Description

Pentanenitrile, 3-Methyl-4-Oxo-, (S)- (9Ci) is a high-purity, chiral nitrile compound with a ketone functional group. This specialized intermediate is valued for its role in the synthesis of complex molecules, particularly in the pharmaceutical sector where stereochemical purity is critical. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of active pharmaceutical ingredients (APIs), especially in routes requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where its nitrile and ketone groups offer versatile reactivity.
• Fine Chemical Production: Serves as a precursor in the manufacture of complex dyes, flavors, and fragrances.
• Academic & Industrial Research: Employed in medicinal chemistry and process development for exploring new synthetic pathways and catalytic reactions.
• Ligand and Catalyst Development: The chiral center makes it a candidate for developing asymmetric catalysts and coordinating ligands.

Basic Information

Product Name	Pentanenitrile, 3-Methyl-4-Oxo-, (S)- (9Ci)
CAS No.	173948-42-0
Molecular Formula	C6H9NO
Molecular Weight	111.14 g/mol
Synonyms	(S)-3-Methyl-4-oxopentanenitrile; (S)-4-Oxo-3-methylvaleronitrile; L-3-Methyl-4-oxopentanenitrile; 3-Methyl-4-oxopentanenitrile, (S)-; 4-Oxo-3-methylpentanenitrile, (S)-; (S)-4-Oxopentanenitrile, 3-methyl-; (S)-3-Methyl-4-oxovaleronitrile
EINECS	Contact for details

Quality Control

Our Pentanenitrile, 3-Methyl-4-Oxo-, (S)- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chiral purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing parameters such as assay, enantiomeric excess, and impurity profiles. Our quality system supports compliance with cGMP and ISO standards for research and commercial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

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

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