Description

(S)-(+)-Ascochin is a high-purity, enantiomerically pure chemical compound of significant interest in advanced organic synthesis and pharmaceutical research. Its defined stereochemistry makes it a valuable chiral building block and a potential intermediate for the development of novel active pharmaceutical ingredients (APIs). This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries who require high-quality, stereochemically defined intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new therapeutic agents.
• Asymmetric Synthesis: Used as a building block in catalytic and stoichiometric asymmetric reactions to construct complex molecules.
• Agrochemical Research: Employed in the synthesis of novel, enantiomerically pure crop protection agents and pesticides.
• Fine Chemical Production: Acts as a precursor for specialty chemicals requiring specific stereochemical configurations.
• Academic & R&D: A valuable tool for methodological studies in organic chemistry and catalysis at universities and corporate R&D centers.
• Reference Standard: Can be utilized as an analytical standard for method development and quality control in chiral analysis.

Basic Information

Product Name	(S)-(+)-Ascochin
CAS No.	935699-58-4
Molecular Formula	C15H14O4
Molecular Weight	258.27 g/mol
Synonyms	(S)-Ascochin; (+)-Ascochin; (S)-(+)-5,7-Dihydroxy-6-methyl-2-phenyl-4H-chromen-4-one; (S)-5,7-Dihydroxy-6-methyl-2-phenyl-4-chromone; Ascochin, (S)-(+)-; 4H-1-Benzopyran-4-one, 5,7-dihydroxy-6-methyl-2-phenyl-, (S)-; 4H-1-Benzopyran-4-one, 5,7-dihydroxy-6-methyl-2-phenyl-, (4S)-
EINECS	Contact for details

Quality Control

Our (S)-(+)-Ascochin is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to confirm identity and specification compliance. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, enantiomeric excess, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Loss on Drying	≤ 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.