Description

3-Penten-2-One, 4-Methoxy-3-Methyl-, (E)- (9Ci) is a specialized organic compound belonging to the class of α,β-unsaturated ketones with a methoxy substituent. This chemical serves as a valuable building block and intermediate in advanced organic synthesis, particularly for the construction of complex molecular architectures. It is primarily sought by R&D chemists and process development teams in the pharmaceutical and fine chemical industries for applications requiring precise stereochemistry and functional group manipulation.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Fine Chemical Synthesis: Building block for creating specialty chemicals, fragrances, and flavor compounds.
• Agrochemical Research: Intermediate in the development of novel pesticides and herbicides.
• Material Science: Monomer or cross-linking agent in the research of advanced polymeric materials.
• Academic & Industrial R&D: Used in methodological studies and as a model compound in organic chemistry research.

Basic Information

Product Name	3-Penten-2-One, 4-Methoxy-3-Methyl-, (E)- (9Ci)
CAS No.	119271-94-2
Molecular Formula	C7H12O2
Molecular Weight	128.17 g/mol
Synonyms	(E)-4-Methoxy-3-methylpent-3-en-2-one; 4-Methoxy-3-methyl-3-penten-2-one; (E)-4-Methoxy-3-methyl-3-penten-2-one; 3-Penten-2-one, 4-methoxy-3-methyl-, (E)-; 4-Methoxy-3-methyl-(E)-3-penten-2-one; trans-4-Methoxy-3-methyl-3-penten-2-one
EINECS	Contact for details

Quality Control

Our production of 3-Penten-2-One, 4-Methoxy-3-Methyl-, (E)- (9Ci) adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment. We support compliance with REACH and other global regulatory frameworks as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to prevent moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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