Description

(+)-2,3,5,6-Tetrahydro-2-Isopropyl-5-Methylbenzo[1,2-B:5,4-B']Difuran-4,8-Dione is a high-purity, optically active chemical intermediate of significant interest in advanced organic synthesis. Its unique benzo[b]difuran-4,8-dione core structure makes it a valuable precursor for constructing complex molecules with specific stereochemistry. This compound is primarily sought after by research institutions and pharmaceutical development teams working on novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex, stereochemically defined drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides that require specific chiral configurations for optimal activity.
• Material Science: Serves as a monomer or precursor for advanced polymers and organic electronic materials due to its fused aromatic system.
• Academic & Industrial R&D: A critical reagent for methodological studies in asymmetric synthesis and the construction of polycyclic frameworks.
• Fine Chemical Synthesis: Employed in the production of specialty chemicals, dyes, and pigments where its specific isomerism is required.

Basic Information

Product Name	(+)-2,3,5,6-Tetrahydro-2-Isopropyl-5-Methylbenzo[1,2-B:5,4-B']Difuran-4,8-Dione
CAS No.	27304-03-6
Molecular Formula	C15H16O4
Molecular Weight	260.29 g/mol
Synonyms	(+)-2,3,5,6-Tetrahydro-2-isopropyl-5-methylbenzo[1,2-b:5,4-b']difuran-4,8-dione; (R)-2,3,5,6-Tetrahydro-2-isopropyl-5-methylbenzo[1,2-b:5,4-b']difuran-4,8-dione; (+)-Isopropylmethylbenzo[b]difurandione; Benzo[1,2-b:5,4-b']difuran-4,8-dione, 2,3,5,6-tetrahydro-2-isopropyl-5-methyl-, (2R)-; Optically active benzo[b]difurandione derivative
EINECS	Contact for details

Quality Control

Our production of (+)-2,3,5,6-Tetrahydro-2-Isopropyl-5-Methylbenzo[1,2-B:5,4-B']Difuran-4,8-Dione adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, and chiral analysis to confirm identity, potency, and enantiomeric excess. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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 away from heat, sparks, and open flame. Due to its light-sensitive nature, handling should be performed under subdued lighting where practical.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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