Description

5-(Dimethylaminomethylene)-1,3-Cyclopentadiene is a versatile and reactive organic compound, serving as a crucial building block in advanced chemical synthesis. Its unique structure, featuring a cyclopentadiene core with an electron-donating dimethylaminomethylene substituent, makes it a valuable precursor for heterocyclic compounds and functional materials. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for heterocyclic active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Material Science Precursor: Serves as a monomer or starting material for the development of specialty polymers, dyes, and functional organic materials.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic frameworks in research laboratories.
• Ligand and Catalyst Development: Utilized in the preparation of novel ligands for metal complexes and organocatalysts.
• Fine Chemical Production: Intermediate in the multi-step synthesis of high-value, low-volume specialty chemicals for various industrial applications.

Basic Information

Product Name	5-(Dimethylaminomethylene)-1,3-Cyclopentadiene
CAS No.	696-68-4
Molecular Formula	C8H11N
Molecular Weight	121.18 g/mol
Synonyms	1,3-Cyclopentadiene, 5-[(dimethylamino)methylene]-; 5-(Dimethylaminomethylene)cyclopenta-1,3-diene; 5-Dimethylaminomethylene-1,3-cyclopentadiene; (Dimethylaminomethylene)cyclopentadiene; 696-68-4; NSC 406924
EINECS	211-795-6

Quality Control

Our 5-(Dimethylaminomethylene)-1,3-Cyclopentadiene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%

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