Description

1,4-Dioxaspiro[4.4]Nonane, 2,3-Dimethyl- is a specialized spirocyclic acetal compound, identified by CAS No. 6290-15-9, valued for its unique molecular architecture and high volatility. This structure makes it a versatile intermediate for synthesizing complex molecules in advanced organic chemistry. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fragrance industries for constructing novel molecular scaffolds and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Fragrance & Flavor Chemistry: Acts as a precursor for creating unique odorants and flavoring agents with specific olfactory profiles.
• Organic Synthesis Research: A valuable reagent in academic and industrial labs for methodology development and constructing spirocyclic or heterocyclic compounds.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers and resins.
• Chemical Intermediate: Employed in custom synthesis and contract manufacturing for producing tailored fine chemicals.

Basic Information

Product Name	1,4-Dioxaspiro[4.4]Nonane, 2,3-Dimethyl-
CAS No.	6290-15-9
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	2,3-Dimethyl-1,4-dioxaspiro[4.4]nonane; 2,3-Dimethyl-1,4-dioxaspiro(4.4)nonane; 1,4-Dioxaspiro[4.4]nonane, 2,3-dimethyl-; Spiro[1,3-dioxolane-2,1'-cyclopentane], 4,5-dimethyl-; 4,5-Dimethylspiro[1,3-dioxolane-2,1'-cyclopentane]; 2,3-Dimethylspiro[1,3-dioxolane-2,1'-cyclopentane]
EINECS	Contact for details

Quality Control

Our 1,4-Dioxaspiro[4.4]Nonane, 2,3-Dimethyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat and ignition sources. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and concentration changes. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity	Contact for details
Refractive Index	Contact for details

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