Description

Rel-(3R*,4S*)-4-Acetyl-3,5,5-Trimethylcyclohexene is a high-purity, stereochemically defined organic intermediate of significant value in advanced chemical synthesis. Its unique fused ring structure with an acetyl functional group makes it a versatile chiral building block for the development of complex molecules. This compound is essential for R&D and production in the pharmaceutical, agrochemical, and fragrance industries, where precise stereochemistry is critical for product efficacy and performance.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of steroids, terpenoids, and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure contributes to specific biological activity.
• Fragrance & Flavor Ingredient: Serves as a precursor for musky, woody, or amber odorants in high-value perfumery and flavor compositions.
• Organic Synthesis Research: A valuable reagent in academic and industrial laboratories for methodology development, including asymmetric catalysis and cyclization reactions.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or liquid crystals that require rigid, functionalized cyclohexene cores.

Basic Information

Product Name	Rel-(3R*,4S*)-4-Acetyl-3,5,5-Trimethylcyclohexene
CAS No.	41435-93-2
Molecular Formula	C11H18O
Molecular Weight	166.26 g/mol
Synonyms	4-Acetyl-3,5,5-trimethyl-2-cyclohexen-1-one (racemic relative stereochemistry); 3,5,5-Trimethyl-4-acetyl-2-cyclohexen-1-one; (rel-(3R,4S)-4-Acetyl-3,5,5-trimethylcyclohex-2-en-1-one); 4-Acetyl-3,5,5-trimethylcyclohex-2-enone; TMCH derivative; Acetyltrimethylcyclohexenone
EINECS	Contact for details

Quality Control

Every batch of Rel-(3R*,4S*)-4-Acetyl-3,5,5-Trimethylcyclohexene is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, NMR, and chiral analysis, to ensure identity, purity, and stereochemical integrity. Certificates of Analysis (COA) with detailed specifications are provided for each shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Relative Stereoisomer Ratio	≥ 95:5 (by Chiral HPLC or NMR)
Water Content (KF)	≤ 0.5%

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