- Purity (GC/HPLC): ≥98.0%
- Appearance: Colorless liquid or white solid
- Moisture: ≤0.2%
- Residue on Ignition: ≤0.1%
- Single Impurity: ≤0.2%
- Total Impurity: ≤1.0%


Applications
Methyl 4-bromo-2-methylbenzoate is an important halogenated aromatic ester intermediate widely applied in pharmaceutical synthesis, agrochemicals, liquid crystal materials and organic synthetic chemistry. The molecule contains reactive bromine atom, methyl substituent and ester group, which can undergo Suzuki coupling, Heck reaction, amination, hydrolysis and reduction reactions to construct complex aromatic skeletons. It is commonly used as a key starting material for the synthesis of anti-inflammatory drugs, antitumor intermediates and central nervous system related pharmaceutical compounds. In pesticide industry, it is used to prepare high-efficiency fungicides and herbicide intermediates with stable molecular structure and good biological activity. It also serves as a fundamental building block for the research and production of functional fine chemicals, organic dyes and photoelectric materials, and is frequently adopted in laboratory synthetic route design and process optimization.
Safety Information
This chemical is a common organic irritant with moderate irritating properties to human skin, eyes and respiratory tract. Direct skin contact may cause redness, itching and mild allergic irritation; prolonged contact may lead to dryness and chapping of the skin. Eye contact can cause conjunctival congestion, burning sensation and temporary discomfort, and immediate flushing with plenty of clean water is required once exposure occurs. Inhalation of vapor or fine mist may irritate the nasal cavity and throat, causing cough and slight chest discomfort. Accidental ingestion may induce mild gastrointestinal upset such as nausea and stomachache. All handling operations should be performed in a well-ventilated fume hood; operators need to wear chemical resistant gloves, safety goggles and protective mask. Keep sealed and stored in cool, dry and shaded environment, away from fire, heat source and strong oxidizing substances. Waste liquid and contaminated packaging should be disposed strictly following hazardous waste management rules, and direct discharge into water and soil is prohibited to avoid environmental pollution.