Description

(4-tert-Butyl-o-Tolyl)Acetaldehyde is a specialized aromatic aldehyde building block of significant interest in fine chemical synthesis. Its unique structure, featuring both a tert-butyl and a methyl group on the phenyl ring adjacent to the reactive aldehyde function, makes it a valuable precursor for creating complex molecules with tailored properties. This compound is primarily sought by research and development chemists and process engineers in the pharmaceutical and agrochemical sectors. It serves as a key intermediate for synthesizing advanced fragrances, liquid crystal materials, and active pharmaceutical ingredients (APIs) where specific steric and electronic characteristics are required.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex aromatic systems.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the tert-butyl group can enhance biological activity and environmental stability.
• Fine Fragrance & Flavor Chemistry: Serves as a precursor for musky, amber, or woody aroma chemicals, contributing to long-lasting and complex scent profiles in perfumery.
• Liquid Crystal & OLED Materials: Employed in the synthesis of organic semiconductors and liquid crystal compounds for display technologies, leveraging its rigid, substituted aromatic core.
• Organic Synthesis & Catalysis Research: A valuable substrate in methodological studies for C-C bond formation, asymmetric synthesis, and as a ligand precursor in organometallic chemistry.
• Polymer Modifier: Can be incorporated as a functional monomer to introduce aromatic and aldehyde groups into polymer chains, modifying thermal and mechanical properties.

Basic Information

Product Name	(4-tert-Butyl-o-Tolyl)Acetaldehyde
CAS No.	94108-57-3
Molecular Formula	C₁₃H₁₈O
Molecular Weight	190.28 g/mol
Synonyms	2-(4-tert-Butyl-2-methylphenyl)acetaldehyde; 4-tert-Butyl-2-methylbenzeneacetaldehyde; (4-tert-Butyl-2-methylphenyl)acetaldehyde; 2-(4-(tert-Butyl)-2-methylphenyl)acetaldehyde; 4-(1,1-Dimethylethyl)-2-methylbenzeneacetaldehyde; α-(4-tert-Butyl-2-tolyl)acetaldehyde; (4-tert-Butyl-2-methylbenzyl)aldehyde (common misnomer); 94108-57-3 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our (4-tert-Butyl-o-Tolyl)Acetaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our production adheres to cGMP principles where applicable, ensuring reliability for research and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its aldehyde functionality and light-sensitive nature, prolonged exposure to light, air, or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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