Description

4-tert-Butylsalicylaldehyde is a versatile aromatic aldehyde derivative of salicylaldehyde, distinguished by the presence of a tert-butyl group at the 4-position. This structural modification enhances its lipophilicity and steric properties, making it a valuable intermediate in the synthesis of complex organic molecules. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications ranging from catalyst ligands to UV stabilizers and fragrance components.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a salicylaldehyde moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Metal Chelation & Catalysis: Serves as a precursor for Schiff base ligands in coordination chemistry and homogeneous catalysis.
• UV Stabilizer Production: Intermediate in the manufacture of benzotriazole and other classes of polymer additives that protect against ultraviolet degradation.
• Fine Chemical & Fragrance Synthesis: Employed in the creation of complex aroma chemicals and other specialty organic compounds.
• Research & Development: Utilized in academic and industrial R&D for novel organic synthesis and material science projects.

Basic Information

Product Name	4-tert-Butylsalicylaldehyde
CAS No.	66232-34-6
Molecular Formula	C11H14O2
Molecular Weight	178.23 g/mol
Synonyms	4-(tert-Butyl)salicylaldehyde; 2-Hydroxy-4-tert-butylbenzaldehyde; 4-tert-Butyl-2-hydroxybenzaldehyde; p-tert-Butylsalicylaldehyde; 4-(1,1-Dimethylethyl)-2-hydroxybenzaldehyde; 2-Hydroxy-4-(1,1-dimethylethyl)benzaldehyde; 4-tert-Butylsalicylal
EINECS	Contact for details

Quality Control

Our 4-tert-Butylsalicylaldehyde is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request 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). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	58 - 62 °C
Loss on Drying	≤ 0.5%

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