2-Bromocinnamic acid
Overview
2-Bromocinnamic acid is an organic compound belonging to the class of brominated cinnamic acids. It is widely used as an intermediate in pharmaceutical synthesis and organic chemistry research. The compound is characterized by the presence of a bromine atom at the 2-position of the cinnamic acid structure. This compound is typically synthesized through bromination of cinnamic acid or via other organic reactions. Its role as a building block in medicinal chemistry makes it valuable for producing more complex molecules.
Physical and Chemical Properties
2-Bromocinnamic acid appears as a white to off-white crystalline powder with a melting point range of 205-210°C. It is soluble in polar organic solvents such as ethanol, dimethyl sulfoxide (DMSO), and acetone but has limited solubility in water. The bromine substituent enhances its reactivity in electrophilic aromatic substitution and coupling reactions. Its stability under normal conditions makes it suitable for laboratory and industrial use, though it should be protected from prolonged exposure to light and moisture.
Main Applications
The primary use of 2-Bromocinnamic acid is as an intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals. It serves as a precursor in the production of active pharmaceutical ingredients (APIs) and other brominated derivatives. In research, it is employed in studies involving Heck reactions, Suzuki couplings, and other cross-coupling methodologies. Its versatility in organic synthesis makes it a valuable reagent for constructing complex molecular frameworks.
Safety and Storage
2-Bromocinnamic acid should be handled with care to avoid inhalation, skin contact, or ingestion. Proper personal protective equipment (PPE), including gloves and safety goggles, is recommended when working with this compound. Storage should be in a tightly sealed container, placed in a cool, dry, and well-ventilated area away from direct sunlight. Incompatible materials include strong oxidizers and bases. Spills should be contained and cleaned up promptly using appropriate absorbents.
B2B Procurement Guide
When procuring 2-Bromocinnamic acid, buyers should prioritize suppliers with a proven track record of quality and reliability. Key considerations include the purity level (typically ≥98%), packaging options (e.g., grams to kilograms), and compliance with regional chemical regulations. Bulk purchases may qualify for discounts, but buyers should confirm lead times and shipping conditions to ensure product integrity. Certificates of Analysis (CoA) and Material Safety Data Sheets (MSDS) should be requested to verify specifications and safety data.
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