Description

Butanal Ethylene Acetal is a versatile acetal compound primarily used as a protected form of butyraldehyde in advanced organic synthesis. This chemical is valued for its ability to mask the reactive aldehyde group, enabling selective transformations in complex multi-step reactions. It serves as a critical synthetic intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and fragrance industries, where precise control over molecular architecture is paramount.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) where the aldehyde functionality requires temporary protection.
• Agrochemical Synthesis: Serves as a key building block for creating pesticides, herbicides, and plant growth regulators.
• Flavor and Fragrance Ingredient: Acts as a precursor for aroma chemicals and specialty flavor compounds.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for constructing complex organic molecules, including natural products.
• Polymer Chemistry: Can be utilized as a monomer or modifying agent in the production of specialty polymers and resins.
• Cross-coupling Reactions: Functions as a substrate in palladium-catalyzed and other metal-mediated coupling reactions.

Basic Information

Product Name	Butanal Ethylene Acetal
CAS No.	3390-13-4
Molecular Formula	C6H12O2
Molecular Weight	116.16 g/mol
Synonyms	1,3-Dioxolane, 2-ethyl-; 2-Ethyl-1,3-dioxolane; Butyraldehyde Ethylene Acetal; Ethyl-1,3-dioxolane; Butanal, cyclic ethylene acetal; Butyraldehyde cyclic ethylene acetal; 2-Ethyl-m-dioxolane; 2-Ethyl-1,3-dioxacyclopentane
EINECS	222-226-6

Quality Control

Our Butanal Ethylene Acetal is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR) spectroscopy, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is available for every batch upon request, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The container should be kept tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.405 - 1.415
Density (20°C)	0.95 - 0.99 g/mL

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