Description

Bis(3-Methyl-2-Butenoic Acid)(6R,7S)-7,8-Dihydro-8,8-Dimethyl-2-Oxo-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-6,7-Diyl Ester is a specialized organic compound with a complex molecular architecture, serving as a high-value intermediate in advanced chemical synthesis. This compound matters for its precise stereochemistry and functional groups, which make it a critical building block for creating molecules with specific biological or material properties. It is primarily needed by research institutions and industrial R&D teams in the pharmaceutical, agrochemical, and fine chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, particularly for complex small-molecule drugs.
• Agrochemical Synthesis: Used in the creation of advanced pesticides or herbicides where specific stereochemistry is required for bioactivity.
• Fine Chemical Production: Serves as a sophisticated building block for synthesizing specialty chemicals, flavors, fragrances, or advanced polymers.
• Academic & Contract Research: Employed in organic chemistry research for methodological studies, catalysis development, and exploring new reaction pathways.
• Material Science Research: Potential precursor for developing organic electronic materials or liquid crystals due to its rigid, fused-ring structure.

Basic Information

Product Name	Bis(3-Methyl-2-Butenoic Acid)(6R,7S)-7,8-Dihydro-8,8-Dimethyl-2-Oxo-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-6,7-Diyl Ester
CAS No.	23027-48-7
Molecular Formula	C26H30O6
Molecular Weight	438.52 g/mol
Synonyms	Bis(3,3-Dimethylacrylic Acid) Khellinone Ester; (6R,7S)-7,8-Dihydro-8,8-dimethyl-2-oxo-2H,6H-benzo[1,2-b:5,4-b']dipyran-6,7-diyl bis(3-methylbut-2-enoate); Khellinone Bis(3,3-Dimethylacrylate); 6,7-Bis(3-methyl-2-butenoyloxy)-7,8-dihydro-8,8-dimethyl-2-oxo-2H,6H-benzo[1,2-b:5,4-b']dipyran; 23027-48-7; Khellinone Diester
EINECS	Contact for details

Quality Control

Our production of Bis(3-Methyl-2-Butenoic Acid)(6R,7S)-7,8-Dihydro-8,8-Dimethyl-2-Oxo-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-6,7-Diyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. All products undergo rigorous analytical testing, including chiral purity verification, to meet exacting customer specifications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment.

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 strong bases and incompatible organic solvents. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Chiral Purity	≥ 99.0% ee (6R,7S)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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