Description

Propanedinitrile, 2-(5-Bromo-2,3-Dihydro-3-Oxo-1H-Inden-1-Ylidene)- is a specialized organic intermediate featuring a brominated indanone-dicyano structure, making it a valuable synthon for constructing complex molecular architectures. Its core value lies in its dual reactivity, offering sites for both nucleophilic substitution and cycloaddition reactions, which is critical for efficient pharmaceutical and advanced material synthesis. This compound is essential for R&D chemists and process developers in the pharmaceutical, agrochemical, and organic electronics industries seeking to create novel active ingredients or functional organic materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive scaffold.
• Organic Semiconductor Precursor: Acts as an electron-accepting unit in the synthesis of n-type organic semiconductors for use in OLEDs, OFETs, and perovskite solar cells.
• Dye & Pigment Chemistry: Functions as a precursor for advanced functional dyes, pigments, and photochromic materials owing to its conjugated system.
• Ligand Synthesis: Utilized for creating novel chelating ligands in coordination chemistry and catalysis.
• Academic & Contract Research: A valuable reagent for methodological studies in organic synthesis, including cross-coupling and cyclization reactions.

Basic Information

Product Name	Propanedinitrile, 2-(5-Bromo-2,3-Dihydro-3-Oxo-1H-Inden-1-Ylidene)-
CAS No.	2304026-60-4
Molecular Formula	C12H5BrN2O
Molecular Weight	273.09 g/mol
Synonyms	2-(5-Bromo-3-oxo-1H-inden-1-ylidene)propanedinitrile; 5-Bromo-1-(dicyanomethylene)indan-3-one; 5-Bromo-1H-indene-1,3(2H)-dione 1-(dicyanomethylene); 5-Bromo-1-(dicyanomethylene)-2,3-dihydro-1H-inden-3-one; (5-Bromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile; 1-(Dicyanomethylene)-5-bromo-2,3-dihydro-1H-inden-3-one
EINECS	Contact for details

Quality Control

Our Propanedinitrile, 2-(5-Bromo-2,3-Dihydro-3-Oxo-1H-Inden-1-Ylidene)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to quality 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect stability and performance. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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