Description

Benzaldehyde, 2-Bromo-6-Hydroxy-4-Methyl- CAS NO 139976-21-9 is a halogenated and hydroxylated benzaldehyde derivative, serving as a versatile and high-value synthetic intermediate in advanced organic chemistry. Its unique substitution pattern makes it a critical building block for constructing complex molecular architectures, particularly in the synthesis of active pharmaceutical ingredients (APIs) and specialty fine chemicals. This compound is essential for research and development chemists and production units in the pharmaceutical, agrochemical, and advanced material sectors seeking to introduce specific bromo and hydroxy functionalities into their target molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-inflammatory agents, and antimicrobial compounds.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators where the bromo and phenolic groups confer specific biological activity.
• Ligand and Catalyst Development: Serves as a starting material for creating sophisticated chelating ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Fine Chemical and Dye Intermediate: Employed in the production of complex dyes, pigments, and optical brighteners due to its reactive aldehyde and halogen sites.
• Material Science Research: Utilized in the synthesis of monomers for specialty polymers and advanced organic electronic materials.
• Academic and R&D Laboratories: A valuable reagent for methodological studies in organic synthesis, including cross-coupling reactions and heterocycle formation.

Basic Information

Product Name	Benzaldehyde, 2-Bromo-6-Hydroxy-4-Methyl-
CAS No.	139976-21-9
Molecular Formula	C8H7BrO2
Molecular Weight	215.05 g/mol
Synonyms	2-Bromo-6-hydroxy-4-methylbenzaldehyde; 4-Methyl-6-hydroxy-2-bromobenzaldehyde; 6-Hydroxy-2-bromo-4-methylbenzaldehyde; 2-Bromo-4-methyl-6-hydroxybenzaldehyde; 2-Bromo-6-hydroxy-p-tolualdehyde; (2-Bromo-6-hydroxy-4-methylphenyl)methanal
EINECS	Contact for details

Quality Control

Our Benzaldehyde, 2-Bromo-6-Hydroxy-4-Methyl- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent batch-to-batch performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request. We adhere to cGMP standards where applicable to meet the stringent requirements of our pharmaceutical and fine chemical partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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