Description

6,6-Dimethyl-5,7-Dioxaspiro[2.5]Octane-4,8-Dione is a specialized spirocyclic diketone compound with a unique bridged structure, serving as a versatile synthetic intermediate. Its value lies in its ability to act as a key building block for constructing complex molecular architectures, particularly in advanced organic synthesis. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring spirocyclic or bridged ring systems.
• Fine Chemical Synthesis: Serves as a key building block for creating specialty chemicals, advanced ligands, and complex organic frameworks in research and development.
• Agrochemical Research: Used in the development of novel pesticides and herbicides, where its unique structure can contribute to new modes of action.
• Material Science: Potential application as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including cyclization reactions and the development of new catalytic processes.

Basic Information

Product Name	6,6-Dimethyl-5,7-Dioxaspiro[2.5]Octane-4,8-Dione
CAS No.	5617-70-9
Molecular Formula	C9H12O4
Molecular Weight	184.19 g/mol
Synonyms	6,6-Dimethyl-5,7-dioxaspiro[2.5]octane-4,8-dione; 2,2-Dimethyl-1,3-dioxane-4,6-dione spirocyclopropane; Spirocyclopropane-1,5'-2,2-dimethyl[1,3]dioxane-4,6-dione; 1,3-Dioxane-4,6-dione, 2,2-dimethyl-, spirocyclopropane; DMDOSO; Cyclopropanespiro-2'-(4',6'-dihydroxy-5',5'-dimethyl-1',3'-dioxane)
EINECS	Contact for details

Quality Control

Our 6,6-Dimethyl-5,7-Dioxaspiro[2.5]Octane-4,8-Dione is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized and tested using advanced analytical techniques including HPLC, GC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment. We support compliance with cGMP and ISO standards for pharmaceutical and industrial 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). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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