Description

7-Bromo-2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbonitrile is a high-purity, functionalized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel electronic materials and active pharmaceutical ingredients (APIs). It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating innovative products.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and cardiovascular targets.
• Organic Electronic Materials: Used in the development of advanced organic semiconductors, conductive polymers, and components for OLEDs and OFETs due to its electron-deficient thienodioxine core.
• Agrochemical Research: Acts as a building block for creating new active ingredients with potential herbicidal or insecticidal properties.
• Ligand and Catalyst Development: Employed in the design of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Dye and Pigment Synthesis: Functions as an intermediate for producing specialized dyes and functional colorants.
• Academic & Industrial R&D: A valuable reagent for methodological studies in heterocyclic and cross-coupling chemistry.

Basic Information

Product Name	7-Bromo-2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbonitrile
CAS No.	884507-59-9
Molecular Formula	C7H4BrNO2S
Molecular Weight	246.08 g/mol
Synonyms	7-Bromothieno[3,4-b][1,4]dioxine-5-carbonitrile; 2,3-Dihydro-7-bromothieno[3,4-b][1,4]dioxine-5-carbonitrile; 7-Bromo-2,3-dihydrothieno[3,4-b]-1,4-dioxine-5-carbonitrile; 5-Cyano-7-bromo-2,3-dihydrothieno[3,4-b][1,4]dioxine; Thieno[3,4-b][1,4]dioxine-5-carbonitrile, 7-bromo-2,3-dihydro-; 884507-59-9
EINECS	Contact for details

Quality Control

Our 7-Bromo-2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical intermediates.

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). The compound should be kept under an inert atmosphere for long-term storage to maintain stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.