Description

(4R,5S)-4-Acetoxy-1,8,8-Tris(Acetoxymethyl)-4,4Aα,6,7,7Aβ,8,8Aβ,8Bα-Octahydrospiro[5H-Cyclopropa[3,4]Cyclohepta[1,2-C]Pyran-5,2'-Oxirane] is a complex, high-purity organic intermediate with a unique spirocyclic and polycyclic structure. This compound is valued for its role as a sophisticated chiral building block in advanced synthetic chemistry, enabling the construction of intricate molecular architectures. It is primarily sought after by research and development teams in the pharmaceutical and fine chemical industries for the synthesis of novel active ingredients and complex natural product analogs.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new drug candidates, particularly in oncology and antiviral therapeutic areas.
• Advanced Organic Synthesis: Serves as a critical building block for constructing complex polycyclic and spirocyclic frameworks in academic and industrial research.
• Asymmetric Catalysis Research: Used in the development and study of new asymmetric synthesis methodologies due to its defined stereochemistry.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring high stereochemical purity.
• Material Science Research: Investigated as a precursor for novel polymers or advanced organic materials with specific structural properties.

Basic Information

Item	Details
Product Name	(4R,5S)-4-Acetoxy-1,8,8-Tris(Acetoxymethyl)-4,4Aα,6,7,7Aβ,8,8Aβ,8Bα-Octahydrospiro[5H-Cyclopropa[3,4]Cyclohepta[1,2-C]Pyran-5,2'-Oxirane]
CAS No.	73100-52-4
Molecular Formula	C22H28O10
Molecular Weight	452.45 g/mol
Synonyms	4-Acetoxy-1,8,8-tris(acetoxymethyl)octahydrospiro[5H-cyclopropa[3,4]cyclohepta[1,2-c]pyran-5,2'-oxirane]; (4R,5S)-rel-4-(Acetyloxy)-1,8,8-tris[(acetyloxy)methyl]octahydrospiro[5H-cyclopropa[3,4]cyclohepta[1,2-c]pyran-5,2'-oxirane]; Spiro[5H-cyclopropa[3,4]cyclohepta[1,2-c]pyran-5,2'-oxirane], 4-(acetyloxy)-1,8,8-tris[(acetyloxy)methyl]octahydro-, (4R,5S)-rel-; CAS 73100-52-4
EINECS	Contact for details

Quality Control

Every batch of this advanced intermediate is produced and analyzed under strict quality management systems. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles to ensure it meets the exacting standards required for research and development. Our quality assurance protocols are designed to support cGMP (current Good Manufacturing Practice) compliance for pharmaceutical applications.

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). This compound is compatible with strong alkali/organic solvent environments but should be kept away from incompatible materials. For long-term storage, consider inert atmosphere conditions to preserve stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation	Contact for details
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.