Description

Thiepino[4,5-D]-1,3-Dioxole (9Ci) is a specialized heterocyclic organic compound, identified by CAS NO 62127-80-4, that serves as a valuable synthetic intermediate and building block in advanced chemical research. Its unique fused-ring structure containing sulfur and oxygen makes it a critical precursor for developing novel materials and active pharmaceutical ingredients (APIs). This high-purity compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to innovate within complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring complex heterocyclic cores.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its unique structure can contribute to novel modes of action.
• Material Science: Serves as a precursor for creating specialized polymers, ligands for catalysis, or organic electronic materials due to its electron-rich character.
• Chemical Synthesis: Acts as a versatile scaffold in organic synthesis for constructing complex polycyclic frameworks in academic and industrial R&D settings.
• Ligand & Catalyst Development: Utilized in the design of novel chelating ligands for transition metal catalysts used in asymmetric synthesis.

Basic Information

Product Name	Thiepino[4,5-D]-1,3-Dioxole (9Ci)
CAS No.	62127-80-4
Molecular Formula	C7H6O2S
Molecular Weight	154.19 g/mol
Synonyms	Thiepino[4,5-d][1,3]dioxole; 1,3-Dioxolo[4,5-d]thiepin; Thiepin-4,5-diol cyclic sulfate; 4H-[1,3]Dioxolo[4,5-d]thiepin; Thiepin-4,5-ylene carbonate; Fused thiepin-dioxole derivative; 62127-80-4 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Every batch of Thiepino[4,5-D]-1,3-Dioxole (9Ci) is manufactured under strict quality management protocols to ensure consistency and purity for research applications. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with each shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 96.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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