Description

2-Hexanone, 4,5-Dimethyl-, (-)- (9Ci) is a chiral ketone derivative with a specific stereochemical configuration, identified by CAS number 531553-14-7. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, where its defined stereochemistry is critical for producing enantiomerically pure materials. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the asymmetric synthesis of active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Research: Used in the development and production of chiral pesticides, herbicides, and plant growth regulators.
• Flavor & Fragrance Industry: Serves as a potential intermediate for creating stereospecific aroma compounds and specialty odorants.
• Academic & Industrial R&D: Employed as a standard or reagent in methodological development for asymmetric catalysis and stereoselective synthesis.
• Material Science: Investigated as a monomer or precursor for synthesizing chiral polymers and advanced functional materials.

Basic Information

Product Name	2-Hexanone, 4,5-Dimethyl-, (-)- (9Ci)
CAS No.	531553-14-7
Molecular Formula	C8H16O
Molecular Weight	128.21 g/mol
Synonyms	(-)-4,5-Dimethyl-2-hexanone; (S)-4,5-Dimethyl-2-hexanone; L-4,5-Dimethyl-2-hexanone; 4,5-Dimethylhexan-2-one, (-)-; 2-Hexanone, 4,5-dimethyl-, (S)-; (4S)-4,5-Dimethylhexan-2-one
EINECS	Contact for details

Quality Control

Our chiral chemical intermediates are produced and tested under strict quality management protocols. Each batch undergoes comprehensive analysis, including chiral purity determination by methods such as chiral GC or HPLC, to ensure high enantiomeric excess (ee) and chemical purity. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, ensuring traceability and compliance with research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area. Due to its highly volatile nature, keep away from heat, sparks, and open flame. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Chiral Purity (Enantiomeric Excess)	≥ 98.0% ee
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%

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