Description

5,5-Dimethyl-3',3'A,4',6'A-Tetrahydro-1'H-Spiro[1,3-Dioxane-2,2'-Pentalene] is a specialized spirocyclic compound that serves as a valuable synthetic intermediate and building block in advanced organic chemistry. Its unique fused ring structure makes it a critical precursor for the development of complex molecules with specific three-dimensional architectures. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors, where it is used to construct novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those requiring complex spirocyclic or bridged ring systems.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its structural motifs can contribute to unique modes of action.
• Material Science: Serves as a monomer or precursor for specialty polymers and advanced organic materials with tailored properties.
• Organic Synthesis: A versatile scaffold in academic and industrial R&D for constructing complex natural product analogs and exploring new chemical space.
• Ligand & Catalyst Development: Potential precursor for chiral ligands or organocatalysts used in asymmetric synthesis.
• Fine Chemical Production: Employed in the multi-step synthesis of high-value, low-volume specialty chemicals.

Basic Information

Product Name	5,5-Dimethyl-3',3'A,4',6'A-Tetrahydro-1'H-Spiro[1,3-Dioxane-2,2'-Pentalene]
CAS No.	92007-41-5
Molecular Formula	C13H20O2
Molecular Weight	208.30 g/mol
Synonyms	5,5-Dimethyl-1'H-spiro[1,3-dioxane-2,2'-pentalene]; 5,5-Dimethyl-3a,4,6,6a-tetrahydro-1H-spiro[1,3-dioxane-2,2'-pentalene]; Spiro[1,3-dioxane-2,2'-pentalene], 5,5-dimethyl-3a,4,6,6a-tetrahydro-; 92007-41-5; Spirocyclic dioxane pentalene derivative; Dimethylspirodioxanepentalene
EINECS	Contact for details

Quality Control

Our 5,5-Dimethyl-3',3'A,4',6'A-Tetrahydro-1'H-Spiro[1,3-Dioxane-2,2'-Pentalene] is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent batch-to-batch reproducibility suitable for research and process development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 96.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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