Description

[1,4]Dioxino[2,3-g]benzothiazole (9CI) is a specialized heterocyclic organic compound that serves as a crucial advanced intermediate in fine chemical synthesis. Its unique fused-ring benzothiazole-dioxine structure makes it a valuable building block for developing novel materials and active pharmaceutical ingredients (APIs). This high-purity intermediate is primarily sought by research and development teams in the pharmaceutical, agrochemical, and advanced material science sectors for creating new molecules with targeted properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or oncological pathways.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, or insecticides with specific modes of action.
• Organic Electronic Materials: Serves as a core structure for synthesizing organic semiconductors, OLED (Organic Light-Emitting Diode) materials, or charge-transport layers.
• Dye & Pigment Synthesis: Building block for creating specialized heterocyclic dyes with specific light-absorption or fluorescence properties.
• Ligand & Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Academic & Industrial R&D: Essential compound for fundamental research in heterocyclic and medicinal chemistry.

Basic Information

Item	Details
Product Name	[1,4]Dioxino[2,3-g]benzothiazole (9CI)
CAS No.	116565-92-5
Molecular Formula	C11H7NO2S
Molecular Weight	217.24 g/mol
Synonyms	1,4-Dioxino[2,3-g]benzothiazole; [1,4]Dioxino[2,3-g]-1,3-benzothiazole; Benzothiazole, 1,4-dioxino[2,3-g]-; 1,4-Dioxino(2,3-g)benzothiazole; 116565-92-5; SCHEMBL21842227; BRN 1234567 (Example); DTXSIDXXXXXXX (Example)
EINECS	Contact for details

Quality Control

Every batch of [1,4]Dioxino[2,3-g]benzothiazole is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure traceability and consistency for your critical R&D and production processes. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and impurity profiles as determined by advanced chromatographic and spectroscopic methods.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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