Description

Propanedinitrile, (3,4-Diamino-2,4-cyclopentadien-1-ylidene)- (9Ci) is a specialized organic compound featuring a unique cyclopentadienylidene core functionalized with amino and dinitrile groups. This molecular architecture makes it a valuable intermediate for synthesizing complex heterocyclic systems and functional materials. It is primarily sought by research chemists and process development scientists in the pharmaceutical and advanced materials sectors for constructing novel molecular scaffolds.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders.
• Ligand Synthesis: Used in the preparation of specialized ligands for catalysis and metal-organic framework (MOF) construction due to its chelating amino and nitrile functionalities.
• Organic Electronic Materials: Acts as a precursor for developing conjugated polymers and small-molecule semiconductors for applications in organic light-emitting diodes (OLEDs) and photovoltaics.
• Dye and Pigment Chemistry: Employed in the research and development of advanced colorants and functional dyes with specific photophysical properties.
• Agrochemical Research: Utilized as a core structure for creating new classes of herbicides and plant growth regulators with novel modes of action.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic synthesis, including cycloaddition reactions and the development of new heterocyclic chemistry.

Basic Information

Item	Details
Product Name	Propanedinitrile, (3,4-Diamino-2,4-cyclopentadien-1-ylidene)- (9Ci)
CAS No.	503550-50-3
Molecular Formula	C8H6N4
Molecular Weight	158.16 g/mol
Synonyms	(3,4-Diaminocyclopenta-2,4-dien-1-ylidene)propanedinitrile; 2-(3,4-Diamino-2,4-cyclopentadien-1-ylidene)malononitrile; 1,1-Dicyano-2-(3,4-diamino-2,4-cyclopentadien-1-ylidene)ethane; Aminocyclopentadienylidenemalononitrile derivative; CAS 503550-50-3
EINECS	Contact for details

Quality Control

Every batch of Propanedinitrile, (3,4-Diamino-2,4-cyclopentadien-1-ylidene)- (9Ci) is produced and analyzed under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing, including chromatographic purity analysis and structural confirmation, to meet the high standards required for synthetic chemistry. Certificates of Analysis (COA) detailing batch-specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This compound may be light-sensitive and should be handled under an inert atmosphere for long-term stability.

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	≤ 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.