Description

1-Acetyl-1,2,3,4,5-Pentamethyl-2,4-Cyclopentadiene is a specialized, high-purity cyclopentadiene derivative characterized by its fully substituted pentamethyl ring and acetyl functional group. This compound serves as a critical advanced intermediate and ligand precursor in sophisticated organic synthesis and materials science research. It is essential for R&D and production teams in the pharmaceutical, fine chemical, and organometallic catalyst sectors seeking to develop novel molecular architectures.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex, sterically hindered molecules for drug discovery and active pharmaceutical ingredient (API) development.
• Organometallic Chemistry: Acts as a precursor for the synthesis of specialized ligands and catalysts, particularly in polymerization and asymmetric catalysis.
• Fine Chemical Synthesis: Serves as a key building block for creating custom, high-value specialty chemicals with specific steric and electronic properties.
• Materials Science Research: Employed in the development of novel organic materials, including advanced polymers and molecular scaffolds.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and mechanistic investigations.

Basic Information

Product Name	1-Acetyl-1,2,3,4,5-Pentamethyl-2,4-Cyclopentadiene
CAS No.	15971-76-3
Molecular Formula	C₁₃H₂₀O
Molecular Weight	192.30 g/mol
Synonyms	1-Acetylpentamethylcyclopentadiene; Pentamethyl(acetyl)cyclopentadiene; 1-Acetyl-1,2,3,4,5-pentamethyl-2,4-cyclopentadiene; Acetylpentamethylcyclopentadiene; 2,4-Cyclopentadien-1-one, 1-acetyl-2,3,4,5,5-pentamethyl-; (Acetyl)(pentamethyl)cyclopentadiene
EINECS	Contact for details

Quality Control

Our 1-Acetyl-1,2,3,4,5-Pentamethyl-2,4-Cyclopentadiene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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