Description

1,2,3,4-Tetramethyl-5-Methylidene-Cyclopenta-1,3-Diene is a highly specialized, substituted cyclopentadiene derivative with a unique methylidene group. This compound serves as a valuable and versatile chemical intermediate and building block in advanced organic synthesis. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of novel compounds and materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring functionalized cyclopentadiene scaffolds.
• Agrochemical Synthesis: Serves as a key precursor in the development of new pesticides, herbicides, and plant growth regulators.
• Ligand and Catalyst Development: Acts as a starting material for creating novel organometallic ligands and catalysts used in asymmetric synthesis and polymerization processes.
• Material Science Research: Employed in the development of advanced polymers, resins, and specialty materials with tailored properties.
• Fine Chemical Production: Utilized as a building block for synthesizing flavors, fragrances, and other high-value specialty chemicals.
• Academic and Industrial R&D: A critical reagent for methodological studies in organic chemistry and for exploring new synthetic pathways.

Basic Information

Product Name	1,2,3,4-Tetramethyl-5-Methylidene-Cyclopenta-1,3-Diene
CAS No.	76089-59-3
Molecular Formula	C10H14
Molecular Weight	134.22 g/mol
Synonyms	5-Methylidene-1,2,3,4-tetramethyl-1,3-cyclopentadiene; 1,2,3,4-Tetramethyl-5-methylene-1,3-cyclopentadiene; Tetramethylmethylidenecyclopentadiene; 5-Methylidene-1,2,3,4-tetramethylcyclopenta-1,3-diene; 1,3-Cyclopentadiene, 5-methylene-1,2,3,4-tetramethyl-
EINECS	Contact for details

Quality Control

Our 1,2,3,4-Tetramethyl-5-Methylidene-Cyclopenta-1,3-Diene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. Certificates of Analysis (COA) with detailed specifications from GC, HPLC, and NMR are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are properly sealed and stored upright. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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