Description

4-Nitrobenzoic Acid Potassium Salt is a versatile organic salt widely utilized as a key synthetic intermediate and analytical reagent. Its primary value lies in its role as a stable, water-soluble derivative of 4-nitrobenzoic acid, facilitating various chemical transformations and serving as a standard in laboratory settings. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Analytical Chemistry: Used as a standard or reference material in chromatographic analysis and other laboratory testing procedures.
• Agrochemical Synthesis: Serves as a precursor in the production of certain herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of azo dyes and other colorants.
• Research & Development: Employed in organic synthesis research for coupling reactions and as a model compound in method development.
• Chemical Standard: Provides a calibrated standard for quality control and assurance processes in chemical manufacturing.

Basic Information

Product Name	4-Nitrobenzoic Acid Potassium Salt
CAS No.	15922-01-7
Molecular Formula	C7H4KNO4
Molecular Weight	205.21 g/mol
Synonyms	Potassium 4-Nitrobenzoate; Potassium p-Nitrobenzoate; Benzoic acid, 4-nitro-, potassium salt; 4-Nitrobenzoic acid potassium salt; p-Nitrobenzoic acid potassium salt; K-PNBA; Potassium 4-nitrobenzenecarboxylate
EINECS	240-059-6

Quality Control

Our 4-Nitrobenzoic Acid Potassium Salt is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, impurity profile, and loss on drying. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and decomposition. Keep away from incompatible materials such as strong acids and oxidizing agents.

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 (as Pb)	≤20 ppm
Residue on Ignition	≤0.1%
Solubility (Water)	Clear, colorless solution

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