Description

3-Cyclopentene-1-Carboxaldehyde, 2-(1,3-Butadienyl)-, [1R-[1Alpha,2Alpha(Z)]]- (9Ci) is a specialized chiral aldehyde building block with a complex, functionalized cyclopentene-diene structure. This compound is valued for its unique stereochemistry and reactive aldehyde group, making it a critical intermediate in advanced organic synthesis. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for constructing complex molecular architectures, such as natural product analogs and novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug candidates, particularly in medicinal chemistry programs targeting novel therapeutic agents.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its specific stereochemistry can influence biological activity.
• Fine Chemical Synthesis: Serves as a versatile building block for creating specialty chemicals, flavors, and fragrances requiring precise stereocontrol.
• Material Science Research: Potential monomer or precursor for novel polymers with specific optical or electronic properties due to its conjugated diene system.
• Academic & R&D: Employed in university and institutional laboratories for methodological studies in asymmetric synthesis and total synthesis projects.

Basic Information

Product Name	3-Cyclopentene-1-Carboxaldehyde, 2-(1,3-Butadienyl)-, [1R-[1Alpha,2Alpha(Z)]]- (9Ci)
CAS No.	103618-29-7
Molecular Formula	C10H12O
Molecular Weight	148.20 g/mol
Synonyms	(1R,2R)-2-[(1Z,3E)-1,3-Butadien-1-yl]-3-cyclopentene-1-carboxaldehyde; (1R,2R)-2-[(1Z,3E)-Buta-1,3-dien-1-yl]cyclopent-3-ene-1-carbaldehyde; [1R-[1α,2α(Z)]]-2-(1,3-Butadienyl)-3-cyclopentene-1-carboxaldehyde; Chiral Cyclopentene Carboxaldehyde Derivative; (1R,2R)-2-(1,3-Butadienyl)-3-cyclopentene-1-carbaldehyde
EINECS	Contact for details

Quality Control

Our production of this advanced chiral intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, GC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral purity, and impurity profile is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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