Description

1,3-Dihydro-1,3-Dioxo-5-Isobenzofurancarboxylic Acid Dodecyl Ester is a specialized organic ester derived from a phthalic anhydride core, valued for its role as a versatile chemical intermediate and performance additive. Its molecular structure provides unique properties that are leveraged in advanced material synthesis and formulation chemistry. This product is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to enhance product performance and stability.

Application

• As a plasticizer and modifier in specialty polymer and resin formulations to improve flexibility and processing.
• As a key intermediate in the synthesis of advanced dyes, pigments, and optical brighteners.
• In the production of specialty coatings and inks, where it contributes to film formation and durability.
• As a stabilizer or compatibilizer in various industrial chemical blends and masterbatches.
• In lubricant and grease formulations as a performance-enhancing additive.
• For research and development of novel pharmaceutical intermediates and agrochemicals.

Basic Information

Product Name	1,3-Dihydro-1,3-Dioxo-5-Isobenzofurancarboxylic Acid Dodecyl Ester
CAS No.	22485-51-4
Molecular Formula	C21H28O5
Molecular Weight	360.45 g/mol
Synonyms	Dodecyl 1,3-Dioxo-1,3-dihydroisobenzofuran-5-carboxylate; Lauryl Phthalate; Dodecyl Phthalate; 5-Carboxyphthalic Anhydride Dodecyl Ester; 1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic Acid Dodecyl Ester; Phthalic Anhydride-5-carboxylic Acid Dodecyl Ester; Lauryl Ester of 5-Carboxyphthalic Anhydride
EINECS	Contact for details

Quality Control

Our 1,3-Dihydro-1,3-Dioxo-5-Isobenzofurancarboxylic Acid Dodecyl Ester is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The product is stable under recommended conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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