Description

7A,11A-Dihydro-7A,11A-Dimethyl-11-Methylthio-2H,9H,12H-Dipyrano[2,3-B:2',3'-F][1]Benzopyran-2,9-Dione is a complex heterocyclic organic compound featuring a fused pyranobenzopyran dione core structure, which is of significant interest in advanced organic synthesis and pharmaceutical research. This compound matters as a sophisticated chemical intermediate or reference standard for developing novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries working on complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates with complex polycyclic frameworks.
• Chemical Research & Development: Used as a reference compound or starting material in methodological studies and route scouting for complex heterocycles.
• Agrochemical Synthesis: Potential intermediate in the development of new pesticides or herbicides with specific biological activity.
• Material Science Precursor: Can be investigated for the synthesis of organic electronic materials or dyes due to its extended conjugated system.
• Academic Research: Employed in universities and research institutes for studying reaction mechanisms, natural product synthesis, and structure-activity relationships.
• Analytical Standard: Used as a high-purity standard for analytical method development and validation in quality control laboratories.

Basic Information

Item	Details
Product Name	7A,11A-Dihydro-7A,11A-Dimethyl-11-Methylthio-2H,9H,12H-Dipyrano[2,3-B:2',3'-F][1]Benzopyran-2,9-Dione
CAS No.	53342-18-0
Molecular Formula	C19H18O5S
Molecular Weight	358.41 g/mol
Synonyms	11-Methylthio-7a,11a-dihydro-7a,11a-dimethyl-2H,9H,12H-dipyrano[2,3-b:2',3'-f][1]benzopyran-2,9-dione; 7a,11a-Dihydro-7a,11a-dimethyl-11-(methylthio)dipyrano[2,3-b:2',3'-f][1]benzopyran-2,9-dione; Dipyrano[2,3-b:2',3'-f][1]benzopyran-2,9-dione, 7a,11a-dihydro-7a,11a-dimethyl-11-(methylthio)-; CAS 53342-18-0
EINECS	Contact for details

Quality Control

Our 7A,11A-Dihydro-7A,11A-Dimethyl-11-Methylthio-2H,9H,12H-Dipyrano[2,3-B:2',3'-F][1]Benzopyran-2,9-Dione is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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; prolonged exposure to light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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