Description

3-Bromo-4-Methylbenzaldehyde Dimethyl Acetal is a high-purity, versatile aromatic building block and protected aldehyde intermediate. This compound is critical for synthetic chemists requiring a stable, reactive precursor for the controlled introduction of the 3-bromo-4-methylbenzaldehyde moiety in complex molecular architectures. It is primarily utilized by R&D and production teams in the pharmaceutical, agrochemical, and advanced materials sectors for applications ranging from active pharmaceutical ingredient (API) synthesis to the development of specialty chemicals and liquid crystals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a crucial precursor in the manufacture of specialty chemicals for electronic displays and organic light-emitting diodes (OLEDs).
• Organic Synthesis & Catalysis: Employed as a protected aldehyde reagent in multi-step organic synthesis, including cross-coupling reactions and catalytic processes.
• Fine Chemical Production: Integral to the manufacture of dyes, pigments, and other performance chemicals requiring specific bromo-methyl aromatic structures.
• Academic & Industrial R&D: A valuable reagent for research laboratories exploring new synthetic methodologies and material properties.

Basic Information

Product Name	3-Bromo-4-Methylbenzaldehyde Dimethyl Acetal
CAS No.	655237-91-5
Molecular Formula	C11H15BrO2
Molecular Weight	259.14 g/mol
Synonyms	1-Bromo-2-(dimethoxymethyl)-5-methylbenzene; 3-Bromo-4-methylbenzaldehyde dimethyl acetal; (3-Bromo-4-methylphenyl)dimethoxymethane; Benzene, 1-bromo-2-(dimethoxymethyl)-5-methyl-; 4-Methyl-3-bromobenzaldehyde dimethyl acetal; Dimethyl (3-bromo-4-methylbenzylidene) acetal; α,α-Dimethoxy-3-bromo-4-methyltoluene
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Methylbenzaldehyde Dimethyl Acetal is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory compliance 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). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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