Description

3-Oxo-1,3-Dihydro-5-Isobenzofurancarboxylic Acid Nonyl Ester is a specialized organic ester compound, identified by CAS number 54699-44-4, valued for its role as a versatile chemical intermediate. Its molecular structure makes it a key building block in the synthesis of more complex molecules, particularly in advanced material and fine chemical manufacturing. This product is essential for industrial chemists and R&D professionals in sectors such as polymer additives, specialty coatings, and pharmaceutical synthesis who require high-purity, reliable intermediates.

Application

This chemical intermediate is utilized in a variety of industrial synthesis processes. Its primary applications include:

• Polymer Additive Synthesis: Serving as a precursor for plasticizers, stabilizers, or UV absorbers in polymer formulations.
• Fine Chemical Production: Acting as a key intermediate in the multi-step synthesis of complex organic molecules for agrochemicals or pharmaceuticals.
• Specialty Coating Resins: Used in the development of advanced coating materials requiring specific functional groups.
• Lubricant and Fuel Additive Components: Incorporated into formulations where ester functionalities are required for performance enhancement.
• Organic Synthesis Research: Employed in laboratory-scale R&D for exploring new synthetic pathways and novel compound libraries.

Basic Information

Product Name	3-Oxo-1,3-Dihydro-5-Isobenzofurancarboxylic Acid Nonyl Ester
CAS No.	54699-44-4
Molecular Formula	C18H24O4
Molecular Weight	304.38 g/mol
Synonyms	5-Carboxy-3-oxophthalide Nonyl Ester; Nonyl 3-Oxo-1,3-dihydro-5-isobenzofurancarboxylate; 3-Oxo-1,3-dihydroisobenzofuran-5-carboxylic Acid Nonyl Ester; Nonyl 5-Carboxy-3-oxophthalate; Phthalide-3-one-5-carboxylic Acid Nonyl Ester; 54699-44-4; Nonyl Ester of 3-Oxophthalide-5-carboxylic Acid
EINECS	Contact for details

Quality Control

Our production of 3-Oxo-1,3-Dihydro-5-Isobenzofurancarboxylic Acid Nonyl Ester adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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