Description

4-Carboxylic Acid CAS NO 61404-48-6 is a versatile organic intermediate characterized by its reactive carboxylic acid functional group. This compound is essential for the synthesis of more complex molecules, offering a key building block for fine chemical and pharmaceutical manufacturing. It is primarily utilized by research institutions and industrial producers in the pharmaceutical, agrochemical, and specialty chemical sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Chelating Agent: Serves as a building block for creating complexing agents in catalysis and metal ion sequestration.
• Polymer Modification: Employed to introduce carboxylic acid functionality into polymers for improved adhesion, solubility, or reactivity.
• Organic Synthesis Building Block: A fundamental starting material for constructing heterocyclic compounds and other fine chemicals.
• Research & Development: Critical for academic and industrial R&D in medicinal chemistry and material science.

Basic Information

Product Name	4-Carboxylic Acid
CAS No.	61404-48-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	4-Carboxybenzoic Acid; Terephthalic Acid Monomethyl Ester; Monomethyl Terephthalate; 4-(Methoxycarbonyl)benzoic Acid; Methyl 4-Carboxybenzoate; 4-Methoxycarbonylbenzoic Acid; Benzoic acid, 4-(methoxycarbonyl)-; CAS 61404-48-6
EINECS	Contact for details

Quality Control

Our 4-Carboxylic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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