Description

7-Hydroxyspiro[Chroman-2,1'-Cyclopentan]-4-One is a specialized spirocyclic organic compound featuring a fused chromanone and cyclopentane structure. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block in synthetic organic chemistry. It is primarily sought by pharmaceutical R&D and fine chemical synthesis sectors for the development of novel active compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug candidates, particularly those targeting central nervous system (CNS) and metabolic disorders.
• Organic Synthesis Building Block: Utilized in constructing spirocyclic and heterocyclic frameworks for medicinal chemistry and material science research.
• Research & Development: Serves as a reference standard and a starting material in academic and industrial research for exploring new chemical entities.
• Fine Chemical Production: Employed in the multi-step synthesis of high-value specialty chemicals, including agrochemicals and performance materials.

Basic Information

Product Name	7-Hydroxyspiro[Chroman-2,1'-Cyclopentan]-4-One
CAS No.	70441-03-1
Molecular Formula	C13H14O3
Molecular Weight	218.25 g/mol
Synonyms	7-Hydroxyspiro[chroman-2,1'-cyclopentan]-4-one; 4H-Spiro[benzopyran-2,1'-cyclopentane]-4-one, 7-hydroxy-; 7-Hydroxy-4H-spiro[benzopyran-2,1'-cyclopentane]-4-one; Spiro[chroman-2,1'-cyclopentan]-4-one, 7-hydroxy-; 7-Hydroxy-spiro[chroman-2,1'-cyclopentan]-4-one; 70441-03-1; 7-Hydroxy-spiro[chroman-2,1-cyclopentan]-4-one
EINECS	Contact for details

Quality Control

Our 7-Hydroxyspiro[Chroman-2,1'-Cyclopentan]-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for pharmaceutical intermediate applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.