediate medical attention in all cases of exposure, especially considering the compound's acute toxicity and skin sensitization properties.

How to dispose of methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate appropriately?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate must be disposed of as hazardous waste according to local and national regulations. Contact licensed hazardous waste disposal companies for proper collection and treatment. Do not discharge into drains, waterways, or soil due to its aquatic toxicity classification. Small quantities should be absorbed with inert materials and placed in appropriate waste containers. Larger quantities require professional hazardous waste management. Always consult local environmental authorities for specific disposal requirements and approved disposal facilities.

How to transport methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is classified as ADR Class 9 (Miscellaneous dangerous goods), Packing Group III. Transport requires proper UN-approved packaging and appropriate hazard labels including GHS07 and GHS09 pictograms. Shipping documents must include correct chemical identification and hazard information. Ensure vehicles are equipped for chemical transport and drivers have appropriate training. Packages should be secured to prevent damage during transit and emergency response information must be readily available throughout the transportation process.

Is methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate subject to specific regulations?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is subject to REACH regulation requiring registration for import/manufacture above one tonne per year. It falls under CLP regulation with mandatory hazard classification and labeling including Warning signal word and specific pictograms GHS07 and GHS09. The compound is not currently listed as SVHC (Substance of Very High Concern). Compliance with national chemical safety regulations, occupational exposure limits, and environmental protection laws is required. Regular safety data sheet updates ensure regulatory compliance.

Where to buy methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate in Europe?

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is available through OYSI, a specialized European distributor of technical chemicals and pharmaceutical intermediates. OYSI provides high-quality chemical products with proper documentation, safety data sheets, and regulatory compliance support throughout Europe. As an established chemical distributor, OYSI ensures reliable supply, appropriate packaging, and technical support for industrial customers. Contact OYSI directly for pricing, availability, and specific grade requirements to meet your application needs and regulatory compliance requirements.

Data Sources

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