Description

4-Nitrocatechol is a specialized organic compound belonging to the nitrophenol family, serving as a crucial synthetic intermediate and research chemical. Its value lies in its functionalized aromatic structure, which makes it a versatile building block for synthesizing more complex molecules, particularly in pharmaceutical and agrochemical research. This product is essential for R&D chemists and process development scientists working in fine chemical synthesis, dye manufacturing, and as a precursor for advanced materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Used as a precursor in the development of herbicides, pesticides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing azo dyes and other complex colorants.
• Chemical Research & Development: A valuable reagent in organic synthesis for introducing nitro and hydroxyl functionalities.
• Polymer Chemistry: Can be utilized as a monomer or modifier in the synthesis of specialty polymers and resins.
• Analytical Chemistry: Employed as a standard or reagent in various chromatographic and spectroscopic analytical methods.

Basic Information

Product Name	4-Nitrocatechol
CAS No.	3316-09-4
Molecular Formula	C6H5NO4
Molecular Weight	155.11 g/mol
Synonyms	1,2-Dihydroxy-4-nitrobenzene; 4-Nitro-1,2-benzenediol; 4-Nitropyrocatechol; Catechol, 4-nitro-; NSC 403697; 4-Nitrobenzene-1,2-diol; 4-Nitropyrocatechin
EINECS	222-018-6

Quality Control

Our 4-Nitrocatechol is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	173 - 177 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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