Description

Esterbut-3 is a specialized ester-based chemical intermediate with the CAS registry number 125161-47-9. This compound is valued for its versatility as a building block in advanced synthesis, offering a balance of reactivity and stability for demanding industrial processes. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for the development of active ingredients and performance materials.

Application

• Pharmaceutical Intermediates: Serves as a key synthon in the production of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific ester functionalities.
• Agrochemical Synthesis: Used in the manufacture of advanced pesticides, herbicides, and plant growth regulators where its chemical structure imparts desired biological activity or stability.
• Polymer & Resin Modification: Acts as a plasticizer or co-monomer in specialty polymer formulations to enhance flexibility, durability, or processing characteristics.
• Lubricant & Fuel Additives: Employed in the synthesis of high-performance ester-based additives that improve lubricity, thermal stability, and corrosion inhibition.
• Fine Chemical Production: A crucial precursor in multi-step organic synthesis for flavors, fragrances, and other high-value specialty chemicals.
• Crosslinking Agent: Functions in coating and adhesive formulations to promote curing and enhance final film properties.

Basic Information

Product Name	Esterbut-3
CAS No.	125161-47-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Butyl Ester-3; 3-Esterbut; Ester of Butanoic Acid Derivative; 125161-47-9; Butyric Acid Ester Derivative; Esterbutane-3; Industrial Esterbut Intermediate
EINECS	Contact for details

Quality Control

Our Esterbut-3 is produced under a strict quality management system to ensure batch-to-batch consistency and reliability. Quality is verified through a suite of analytical techniques including chromatography and spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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	Clear, Colorless to Pale Yellow Liquid
Identification (IR)	Conforms to Reference Spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total Impurities ≤ 2.0%
Specific Gravity	Contact for details
Refractive Index	Contact for details

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