Description

2H-Pentaleno[1,6-Bc]Furan-4-Carbonyl Chloride, Octahydro-2-Oxo-, (2Aalpha,4Beta,4Aalpha,6Aalpha,6Balpha)- (9Ci) is a specialized, high-purity chemical building block with the CAS number 127268-73-9. This compound is valued for its complex, fused-ring structure, making it a critical intermediate in advanced synthetic organic chemistry. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing novel molecular architectures.

Application

This advanced chemical intermediate serves as a key precursor in sophisticated synthesis pathways. Its primary applications include:

• Pharmaceutical Intermediate: For the research and development of new active pharmaceutical ingredients (APIs), particularly in complex heterocyclic systems.
• Agrochemical Synthesis: As a building block for novel herbicides, fungicides, and insecticides requiring specific stereochemistry.
• Material Science Research: In the development of organic electronic materials and specialty polymers.
• Academic & Industrial R&D: For methodological studies in organic synthesis and catalysis.
• Custom Synthesis: Serving as a starting point for contract research organizations (CROs) and CDMOs producing bespoke compounds.

Basic Information

Product Name	2H-Pentaleno[1,6-Bc]Furan-4-Carbonyl Chloride, Octahydro-2-Oxo-, (2Aalpha,4Beta,4Aalpha,6Aalpha,6Balpha)- (9Ci)
CAS No.	127268-73-9
Molecular Formula	C12H13ClO3
Molecular Weight	240.68 g/mol
Synonyms	Octahydro-2-oxo-2H-pentaleno[1,6-bc]furan-4-carbonyl chloride; (2aα,4β,4aα,6aα,6bα)-Octahydro-2-oxo-2H-pentaleno[1,6-bc]furan-4-carbonyl chloride; 2H-Pentaleno[1,6-bc]furan-4-carbonyl chloride, octahydro-2-oxo-, (2aα,4β,4aα,6aα,6bα)-; 127268-73-9; Pentalenofuranoyl chloride derivative.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature and reactivity as an acid chloride, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (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.