Description

3-Hydroxy-8,9,10,11-Tetrahydro-7H-Cycloheptacchromen-6-One is a specialized organic compound belonging to the chromenone class, characterized by its fused tricyclic structure. This compound serves as a versatile and high-value synthetic intermediate for advanced chemical synthesis, particularly in the development of complex molecular architectures. It is primarily needed by pharmaceutical R&D, agrochemical innovators, and fine chemical manufacturers for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides due to its bioactive chromenone core.
• Fine Chemical Synthesis: Serves as a precursor for complex dyes, pigments, and organic electronic materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in organic chemistry and heterocyclic compound research.
• Material Science: Potential monomer or additive for specialty polymers with specific optical or thermal properties.

Basic Information

Product Name	3-Hydroxy-8,9,10,11-Tetrahydro-7H-Cycloheptacchromen-6-One
CAS No.	83688-44-2
Molecular Formula	C14H14O3
Molecular Weight	230.26 g/mol
Synonyms	3-Hydroxy-6-oxo-6,7,8,9,10,11-hexahydro-5H-cyclohepta[b]chromene; 6H-Cyclohepta[b]chromen-6-one, 3,7,8,9,10,11-hexahydro-3-hydroxy-; 3-Hydroxy-6,7,8,9,10,11-hexahydrocyclohepta[b]chromen-6-one; 3-Hydroxy-6-oxo-6,7,8,9,10,11-hexahydro-5H-benzo[7]annulen-5-one; Chromenone derivative, CAS 83688-44-2
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-8,9,10,11-Tetrahydro-7H-Cycloheptacchromen-6-One is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the precise requirements of research and production. Certificates of Analysis (COA) documenting all critical parameters are available upon request 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 area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
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.