Description

5H-Furo[3,4-B]Pyran-5-One, 2,3,7,7A-Tetrahydro-3-Hydroxy-7-Methyl-2-(1E)-1-Propenyl-, (2S,3R,7S,7As)- (9Ci) is a high-purity, stereochemically defined organic compound with the CAS number 684237-04-5. This molecule is valued for its complex fused-ring structure and specific stereochemistry, making it a critical advanced intermediate or pharmacophore in sophisticated chemical synthesis. It is primarily sought by research institutions and industrial R&D departments engaged in the development of novel pharmaceuticals, agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of potential active pharmaceutical ingredients (APIs), particularly for complex natural product analogs or targeted therapies.
• Agrochemical Research: Used in the discovery and development of new-generation pesticides or herbicides, leveraging its unique molecular scaffold for biological activity.
• Organic Synthesis & Catalysis: Acts as a sophisticated substrate or ligand precursor in asymmetric catalysis and method development for constructing complex heterocyclic systems.
• Material Science Research: Investigated as a monomer or functional additive for creating novel polymers or advanced organic materials with specific optical or electronic properties.
• Academic & Contract Research: Essential for university laboratories and CROs (Contract Research Organizations) conducting fundamental research in synthetic organic chemistry and medicinal chemistry.

Basic Information

Product Name	5H-Furo[3,4-B]Pyran-5-One, 2,3,7,7A-Tetrahydro-3-Hydroxy-7-Methyl-2-(1E)-1-Propenyl-, (2S,3R,7S,7As)- (9Ci)
CAS No.	684237-04-5
Molecular Formula	C12H16O4
Molecular Weight	224.25 g/mol
Synonyms	(2S,3R,7S,7aS)-2,3,7,7a-Tetrahydro-3-hydroxy-7-methyl-2-[(1E)-1-propen-1-yl]furo[3,4-b]pyran-5-one; (2S,3R,7S,7aS)-3-Hydroxy-7-methyl-2-[(1E)-prop-1-en-1-yl]-2,3,7,7a-tetrahydro-5H-furo[3,4-b]pyran-5-one; Furo[3,4-b]pyran-5-one derivative; Stereoisomer of tetrahydrofuropyranone. Contact for additional aliases.
EINECS	Contact for details

Quality Control

Our production of this advanced chemical intermediate adheres to stringent quality assurance protocols. Each batch is characterized and tested using advanced analytical techniques including HPLC, GC, NMR, and chiral analysis to confirm identity, purity, and stereochemical integrity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and/or hygroscopic; handling under an inert atmosphere is recommended for long-term storage or after opening.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.