Description

1,2-Cyclohexanedicarboxaldehyde, (1R,2S)-Rel- (9Ci) is a high-purity chiral aldehyde building block of significant interest in advanced organic synthesis. Its defined stereochemistry makes it a valuable precursor for constructing complex, enantiomerically pure molecules, particularly in pharmaceutical and fine chemical research. This compound is essential for chemists and R&D teams developing active pharmaceutical ingredients (APIs), agrochemicals, and specialty catalysts where precise molecular geometry is critical.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of enantiomerically pure active pharmaceutical ingredients (APIs) and complex drug candidates.
• Asymmetric Catalysis: Used as a ligand precursor or a building block for creating novel chiral catalysts and auxiliaries.
• Agrochemical Synthesis: Serves as an intermediate in the production of advanced, stereospecific herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of high-value specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Academic & Industrial R&D: A valuable tool for methodological development in organic chemistry, particularly in studies of stereoselective reactions like aldol condensations and reductive aminations.
• Material Science: Potential monomer or cross-linking agent for synthesizing polymers with specific chiral or rigid structural properties.

Basic Information

Product Name	1,2-Cyclohexanedicarboxaldehyde, (1R,2S)-Rel- (9Ci)
CAS No.	125439-81-8
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	(1R,2S)-1,2-Cyclohexanedicarboxaldehyde; rel-(1R,2S)-1,2-Cyclohexanedicarboxaldehyde; (1R,2S)-Cyclohexane-1,2-dicarbaldehyde; 1,2-Cyclohexanedicarboxaldehyde, (1R,2S)-rel-; (1R,2S)-1,2-Diformylcyclohexane; Cyclohexane-1,2-dicarbaldehyde, (1R,2S)-rel-; (1R,2S)-Hexahydrophthalaldehyde
EINECS	Contact for details

Quality Control

Our 1,2-Cyclohexanedicarboxaldehyde, (1R,2S)-Rel- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and chiral excess are provided with every shipment.

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). This compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen or argon). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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