Description

5-Hydroxy-1,8,9,10-tetrahydro-4,8,8-trimethyl-2H,4H-benzo[1,2-b:4,3-c']dipyran-2-one is a high-purity, specialized organic compound belonging to the benzodipyranone class, valued for its unique fused heterocyclic structure. This compound serves as a critical advanced intermediate or building block in sophisticated chemical synthesis, enabling the development of novel materials and active molecules. It is primarily sought by pharmaceutical R&D, agrochemical, and fine chemical industries for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) or anti-inflammatory targets.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its complex heterocyclic core.
• Organic Synthesis & Material Science: Serves as a precursor for creating specialized ligands, chromophores, or functional organic materials.
• Academic & Industrial R&D: Essential for chemical research exploring new reactions, catalysis, and structure-activity relationships (SAR).
• Flavor & Fragrance Industry: Potential intermediate for synthesizing complex odorants or flavor molecules with specific olfactory profiles.

Basic Information

Product Name	5-Hydroxy-1,8,9,10-tetrahydro-4,8,8-trimethyl-2H,4H-benzo[1,2-b:4,3-c']dipyran-2-one
CAS No.	77062-75-0
Molecular Formula	C15H16O4
Molecular Weight	260.29 g/mol
Synonyms	5-Hydroxy-4,8,8-trimethyl-1,2,4a,5,6,7,8,8a-octahydro-2H,4H-benzo[1,2-b:4,3-c']dipyran-2-one; 5-Hydroxy-4,8,8-trimethyl-1,2,4a,5,6,7,8,8a-octahydrobenzo[1,2-b:4,3-c']dipyran-2-one; Benzo[1,2-b:4,3-c']dipyran-2-one, 5-hydroxy-1,8,9,10-tetrahydro-4,8,8-trimethyl-; 5-Hydroxy-4,8,8-trimethyloctahydro-2H,4H-benzo[1,2-b:4,3-c']dipyran-2-one
EINECS	Contact for details

Quality Control

Our 5-Hydroxy-1,8,9,10-tetrahydro-4,8,8-trimethyl-2H,4H-benzo[1,2-b:4,3-c']dipyran-2-one is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to protect from moisture and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.