Description

2,5-Ethanopentalene-2(1H)-Carbonylchloride,Hexahydro-(9Ci) is a specialized organic intermediate featuring a reactive carbonyl chloride (acid chloride) group on a complex, saturated polycyclic framework. This compound matters as a critical building block for synthesizing novel pharmacologically active molecules and advanced materials, offering a versatile handle for amide bond formation and further functionalization. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors for creating new chemical entities and exploring structure-activity relationships.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new active ingredients for crop protection and pest management.
• Material Science: Acts as a monomer or cross-linking agent in the creation of specialty polymers with unique thermal or mechanical properties.
• Chemical Biology: Employed as a probe or linker for protein conjugation and bioconjugation strategies due to its reactive acid chloride functionality.
• Academic & Contract Research: Utilized in university and CRO laboratories for methodological development and exploratory synthetic chemistry.
• Fine Chemical Synthesis: A versatile reagent for constructing complex polycyclic structures in multi-step synthetic routes.

Basic Information

Item	Detail
Product Name	2,5-Ethanopentalene-2(1H)-Carbonylchloride,Hexahydro-(9Ci)
CAS No.	343857-47-6
Molecular Formula	C10H13ClO
Molecular Weight	184.66 g/mol
Synonyms	Hexahydro-2,5-ethanopentalen-2(1H)-carbonyl chloride; 1,2,3,3a,4,5,6,7-Octahydro-2,5-ethanopentalene-2-carbonyl chloride; 2,5-Ethanopentalene-2(1H)-carbonyl chloride, hexahydro-; Bicyclo[3.3.0]octane-2-carbonyl chloride, 1,3,3a,4,5,6,7,7a-octahydro-; (3aS,7aR)-Octahydro-2,5-ethanopentalene-2-carbonyl chloride (stereoisomer); 2-Carboxybicyclo[3.3.0]octane acid chloride derivative
EINECS	Contact for details

Quality Control

Our 2,5-Ethanopentalene-2(1H)-Carbonylchloride,Hexahydro-(9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing including HPLC for purity and NMR for structural confirmation to ensure compliance with exacting R&D standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers 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 acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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