Description

4-Benzoyldihydro-2(3H)-Furanone is a high-purity organic compound, also known as 4-Benzoylbutyrolactone, serving as a versatile and critical building block in advanced chemical synthesis. Its unique lactone structure with a benzoyl substituent makes it a valuable precursor for pharmaceuticals, agrochemicals, and specialty materials. This intermediate is essential for research and production chemists in fine chemical, pharmaceutical, and agrochemical industries seeking reliable, high-quality raw materials for complex synthetic routes.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing lactone or benzophenone motifs.
• Agrochemical Synthesis: Used as a precursor in the development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and perfumery ingredients requiring specific cyclic structures.
• Organic Research & Development: Serves as a standard or starting material in academic and industrial R&D for method development and novel compound library synthesis.
• Material Science Precursor: Potential use in the synthesis of monomers or additives for polymers and advanced materials.

Basic Information

Product Name	4-Benzoyldihydro-2(3H)-Furanone
CAS No.	21034-22-0
Molecular Formula	C11H10O3
Molecular Weight	190.20 g/mol
Synonyms	4-Benzoylbutyrolactone; 4-Benzoyl-γ-butyrolactone; 3,4-Dihydro-4-benzoyl-2(3H)-furanone; γ-Benzoyl-γ-butyrolactone; 4-Oxo-4-phenylbutanoic acid lactone; 4-Benzoyl-dihydrofuran-2(3H)-one; 4-Benzoyltetrahydro-2-furanone
EINECS	Contact for details

Quality Control

Our 4-Benzoyldihydro-2(3H)-Furanone is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical processes.

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 oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	78 - 82 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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