Description

4-Nitroresorcinol is a specialized aromatic nitro compound derived from resorcinol, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in its reactive nitro and hydroxyl groups, which enable precise chemical modifications for creating high-value target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and dye industries who require a reliable, high-purity building block for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with specific nitro-aromatic functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, pesticides, and plant growth regulators where its structure contributes to biological activity.
• Dye and Pigment Manufacturing: Acts as an intermediate for azo dyes and other complex colorants, providing chromophore and auxochrome groups.
• Organic Synthesis & Research: A versatile building block in academic and industrial R&D for constructing heterocyclic compounds and other fine chemicals.
• Photographic Chemicals: Can be utilized in the synthesis of certain light-sensitive compounds and developers.
• Polymer Modification: Serves as a monomer or cross-linking agent in the production of specialty polymers with enhanced properties.

Basic Information

Product Name	4-Nitroresorcinol
CAS No.	3163-07-3
Molecular Formula	C6H5NO4
Molecular Weight	155.11 g/mol
Synonyms	1,3-Dihydroxy-4-nitrobenzene; 4-Nitro-1,3-benzenediol; 4-Nitroresorcin; 4-NR; NSC 403697; Resorcinol, 4-nitro-; 4-Nitroresorcin (German)
EINECS	221-617-4

Quality Control

Our 4-Nitroresorcinol is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support compliance with global regulatory standards including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 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	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	124 - 128 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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