Description

4-Bromophthalic Acid Monosodium Salt is a high-purity, synthetically valuable organic salt derived from brominated phthalic acid. This compound matters as a versatile and critical chemical intermediate and building block for advanced organic synthesis. It is primarily needed by manufacturers in the pharmaceutical and agrochemical industries for developing active ingredients, as well as by researchers in material science for creating functional dyes and polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Functional Dye & Pigment Production: Serves as a precursor for brominated phthalocyanine dyes and other colorants with specific light-fastness properties.
• Polymer & Material Science: Acts as a monomer or modifying agent in the synthesis of specialty polymers, including polyimides and epoxy resins.
• Organic Synthesis & Research: A valuable reagent for introducing the bromophthalate moiety into target molecules in academic and industrial R&D.
• Liquid Crystal & OLED Material Development: Used in the research and production of electronic display materials.

Basic Information

Product Name	4-Bromophthalic Acid Monosodium Salt
CAS No.	106701-82-0
Molecular Formula	C8H4BrNaO4
Molecular Weight	267.01 g/mol
Synonyms	Monosodium 4-Bromophthalate; Sodium 4-Bromophthalate; 4-Bromophthalic Acid Sodium Salt; 4-Bromobenzene-1,2-dicarboxylic Acid Monosodium Salt; 1,2-Benzenedicarboxylic Acid, 4-Bromo-, Monosodium Salt; 4-Bromophthalic Acid Monosodium Salt; 4-BPA Sodium Salt
EINECS	Contact for details

Quality Control

Our 4-Bromophthalic Acid Monosodium Salt is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistent performance as a chemical intermediate. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and identity confirmation. Our quality commitment supports compliance in cGMP and ISO-guided environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed immediately after use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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