Description

1,4-Dioxaspiro[4.4]Nonane,2-Propyl-(9Ci) is a specialized spirocyclic acetal compound, serving as a valuable protected form of a carbonyl group and a versatile synthetic intermediate. Its unique bicyclic structure provides chemical stability under a range of conditions, making it a crucial building block for complex organic synthesis. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring spirocyclic or protected aldehyde motifs.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides where its acetal functionality provides strategic synthetic advantages.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty chemicals requiring controlled release of carbonyl compounds.
• Material Science Research: Employed in the development of polymers, ligands, and organic frameworks due to its rigid, three-dimensional structure.
• Academic & R&D Laboratories: A valuable reagent for methodological development in organic chemistry and catalysis studies.

Basic Information

Product Name	1,4-Dioxaspiro[4.4]Nonane,2-Propyl-(9Ci)
CAS No.	129815-75-4
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	2-Propyl-1,4-dioxaspiro[4.4]nonane; 1,4-Dioxaspiro[4.4]nonane, 2-propyl-; 2-Propyl-1,4-dioxaspiro[4.4]nonane (9CI); Spiro[1,3-dioxolane-2,1'-cyclopentane], 4-propyl-; Propyl spirocyclic acetal; Cyclopentanone, 2-propyl-, cyclic ethylene acetal
EINECS	Contact for details

Quality Control

Our 1,4-Dioxaspiro[4.4]Nonane,2-Propyl-(9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to meet exacting customer specifications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 acids and incompatible organic solvents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.