Description

5-Hexen-2-One, 5-(Hydroxymethyl)-3-Methyl-, (3S)- (9Ci) is a chiral, functionalized ketone building block of significant interest in advanced organic synthesis. Its unique structure, featuring both a ketone and a hydroxymethyl group on an unsaturated carbon chain, makes it a versatile precursor for constructing complex molecular architectures. This compound is particularly valuable for researchers and manufacturers in the pharmaceutical and fine chemical industries, where it serves as a key intermediate in the development of active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the asymmetric synthesis of complex drug molecules and bioactive compounds.
• Fine Chemical Synthesis: Used in the production of specialty chemicals, flavors, fragrances, and advanced materials requiring specific stereochemistry.
• Agrochemical Research: Serves as a building block in the development of novel, chiral active ingredients for crop protection.
• Academic & R&D: A valuable reagent for methodological development in organic chemistry, particularly in studies involving stereoselective reactions and carbon-carbon bond formation.
• Polymer Chemistry: Potential monomer or cross-linking agent for creating polymers with tailored functional groups.

Basic Information

Product Name	5-Hexen-2-One, 5-(Hydroxymethyl)-3-Methyl-, (3S)- (9Ci)
CAS No.	791131-38-9
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	(3S)-5-(Hydroxymethyl)-3-methyl-5-hexen-2-one; (S)-5-(Hydroxymethyl)-3-methyl-5-hexen-2-one; 5-Hexen-2-one, 5-(hydroxymethyl)-3-methyl-, (3S)-; (3S)-3-Methyl-5-(hydroxymethyl)-5-hexen-2-one; Chiral Hydroxymethyl Ketone Building Block
EINECS	Contact for details

Quality Control

Our 5-Hexen-2-One, 5-(Hydroxymethyl)-3-Methyl-, (3S)- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is subjected to comprehensive analytical testing, including chiral purity analysis, to confirm identity and meet stringent specifications. A Certificate of Analysis (COA) detailing all relevant parameters is provided with every 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, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity to oxidation, minimize headspace and exposure to air after opening.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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