Description

1,4-Dithiaspiro[4.4]Nonane(7Ci,8Ci,9Ci) is a specialized spirocyclic organic sulfur compound with the CAS registry number 176-39-6. This heterocyclic structure makes it a valuable intermediate and building block in advanced organic synthesis and materials science. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel compounds with specific functional properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring complex sulfur-containing heterocycles.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the spirocyclic structure can contribute to unique biological activity.
• Ligand and Catalyst Development: Acts as a building block for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Materials Science Research: Employed in the development of organic electronic materials, novel polymers, and advanced resins where sulfur incorporation modifies physical properties.
• Chemical Synthesis Reagent: Functions as a versatile reagent for introducing the 1,4-dithiaspiro[4.4]nonane moiety into larger molecular architectures.

Basic Information

Product Name	1,4-Dithiaspiro[4.4]Nonane(7Ci,8Ci,9Ci)
CAS No.	176-39-6
Molecular Formula	C7H10S2
Molecular Weight	158.28 g/mol
Synonyms	1,4-Dithiaspiro[4.4]nonane; 1,4-Dithiaspiro(4.4)nonane; NSC 403017; Spiro[4.4]nonane-1,4-dithiane; 1,4-Dithiaspiro[4.4]nonane (7CI,8CI,9CI); 1,4-Dithiaspiro[4,4]nonane
EINECS	205-858-8

Quality Control

Our 1,4-Dithiaspiro[4.4]Nonane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters. We support cGMP and ISO 9001 standards for research and development materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
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.