Description

Benzoic Acid 5-Oxopentyl Ester is a specialized organic ester compound with the CAS registry number 55162-83-9. This chemical serves as a valuable intermediate and functional additive in advanced synthesis and material science. It is primarily sought by R&D laboratories and industrial manufacturers for its role in creating polymers, fine chemicals, and performance materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Polymer & Resin Modifier: Acts as a plasticizer or a monomer in the production of specialty polymers to alter flexibility, durability, or other physical properties.
• Fragrance & Flavor Synthesis: Serves as a precursor or a building block in the creation of specific aromatic compounds for perfumery and flavoring agents.
• Organic Synthesis Reagent: Employed as a key reagent in organic chemistry research and development for constructing more complex molecular architectures.
• Crosslinking Agent: Utilized in formulations for coatings, adhesives, and sealants to enhance network formation and material performance.
• Liquid Crystal & Electronic Material Precursor: Functions as an intermediate in the manufacture of advanced materials for display and electronic applications.

Basic Information

Product Name	Benzoic Acid 5-Oxopentyl Ester
CAS No.	55162-83-9
Molecular Formula	C13H16O4
Molecular Weight	236.26 g/mol
Synonyms	5-Oxopentyl Benzoate; 5-Oxopentyl Benzenecarboxylate; 5-Oxopentyl Ester of Benzoic Acid; 4-Oxobutylmethyl Benzoate; Levulinic Acid Benzyl Ester (related); Benzoic Acid Levulinate Ester; 55162-83-9; Pentan-5-olide, 4-(benzoyloxy)- (related structure)
EINECS	Contact for details

Quality Control

Our Benzoic Acid 5-Oxopentyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters such as assay, impurity profile, and physical characteristics. Specifications can be aligned with customer requirements for research or industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider under an inert atmosphere if specified for high-purity grades.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.