Description

Spiro[4H-Cyclopenta-1,3-Dioxole-4,2-Oxirane], Tetrahydro-2,2-Dimethyl-, (3A-α-,4-Ba-,6A-α-)- (9Ci) is a specialized spirocyclic compound featuring a unique fused dioxole-oxirane ring system. This complex molecular architecture makes it a valuable advanced intermediate or building block in sophisticated organic syntheses, particularly for pharmaceuticals and fine chemicals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel molecular scaffolds.

Application

This spirocyclic epoxide serves as a versatile precursor in high-value chemical synthesis. Key application areas include:

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel active pharmaceutical ingredients (APIs) with complex stereochemistry.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, or insecticides with unique modes of action.
• Ligand and Catalyst Synthesis: Employed in the preparation of chiral ligands or organocatalysts for asymmetric synthesis.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating polymers with specific thermal or mechanical properties.
• Fine Chemical Production: Utilized in the multistep synthesis of specialty flavors, fragrances, and electronic chemicals.

Basic Information

Product Name	Spiro[4H-Cyclopenta-1,3-Dioxole-4,2-Oxirane], Tetrahydro-2,2-Dimethyl-, (3A-α-,4-Ba-,6A-α-)- (9Ci)
CAS No.	163152-76-9
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	2,2-Dimethyltetrahydrospiro[cyclopenta-1,3-dioxole-4,2'-oxirane]; Tetrahydro-2,2-dimethylspiro[cyclopenta-1,3-dioxole-4,2'-oxirane]; (3aα,4β,6aα)-Tetrahydro-2,2-dimethylspiro[cyclopenta-1,3-dioxole-4,2'-oxirane]; Spiro[cyclopenta-1,3-dioxole-4,2'-oxirane], tetrahydro-2,2-dimethyl-, (3aα,4β,6aα)-; 163152-76-9; Spirocyclic epoxide intermediate; Dioxole-oxirane spiro compound.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems. Each batch undergoes comprehensive analytical characterization using techniques such as GC, HPLC, NMR, and IR to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment. We support development and cGMP-grade production upon request, ensuring reliability for your critical research and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95.0% (Standard Grade)
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details

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