Description

4-Nitrophenol CAS NO 100-02-7 is a versatile aromatic nitro compound widely used as a key synthetic intermediate and analytical reagent. Its significance lies in its role as a fundamental building block for pharmaceuticals, agrochemicals, and dyes, offering reliable reactivity for nitration and coupling reactions. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, chemical synthesis, and analytical chemistry sectors seeking a high-purity intermediate.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drugs, including analgesics and antipyretics like paracetamol (acetaminophen).
• Agrochemical Synthesis: Used in the manufacture of pesticides, insecticides, and fungicides.
• Dye and Pigment Production: Serves as an intermediate for azo dyes and other colorants.
• Analytical Chemistry: Employed as a standard or reagent in enzymatic assays (e.g., for phosphatase activity) and in pH indicator formulations.
• Chemical Research: Utilized in organic synthesis for nitration studies and as a model compound in photochemistry and environmental degradation research.
• Corrosion Inhibitor: Finds application in certain industrial formulations designed to protect metals.

Basic Information

Product Name	4-Nitrophenol
CAS No.	100-02-7
Molecular Formula	C6H5NO3
Molecular Weight	139.11 g/mol
Synonyms	p-Nitrophenol; PNP; 4-Hydroxynitrobenzene; 1-Hydroxy-4-nitrobenzene; Niphen; Parantrophenol; 4-Nitrophenolate; Phenol, 4-nitro-
EINECS	202-811-7

Quality Control

Our 4-Nitrophenol is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets the high standards required for industrial and laboratory use. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in dark conditions.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	113 - 116 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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