Description

cis-4-Cyclopentendeen-1-One is a high-value macrocyclic ketone, a key building block in the synthesis of complex fragrance molecules. This compound is prized for its unique olfactory profile, contributing to the creation of sophisticated and long-lasting scent accords. It is primarily sought after by manufacturers in the fragrance and flavor industry, as well as by research and development laboratories specializing in organic synthesis and fine chemicals.

Application

• Fragrance Industry: A crucial intermediate for synthesizing high-end musks and other macrocyclic fragrance compounds, valued for their stability and diffusion.
• Flavor Creation: Used in the development of complex flavor profiles where subtle, ketonic notes are required.
• Fine Chemical Synthesis: Serves as a versatile precursor in organic chemistry for constructing larger, complex molecular architectures.
• Academic & Industrial Research: Employed in R&D for studying cyclization reactions, ketone chemistry, and the structure-odor relationship of macrocycles.
• Specialty Chemical Manufacturing: Used in the production of specialty additives and performance chemicals where specific cyclic ketone functionality is needed.

Basic Information

Product Name	cis-4-Cyclopentendeen-1-One
CAS No.	14595-54-1
Molecular Formula	C₁₅H₂₆O
Molecular Weight	222.37 g/mol
Synonyms	cis-4-Cyclopentendeenone; (Z)-4-Cyclopentendeen-1-one; Muscenone delta; Exaltenone; (Z)-4-Cyclopentendeenone; 4-Cyclopentendeen-1-one, (4Z)-; Ambretone; Globalide precursor
EINECS	Contact for details

Quality Control

Our cis-4-Cyclopentendeen-1-One is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including GC and GC-MS, for precise identification and quantification. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance processes.

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). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
cis-Isomer Content (GC)	≥ 95.0%
Specific Rotation (if applicable)	Contact for details
Refractive Index (n20D)	~1.485 - 1.495
Relative Density (20°C)	~0.92 - 0.94 g/mL

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