Description

Cyclohexanecarboxaldehyde, 2-Methyl-4-Oxo-, trans- (9Ci) is a specialized chiral aldehyde building block of significant interest in advanced organic synthesis. Its defined stereochemistry and reactive carbonyl group make it a valuable precursor for constructing complex molecules with high optical purity. This compound is essential for research and development chemists in the pharmaceutical and fine chemical industries, particularly for applications in asymmetric synthesis and the development of active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key chiral synthon in the asymmetric synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used in the preparation of specialty chemicals, flavors, fragrances, and advanced materials requiring specific stereochemistry.
• Agrochemical Research: Serves as a building block for developing novel chiral pesticides and herbicides with enhanced efficacy.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, particularly in studies involving stereoselective aldol and reductive amination reactions.
• Ligand and Catalyst Preparation: Utilized in the synthesis of chiral ligands and organocatalysts for asymmetric catalysis.

Basic Information

Product Name	Cyclohexanecarboxaldehyde, 2-Methyl-4-Oxo-, trans- (9Ci)
CAS No.	122571-30-6
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	trans-2-Methyl-4-oxocyclohexanecarboxaldehyde; (1R,2S)-2-Methyl-4-oxocyclohexanecarbaldehyde; (1S,2R)-2-Methyl-4-oxocyclohexanecarbaldehyde; 4-Oxo-2-methylcyclohexanecarbaldehyde, trans-; 2-Methyl-4-oxocyclohexanecarboxaldehyde; 4-Keto-2-methylcyclohexanecarboxaldehyde
EINECS	Contact for details

Quality Control

Our production of Cyclohexanecarboxaldehyde, 2-Methyl-4-Oxo-, trans- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. All materials are characterized by modern analytical techniques including GC, HPLC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, enantiomeric excess (where applicable), 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 under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This compound is easily oxidized and light-sensitive; allow the container to reach room temperature before opening to minimize moisture condensation and exposure to air.

Specification

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

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