Description

5-Hexen-2-One, 3-Hydroxy-, (3S)- (9Ci) is a chiral, hydroxylated alkenone compound of significant interest in fine chemical synthesis. Its defined stereochemistry and bifunctional structure make it a valuable versatile chiral building block for the production of complex molecules. This intermediate is primarily sought by R&D and production teams in the pharmaceutical and agrochemical industries for the development of active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the asymmetric synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific stereocenters.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators where its alkenone functionality is leveraged.
• Flavor & Fragrance Ingredient: Acts as a precursor in the synthesis of specific aroma compounds and odorants due to its carbonyl and hydroxyl groups.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of specialized polymers and resins.
• Organic Synthesis Reagent: Functions as a versatile building block in academic and industrial laboratories for constructing complex organic molecules via reactions at the ketone, hydroxyl, or alkene sites.

Basic Information

Item	Detail
Product Name	5-Hexen-2-One, 3-Hydroxy-, (3S)- (9Ci)
CAS No.	252265-28-4
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	(3S)-3-Hydroxy-5-hexen-2-one; (S)-3-Hydroxy-5-hexen-2-one; 5-Hexen-2-one, 3-hydroxy-, (3S)-; 3-Hydroxy-5-hexen-2-one, (S)-; L-3-Hydroxy-5-hexen-2-one; (S)-(-)-3-Hydroxy-5-hexen-2-one; (3S)-3-Hydroxyhex-5-en-2-one
EINECS	Contact for details

Quality Control

Our production of 5-Hexen-2-One, 3-Hydroxy-, (3S)- (9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and high chemical purity. Quality is verified through a comprehensive suite of analytical techniques including HPLC, GC, chiral analysis, and NMR spectroscopy. A Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). The product may be sensitive to moisture and oxidation; keep the container tightly sealed under an inert atmosphere for long-term storage.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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