Description

3,3A,4,5,6,6A-Hexahydro-2H-Pentalen-1-One is a specialized bicyclic ketone compound with the CAS number 29365-79-5, serving as a versatile and high-value synthetic intermediate in advanced organic chemistry. Its unique fused ring structure makes it a critical building block for constructing complex molecular architectures, offering significant value in research and development. This compound is primarily sought after by pharmaceutical R&D teams, agrochemical innovators, and specialty chemical manufacturers for applications in process chemistry and novel material synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex active pharmaceutical ingredients (APIs), particularly for candidates with bridged ring systems.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides that require specific, rigid molecular frameworks.
• Fine Chemical Production: Serves as a foundational scaffold for manufacturing specialty chemicals, including flavors, fragrances, and advanced polymers.
• Academic & Industrial Research: Employed in methodological studies, catalysis research, and the exploration of new chemical reactions involving strained ketones.
• Material Science: Investigated as a monomer or cross-linking agent for creating polymers with unique thermal and mechanical properties.

Basic Information

Item	Details
Product Name	3,3A,4,5,6,6A-Hexahydro-2H-Pentalen-1-One
CAS No.	29365-79-5
Molecular Formula	C8H10O
Molecular Weight	122.16 g/mol
Synonyms	Octahydro-1H-inden-1-one; 1-Octahydroinden-1-one; Bicyclo[3.3.0]octan-2-one; 2-Oxobicyclo[3.3.0]octane; 3a,4,5,6,7,7a-Hexahydro-1H-inden-1-one; 2-Oxooctahydroindene; Hexahydropentalen-1-one
EINECS	Contact for details

Quality Control

Every batch of 3,3A,4,5,6,6A-Hexahydro-2H-Pentalen-1-One is produced and tested under a strict quality management system to ensure batch-to-batch consistency and high purity. Our products undergo rigorous analytical testing, including chromatography and spectroscopic methods, to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment 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 heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.