Description

1,3-Dioxaspiro[4.4]Non-7-En-6-One,4-Ethyl-9-Hydroxy-2,2-Dimethyl-(9Ci) is a high-purity, specialized spirocyclic compound serving as a critical synthetic intermediate in advanced organic chemistry. Its unique molecular architecture, featuring a fused dioxaspiro ring system, makes it a valuable building block for constructing complex molecules with precise stereochemistry. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides, leveraging its complex spirocyclic core.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, and fragrances requiring specific chiral centers.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing advanced polymers with unique thermal or mechanical properties.
• Academic & R&D Laboratories: A valuable reagent for methodological studies in organic synthesis, including cyclization and ring-opening reactions.

Basic Information

Product Name	1,3-Dioxaspiro[4.4]Non-7-En-6-One,4-Ethyl-9-Hydroxy-2,2-Dimethyl-(9Ci)
CAS No.	477842-73-2
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	4-Ethyl-9-hydroxy-2,2-dimethyl-1,3-dioxaspiro[4.4]non-7-en-6-one; 4-Ethyl-9-hydroxy-2,2-dimethyl-1,3-dioxaspiro[4.4]non-7-en-6-one (9CI); Spiro[1,3-dioxolane-2,9'-bicyclo[4.3.0]non-7'-en]-8'-one, 4-ethyl-4'-hydroxy-5,5-dimethyl-; 4-Ethyl-9-hydroxy-2,2-dimethyl-1,3-dioxaspiro[4.4]non-7-en-6-one; 477842-73-2
EINECS	Contact for details

Quality Control

Our production of 1,3-Dioxaspiro[4.4]Non-7-En-6-One,4-Ethyl-9-Hydroxy-2,2-Dimethyl-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials undergo rigorous analytical testing, including HPLC, GC, and NMR, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with each shipment. We operate under a cGMP-compliant quality system suitable for pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize exposure to moisture. Store away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
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.