Description

3-Hydroxy-2-Nitrobenzaldehyde is a versatile aromatic aldehyde derivative characterized by its nitro and hydroxyl functional groups. This compound serves as a critical high-purity intermediate for the synthesis of complex molecules in advanced research and industrial manufacturing. It is primarily utilized by the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients, dyes, and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as a precursor for azo dyes and other colorants due to its reactive aldehyde and nitro groups.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for constructing novel chemical entities and conducting structure-activity relationship (SAR) studies.
• Coordination Chemistry: Can act as a ligand precursor for metal-organic frameworks (MOFs) and catalysts.
• Photographic Chemicals: Used in the formulation of certain specialty photographic developers and sensitizers.

Basic Information

Product Name	3-Hydroxy-2-Nitrobenzaldehyde
CAS No.	42123-33-1
Molecular Formula	C7H5NO4
Molecular Weight	167.12 g/mol
Synonyms	2-Nitro-3-hydroxybenzaldehyde; 3-Hydroxy-2-nitrobenzaldehyde; 2-Nitroresorcylaldehyde; 3-Hydroxy-2-nitro-benzaldehyde; Benzaldehyde, 3-hydroxy-2-nitro-; 3-Hydroxy-2-nitrobenzenecarboxaldehyde
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-2-Nitrobenzaldehyde is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing all relevant specifications. We are committed to meeting the stringent requirements of GMP and ISO standards for industrial and research applications.

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 light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider packaging under an inert atmosphere such as nitrogen.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.