Description

(S)-9-Acetyl-5-Chloro-3-[(S,2E,4E)-3,5-Dimethyl-1,3-Heptadienyl]-6A-Methyl-6H-Furo[2,3-H][2]Benzopyran-6,8(6Ah)-Dione is a high-purity, stereochemically defined complex organic compound with a fused furobenzopyran-dione structure. This compound is of significant interest as a key chiral intermediate or advanced building block in sophisticated organic syntheses, particularly in pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral precursor in the synthesis of novel drug candidates, especially those targeting complex biological pathways.
• Agrochemical Research: Used as a building block for developing new, stereospecific pesticides or herbicides with enhanced efficacy and selectivity.
• Fine Chemical Synthesis: Employed in academic and industrial research labs for constructing complex natural product analogs or novel molecular architectures.
• Chemical Biology Probe Development: Acts as a core structure for creating specialized probes to study enzyme mechanisms or cellular processes.
• Process Chemistry: Utilized in route scouting and optimization for the scalable production of high-value target molecules.

Basic Information

Item	Details
Product Name	(S)-9-Acetyl-5-Chloro-3-[(S,2E,4E)-3,5-Dimethyl-1,3-Heptadienyl]-6A-Methyl-6H-Furo[2,3-H][2]Benzopyran-6,8(6Ah)-Dione
CAS No.	28763-04-4
Molecular Formula	C25H25ClO5
Molecular Weight	440.92 g/mol
Synonyms	9-Acetyl-5-chloro-3-[(1S,2E,4E)-3,5-dimethyl-1,3-heptadienyl]-6a-methyl-6H-furo[2,3-h][2]benzopyran-6,8(6aH)-dione, (6aS)-9-Acetyl-5-chloro-3-[(1S,2E,4E)-3,5-dimethyl-1,3-heptadien-1-yl]-6a-methyl-6H-furo[2,3-h]chromene-6,8(6aH)-dione, Aflatoxin B1 derivative (stereospecific), Complex Furobenzopyrandione, Chiral Furochromene Dione Intermediate
EINECS	Contact for details

Quality Control

Every batch of (S)-9-Acetyl-5-Chloro-3-[(S,2E,4E)-3,5-Dimethyl-1,3-Heptadienyl]-6A-Methyl-6H-Furo[2,3-H][2]Benzopyran-6,8(6Ah)-Dione is produced and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and chiral analysis to ensure exact stereochemical purity and chemical identity. A comprehensive Certificate of Analysis (COA) detailing purity, chiral excess, and impurity profiles is provided with each shipment to support your regulatory and research documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to prevent degradation. For long-term storage, consider inert atmosphere packaging.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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