Description

3-Butene-2-One Dimethyl Acetal is a versatile acetal-protected derivative of methyl vinyl ketone, serving as a key synthetic intermediate in organic chemistry. Its primary value lies in its ability to act as a masked, stabilized form of a reactive α,β-unsaturated carbonyl compound, enabling controlled reactions in sensitive synthetic sequences. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors who require high-purity building blocks for complex molecule synthesis.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocycles, leveraging its protected carbonyl functionality.
• Agrochemical Synthesis: Serves as a precursor in the production of advanced crop protection agents and pesticides.
• Fine Chemical Production: A key building block for fragrances, flavors, and other specialty organic compounds.
• Polymer Chemistry: Employed in the development of specialty polymers and functional materials.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for constructing carbon chains and introducing functional groups under mild conditions.
• Cross-coupling Reactions: Can be utilized in palladium-catalyzed and other metal-mediated coupling reactions to form new carbon-carbon bonds.

Basic Information

Product Name	3-Butene-2-One Dimethyl Acetal
CAS No.	72757-52-9
Molecular Formula	C7H14O2
Molecular Weight	130.18 g/mol
Synonyms	3-Buten-2-one, dimethyl acetal; Methyl vinyl ketone dimethyl acetal; 1,1-Dimethoxy-3-butene; 3-Buten-2-one dimethyl ketal; 1,1-Dimethoxybut-3-ene; 3-Butene-2-one, dimethyl acetal; But-3-en-2-one dimethyl acetal; (1,1-Dimethoxybut-3-en-2-yl) (common names and IUPAC variations)
EINECS	Contact for details

Quality Control

Our 3-Butene-2-One Dimethyl Acetal is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available for 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, acids, and bases. This material may be moisture-sensitive; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.410 - 1.420
Density (20°C)	0.90 - 0.95 g/mL

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