Description

Propan-2-Yl 2-[(7-Methyl-4-Oxo-2,3-Dihydro-1H-Cyclopenta[C]Chromen-9-Yl)Oxy]Acetate is a high-purity synthetic intermediate of significant interest in advanced organic synthesis. This compound, with CAS number 307549-51-5, is valued for its role as a key building block in the development of complex heterocyclic molecules. It is primarily sought by research institutions and pharmaceutical manufacturers engaged in the synthesis of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

This specialized chemical intermediate serves critical functions in research and industrial synthesis. Its primary applications include:

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of novel drug candidates, particularly those with chromene or coumarin-based scaffolds.
• Organic Synthesis Building Block: Used in research laboratories for constructing complex heterocyclic compounds for structure-activity relationship (SAR) studies.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, including dyes, pigments, and advanced materials requiring specific chromophore units.
• Academic & Industrial R&D: Serves as a standard or starting material in methodological development and exploratory chemistry within university and corporate R&D settings.

Basic Information

Product Name	Propan-2-Yl 2-[(7-Methyl-4-Oxo-2,3-Dihydro-1H-Cyclopenta[C]Chromen-9-Yl)Oxy]Acetate
CAS No.	307549-51-5
Molecular Formula	C18H20O5
Molecular Weight	316.35 g/mol
Synonyms	Isopropyl 2-[(7-methyl-4-oxo-2,3-dihydro-1H-cyclopenta[c]chromen-9-yl)oxy]acetate; 9-Hydroxy-7-methyl-2,3-dihydro-1H-cyclopenta[c]chromen-4-one isopropyloxyacetate ester; Propan-2-yl oxyacetate derivative of 7-methyl-4-oxo-2,3-dihydro-1H-cyclopenta[c]chromen-9-ol; CAS 307549-51-5
EINECS	Contact for details

Quality Control

Our production of Propan-2-Yl 2-[(7-Methyl-4-Oxo-2,3-Dihydro-1H-Cyclopenta[C]Chromen-9-Yl)Oxy]Acetate adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for assay, related substances, and residual solvents are available for every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. 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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH Q3C guidelines

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