Description

2-Methylpropenal tert-Butylmethyl Acetal is a specialized acetal derivative of methacrolein, serving as a versatile and protected aldehyde synthon in advanced organic synthesis. Its primary value lies in its ability to act as a masked electrophile, enabling controlled reactivity in complex multi-step reactions where direct use of the parent aldehyde is problematic. This high-purity intermediate is essential for researchers and process chemists in the pharmaceutical and fine chemical industries developing novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules, particularly those requiring the controlled introduction of a methacryloyl moiety.
• Fine Chemical Synthesis: Used in the production of specialty chemicals, flavors, fragrances, and advanced materials where its protected form offers superior selectivity.
• Polymer Science Research: Acts as a functional monomer precursor or cross-linking agent in the development of novel polymers with specific thermal or mechanical properties.
• Agrochemical Development: Employed in the synthesis of advanced pesticide and herbicide intermediates, leveraging its reactive acetal functionality.

Basic Information

Product Name	2-Methylpropenal tert-Butylmethyl Acetal
CAS No.	23230-83-3
Molecular Formula	C9H18O2
Molecular Weight	158.24 g/mol
Synonyms	Methacrolein tert-Butyl Methyl Acetal; 2-Methyl-2-propenal, 1,1-dimethylethyl methyl acetal; tert-Butyl Methyl Acetal of Methacrolein; 2-Methylpropenal, (1,1-dimethylethyl)methyl acetal; Methacrylaldehyde tert-Butyl Methyl Acetal; 1,1-Dimethylethyl methyl 2-methyl-2-propenyl acetal
EINECS	Contact for details

Quality Control

Our 2-Methylpropenal tert-Butylmethyl Acetal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming the product meets the agreed specifications for your application.

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 acids and incompatible materials such as oxidizing agents. The container should be kept tightly sealed to prevent moisture absorption and potential decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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