Description

1,2-Benzenediacetic Acid Diethyl Ester is a high-purity diester derivative of phthalic acid, valued for its role as a versatile chemical intermediate and plasticizer precursor. Its molecular structure offers excellent solvating properties and reactivity, making it a critical component in advanced synthesis and material formulation. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking reliable, high-quality raw materials for their production processes.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Specialty Plasticizer Precursor: Used in the production of high-performance plasticizers for polymers, enhancing flexibility and durability.
• Agrochemical Synthesis: Serves as an intermediate in the manufacture of advanced pesticides, herbicides, and plant growth regulators.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D laboratories for constructing complex ester frameworks.
• Flavor & Fragrance Industry: Employed as a precursor or intermediate in the synthesis of certain aromatic esters for specialty applications.
• Lubricant & Additive Formulation: Used in the development of synthetic lubricants and performance-enhancing additives.

Basic Information

Product Name	1,2-Benzenediacetic Acid Diethyl Ester
CAS No.	17532-66-0
Molecular Formula	C14H18O4
Molecular Weight	250.29 g/mol
Synonyms	Diethyl 1,2-Benzenediacetate; Diethyl Phthalate-3,4-diacetate; Diethyl 3,4-Bis(carboxymethyl)benzoate; 3,4-Bis(ethoxycarbonylmethyl)benzoic Acid (related); Diethyl O-Phthalylacetate; 1,2-Di(ethoxycarbonylmethyl)benzene; Benzene-1,2-diacetic Acid Diethyl Ester; Ethyl Benzene-1,2-diacetate
EINECS	Contact for details

Quality Control

Our 1,2-Benzenediacetic Acid Diethyl Ester is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets the high-purity standards required for sensitive applications like pharmaceutical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.110 - 1.130
Related Substances (HPLC)	Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.