Description

Caproic Acid, -Chloro--Bta--(Hydroxymethyl)--δ--Oxo-, -γ--Lactone (4Ci) is a specialized chlorinated lactone derivative of caproic acid, serving as a high-value synthetic intermediate. This compound is critical for enabling complex chemical transformations in advanced pharmaceutical and agrochemical synthesis. It is primarily sought after by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those with complex lactone or heterocyclic structures.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, and fragrances requiring specific chlorinated lactone motifs.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for methodology development and exploring new reaction pathways.
• Material Science: Potential monomer or modifier in the synthesis of specialized polymers with unique properties.

Basic Information

Product Name	Caproic Acid, -Chloro--Bta--(Hydroxymethyl)--δ--Oxo-, -γ--Lactone (4Ci)
CAS No.	855210-75-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	4-Chloro-3-(hydroxymethyl)-6-oxo-5,6-dihydro-2H-pyran-2-one; 4-Chloro-3-(hydroxymethyl)-6-oxo-5,6-dihydro-2H-pyran-2-one (9CI); Chlorinated Caproic Acid Lactone Derivative; 4-Chloro-3-(hydroxymethyl)-2H-pyran-2,6(3H)-dione; 855210-75-2; (4-Chloro-3-(hydroxymethyl)-6-oxo-5,6-dihydro-2H-pyran-2-one)
EINECS	Contact for details

Quality Control

Our Caproic Acid, -Chloro--Bta--(Hydroxymethyl)--δ--Oxo-, -γ--Lactone (4Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong bases and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.