Description

3,9-Bis(2-Carbomethoxyethyl)-2,4,8,10-Tetroxaspiro[5.5]Undecane CAS NO 3058-14-8 is a high-purity, multifunctional spirocyclic compound valued for its role as a key intermediate and performance additive. This specialty chemical is engineered to deliver consistent quality and reliability for advanced material synthesis. It is primarily sought by manufacturers in the polymer, pharmaceutical, and fine chemical industries for applications requiring precise molecular architecture and stability.

Application

• As a key monomer or cross-linking agent in the synthesis of specialty polymers and resins, enhancing thermal and chemical resistance.
• Utilized as a building block in pharmaceutical intermediates for the development of novel active ingredients.
• Acts as a stabilizer or modifier in advanced coating formulations to improve durability and performance.
• Employed in fine chemical synthesis for creating complex spirocyclic structures with specific functional properties.
• Serves as a research chemical in academic and industrial R&D for material science and organic chemistry studies.
• Potential use as an additive in epoxy curing systems or other thermoset plastics to tailor mechanical properties.

Basic Information

Product Name	3,9-Bis(2-Carbomethoxyethyl)-2,4,8,10-Tetroxaspiro[5.5]Undecane
CAS No.	3058-14-8
Molecular Formula	C17H26O8
Molecular Weight	358.39 g/mol
Synonyms	3,9-Bis(2-methoxycarbonylethyl)-2,4,8,10-tetraoxaspiro[5.5]undecane; Spiroglycol Dimethyl Ester; 2,4,8,10-Tetraoxaspiro[5.5]undecane-3,9-diethanol, β,β'-dimethyl ester; Pentacrythritol Bis(2-carbomethoxyethyl) Formal; Pentaerythritol Bis(2-methoxycarbonylethyl) Formal; CAS 3058-14-8
EINECS	221-285-1

Quality Control

Our production of 3,9-Bis(2-Carbomethoxyethyl)-2,4,8,10-Tetroxaspiro[5.5]Undecane adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials are subjected to rigorous analytical testing, including chromatography and spectroscopy. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The container must be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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