Description

3-Penten-2-One, 5-(2-Propenyloxy)-, (3E)- (9Ci) is a specialized organic compound featuring an α,β-unsaturated ketone (enone) core functionalized with an allyloxy group. This unique molecular architecture makes it a valuable versatile chemical intermediate for advanced synthesis, particularly in the development of complex molecules. It is primarily sought by pharmaceutical, agrochemical, and fine chemical research and development sectors for constructing heterocycles, fragrances, and other high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, dyes, and other specialty organic compounds.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, including cyclization and coupling reactions.
• Polymer Chemistry: Potential monomer or cross-linking agent for creating specialty polymers with specific functional properties.

Basic Information

Product Name	3-Penten-2-One, 5-(2-Propenyloxy)-, (3E)- (9Ci)
CAS No.	321903-43-9
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	(3E)-5-(Allyloxy)-3-penten-2-one; 5-(Allyloxy)-3-penten-2-one, (3E)-; 3-Penten-2-one, 5-(2-propen-1-yloxy)-, (3E)-; (E)-5-(Allyloxy)pent-3-en-2-one; Allyl 3-oxobut-1-enyl ether; 1-Propen-3-yl 3-oxo-1-butenyl ether
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for our chemical intermediates. Every batch of 3-Penten-2-One, 5-(2-Propenyloxy)-, (3E)- is analyzed to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity (by GC/HPLC), and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 heat, sparks, and open flame. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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