Description

2-Heptanone, 5,6-Dimethyl-, (5S)- (9Ci) is a chiral, branched-chain ketone of significant interest in advanced organic synthesis and fine chemical manufacturing. Its defined stereochemistry and unique molecular structure make it a valuable building block for creating complex, optically active compounds. This high-purity intermediate is essential for research and production in the pharmaceutical and agrochemical sectors, where precise molecular architecture is critical for bioactivity.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of stereospecific drugs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific isomerism can influence efficacy and environmental profile.
• Flavor & Fragrance Ingredient: Serves as a precursor for high-value aroma chemicals, contributing to complex scent profiles in perfumery and flavorings.
• Organic Synthesis Research: A versatile building block in academic and industrial R&D for exploring new catalytic asymmetric reactions and novel molecular frameworks.
• Ligand and Catalyst Development: Employed in the preparation of chiral ligands and organocatalysts used in enantioselective synthesis.
• Specialty Polymer Modifier: Can be utilized to introduce specific branching and functional groups into specialty polymer chains for tailored material properties.

Basic Information

Product Name	2-Heptanone, 5,6-Dimethyl-, (5S)- (9Ci)
CAS No.	354158-48-8
Molecular Formula	C9H18O
Molecular Weight	142.24 g/mol
Synonyms	(5S)-5,6-Dimethylheptan-2-one; (S)-5,6-Dimethyl-2-heptanone; 5,6-Dimethyl-2-heptanone, (5S)-; L-5,6-Dimethyl-2-heptanone; (S)-(+)-5,6-Dimethyl-2-heptanone; 2-Heptanone, 5,6-dimethyl-, (5S)-; (5S)-5,6-Dimethyl-2-heptanone
EINECS	Contact for details

Quality Control

Our production of (5S)-5,6-Dimethylheptan-2-one adheres to stringent quality management systems to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, GC, and NMR spectroscopy to confirm identity, enantiomeric excess, and purity. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The product is compatible with common organic solvents but should be kept under an inert atmosphere for long-term storage to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Residue on Evaporation	≤ 0.1%

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