Description

Spiro[Bicyclo[2.2.1]Heptane-2,4-[1,3]Dioxane]-2,5-Dione (9Ci) is a high-purity, specialized spirocyclic compound with the CAS number 678193-62-9. This advanced chemical intermediate is valued for its unique, rigid bicyclic structure, which is critical for imparting specific stereochemical and physical properties in complex syntheses. It is primarily sought by research and development teams in the pharmaceutical and advanced materials sectors for applications in drug discovery, polymer science, and the synthesis of novel chiral ligands.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and antiviral drug candidates.
• Polymer Chemistry: Used as a monomer or cross-linking agent to create polymers with enhanced thermal stability, rigidity, and specific degradation profiles for specialty plastics and coatings.
• Asymmetric Synthesis: Acts as a precursor for chiral auxiliaries, catalysts, and ligands essential in enantioselective synthesis for producing optically pure compounds.
• Material Science Research: Employed in developing advanced organic frameworks, liquid crystals, and other functional materials that require precise three-dimensional scaffolding.
• Agrochemical Development: Investigated as an intermediate for creating novel pesticides or herbicides with unique modes of action derived from its complex molecular architecture.
• Academic & Industrial R&D: A valuable tool compound for methodological studies in organic synthesis and for exploring new chemical spaces in discovery chemistry.

Basic Information

Product Name	Spiro[Bicyclo[2.2.1]Heptane-2,4-[1,3]Dioxane]-2,5-Dione (9Ci)
CAS No.	678193-62-9
Molecular Formula	C9H10O4
Molecular Weight	182.17 g/mol
Synonyms	2,5-Dioxaspiro[bicyclo[2.2.1]heptane-2,4'-[1,3]dioxane]; 2,5-Dioxaspiro[bicyclo[2.2.1]heptane-2,4'-[1,3]dioxan]; Spiro[bicyclo[2.2.1]heptane-2,4'-[1,3]dioxane]-2',5-dione; 678193-62-9; 2,5-Dioxaspiro[bicyclo[2.2.1]heptane-2,4'-[1,3]dioxane] (9CI); Spiro[bicyclo[2.2.1]heptane-2,4'-[1,3]dioxane]-2',5-dione (9CI)
EINECS	Contact for details

Quality Control

Our Spiro[Bicyclo[2.2.1]Heptane-2,4-[1,3]Dioxane]-2,5-Dione (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to support cGMP and ISO standards for traceability and documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flame. This material is light-sensitive and easily oxidized; ensure containers are sealed immediately after use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Maximum Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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