Description

3,4,5,6,7,8-Hexahydro-2H-1-Benzopyran-2-One is a versatile organic compound belonging to the class of hexahydrobenzopyranones, serving as a valuable building block and intermediate in advanced chemical synthesis. Its saturated bicyclic lactone structure makes it a key precursor for the development of complex molecules in pharmaceutical and agrochemical research. This high-purity intermediate is essential for manufacturers and R&D laboratories focused on creating novel active ingredients, flavors, and fragrances.

Application

• Pharmaceutical Intermediate: A crucial starting material for the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Flavor & Fragrance Industry: Serves as a precursor for creating musky, woody, or amber-like scent compounds and specialty flavoring agents.
• Organic Synthesis Building Block: Employed in academic and industrial research for constructing complex heterocyclic compounds and natural product analogs.
• Material Science Research: Investigated as a monomer or modifier in the development of specialty polymers and advanced materials.

Basic Information

Product Name	3,4,5,6,7,8-Hexahydro-2H-1-Benzopyran-2-One
CAS No.	700-82-3
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	Hexahydrocoumarin; 3,4,5,6,7,8-Hexahydrocoumarin; 2H-1-Benzopyran-2-one, 3,4,5,6,7,8-hexahydro-; Dihydroisocoumarin (ambiguous); NSC 403697; 2-Oxochroman; Perhydrocoumarin; Tetrahydroisocoumarin (common misnomer)
EINECS	211-848-8

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity. Our products undergo comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity against established specifications. A Certificate of Analysis (COA) is provided with each shipment, detailing all critical quality attributes. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	34 - 38 °C
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.