Description

2-Hydroxy-3-tert-Butyl-5-Chloro-Benzaldehyde is a specialized aromatic aldehyde derivative, distinguished by its phenolic hydroxyl and chloro substituents which confer unique reactivity and functional properties. This compound is a critical high-purity intermediate for synthesizing advanced materials and fine chemicals where precise molecular architecture is required. It is primarily sought by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and polymer industries for developing novel active ingredients and performance additives.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those requiring phenolic antioxidant or halogenated aromatic motifs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its sterically hindered phenolic structure.
• Polymer Additive Precursor: Serves as a starting material for manufacturing light stabilizers (HALS - Hindered Amine Light Stabilizers) and antioxidants for plastics and coatings.
• Fine Chemical Synthesis: Intermediate for creating complex molecules used in dyes, pigments, and specialty chemicals.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new organic reactions and material properties.

Basic Information

Product Name	2-Hydroxy-3-tert-Butyl-5-Chloro-Benzaldehyde
CAS No.	135395-82-3
Molecular Formula	C11H13ClO2
Molecular Weight	212.67 g/mol
Synonyms	3-tert-Butyl-5-chlorosalicylaldehyde; 5-Chloro-3-tert-butyl-2-hydroxybenzaldehyde; 2-Hydroxy-3-(1,1-dimethylethyl)-5-chlorobenzaldehyde; 5-Chloro-3-(tert-butyl)salicylaldehyde; 3-(tert-Butyl)-5-chloro-2-hydroxybenzaldehyde; 5-Chloro-3-tert-butylsalicylaldehyde; 3-tert-Butyl-5-chloro-2-hydroxybenzaldehyde
EINECS	Contact for details

Quality Control

Our production of 2-Hydroxy-3-tert-Butyl-5-Chloro-Benzaldehyde adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	88°C - 92°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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