Description

3-Buten-2-One, 4-[(2R,3R)-3-Acetyloxiranyl]-, (3Z)-Rel- (9Ci) is a high-purity, stereochemically defined chiral building block and synthetic intermediate. This compound is valued for its unique oxiranyl and α,β-unsaturated ketone functionalities, which are critical for constructing complex molecular architectures. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new drug candidates, particularly in asymmetric synthesis.
• Agrochemical Synthesis: Used in the production of advanced, stereospecific pesticides and herbicides.
• Fine Chemical Production: Serves as a versatile building block for creating complex flavors, fragrances, and specialty materials.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic chemistry, especially in epoxide and conjugate addition reactions.
• Process Chemistry Development: Employed in scaling up synthetic routes for target molecules requiring high enantiomeric purity.

Basic Information

Product Name	3-Buten-2-One, 4-[(2R,3R)-3-Acetyloxiranyl]-, (3Z)-Rel- (9Ci)
CAS No.	211448-94-1
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	(3Z)-4-[(2R,3R)-3-Acetyloxiranyl]-3-buten-2-one; rel-(2R,3R)-3-Acetyl-2-[(1Z)-2-oxo-1-buten-1-yl]oxirane; (Z)-4-((2R,3R)-3-Acetyloxiran-2-yl)but-3-en-2-one; (3Z)-4-[(2R,3R)-3-Acetyl-2-oxiranyl]-3-buten-2-one; Chiral Epoxy Enone Building Block
EINECS	Contact for details

Quality Control

Our production of 3-Buten-2-One, 4-[(2R,3R)-3-Acetyloxiranyl]-, (3Z)-Rel- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is fully characterized and tested using advanced analytical techniques including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, enantiomeric excess, and impurity profiles is provided with every 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 place at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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