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 a dichlorophenoxy compound featuring dual phenoxy linkages and ester functionality. This specialized aromatic ester represents a complex organic molecule characterized by its distinctive dual phenoxy bridge structure connecting dichlorophenyl and propanoate moieties. With a molecular formula of C16H14Cl2O4 and molecular weight of 341.2 g/mol, this compound exhibits unique chemical properties derived from its chlorinated aromatic system and ester functionality. The presence of two chlorine atoms in the 2,4-positions of the phenoxy ring significantly influences 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 as Acute Tox. 4 and Skin Sens. 1, indicating moderate acute toxicity potential and skin sensitization properties. The compound also presents significant environmental concerns with Aquatic Acute 1 and Aquatic Chronic 1 classifications, necessitating strict containment measures to prevent environmental release. The GHS07 and GHS09 pictograms reflect these health and environmental hazards, while the ADR Class 9 designation identifies it as a miscellaneous dangerous substance for transport purposes. Industrial applications typically focus on specialized synthetic chemistry processes, particularly in pharmaceutical intermediate synthesis and agrochemical development. The compound's structural similarity to other phenoxy compounds makes it valuable in comparative studies with related substances such as 4-chlorobut-2-ynyl N-(3-chlorophenyl)carbamate, which shares chlorinated aromatic characteristics. Research applications often involve its use as a building block for more complex molecular architectures in drug discovery programs. OYSI provides reliable access to this specialized chemical intermediate for qualified industrial customers across Europe.

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 has a molecular weight of 341.2 g/mol and belongs to the class of phenoxyphenoxy derivatives. It is classified as moderately hazardous with acute toxicity category 4, skin sensitization potential, and aquatic toxicity properties. The compound requires careful handling due to its environmental and health impact potential.

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

Methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate is a complex organic molecule with a molecular weight of 341.2 g/mol and formula C16H14Cl2O4. As a phenoxyphenoxy ester derivative, it typically exhibits limited water solubility due to its aromatic structure and chlorine substituents. The compound's physical state, exact melting point, and specific solubility parameters depend on temperature and solvent conditions, requiring consultation of detailed technical specifications for precise handling requirements.

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 pharmaceutical and agrochemical synthesis due to its phenoxyphenoxy structure. This compound serves as a building block for more complex molecules in organic synthesis applications. Its specific aromatic configuration with dichlorophenoxy groups makes it valuable for developing specialized chemical products. Industrial applications may include use in research and development of herbicides, pharmaceuticals, or other bioactive compounds requiring this particular molecular framework.

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 skin contact as the substance can cause sensitization. Follow GHS07 warning pictogram guidelines and ensure emergency eyewash and shower facilities are accessible during handling operations.

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. Given its aquatic toxicity classification (Aquatic Acute 1, Chronic 1), storage areas must be equipped with spill containment measures to prevent environmental contamination. Keep containers properly labeled and segregated from incompatible materials. Storage temperatures should remain stable to maintain product integrity and prevent degradation of the ester functionality.

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

Immediate action is required upon contact with methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propanoate due to its skin sensitization potential. For skin contact, immediately remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. In case of eye contact, flush with clean water for 15 minutes while holding eyelids open. If inhaled, move to fresh air immediately. Seek medical attention if symptoms develop or persist, especially given the Acute Tox. 4 classification.

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 due to its Aquatic Acute 1 and Chronic 1 classifications. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Never discharge into sewers, waterways, or soil due to severe aquatic toxicity. Small quantities may require incineration at authorized high-temperature facilities. Consult local environmental regulations and waste disposal authorities for specific requirements in your region before disposal.

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 Substances), Packing Group III for transportation purposes. This classification requires appropriate packaging, labeling, and documentation according to ADR regulations. Use UN-approved packaging suitable for Class 9 materials and ensure proper hazard labels are affixed. Transport documents must include the correct shipping name, UN number, and hazard class. Drivers require ADR certification for Class 9 substances, and vehicles must carry appropriate emergency equipment.

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 in Europe and requires compliance with CLP classification requirements. The substance is not currently listed as SVHC (Substance of Very High Concern). However, its Aquatic Acute 1 and Chronic 1 classifications subject it to environmental protection regulations. Companies must maintain safety data sheets, conduct risk assessments, and implement appropriate risk management measures. Registration requirements under REACH depend on import/manufacturing volumes and intended uses.

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. OYSI provides this compound to industrial customers, research institutions, and pharmaceutical companies across Europe. As a professional chemical distributor, OYSI ensures proper handling, packaging, and regulatory compliance for this classified substance. Contact OYSI directly for availability, technical specifications, and regulatory documentation. Other specialized chemical suppliers may also offer this compound for industrial and research applications.

Data Sources

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