Description

7-Nitronaphth[1,2-D][1,2,3]Oxadiazole-5-Sulphonic Acid is a specialized heterocyclic organic compound featuring a fused naphthalene-oxadiazole ring system functionalized with nitro and sulfonic acid groups. This unique structure makes it a valuable high-purity intermediate for advanced chemical synthesis, particularly in the development of dyes, pigments, and functional materials. It is primarily sought by research institutions and industrial manufacturers in the fine chemical, specialty dye, and advanced material sectors.

Application

• Key Intermediate for Dyes and Pigments: Serves as a critical precursor in the synthesis of complex azo dyes and high-performance pigments, contributing to color strength and lightfastness.
• Functional Material Synthesis: Used in the research and development of organic electronic materials, such as non-linear optical (NLO) chromophores and photoactive compounds.
• Pharmaceutical Intermediate: Acts as a building block in medicinal chemistry for the creation of novel heterocyclic compounds with potential biological activity.
• Analytical Chemistry Reagent: Employed as a specialized reagent or standard in chromatographic analysis and method development.
• Research & Development: Utilized in academic and industrial R&D for exploring new chemical reactions and synthesizing novel molecular architectures.

Basic Information

Product Name	7-Nitronaphth[1,2-D][1,2,3]Oxadiazole-5-Sulphonic Acid
CAS No.	84-91-3
Molecular Formula	C₁₀H₅N₃O₆S
Molecular Weight	295.23 g/mol
Synonyms	7-Nitro-naphth[1,2-d][1,2,3]oxadiazole-5-sulfonic acid; 5-Sulfo-7-nitro-naphth[1,2-d][1,2,3]oxadiazole; 7-Nitronaphth[1,2-d]v-triazole 5-sulfonic acid; Naphth[1,2-d][1,2,3]oxadiazole-5-sulfonic acid, 7-nitro-; 7-Nitro-s-triazolo[4,3-a]naphthalene-5-sulfonic acid; 1,2,3-Oxadiazolo[5,4-a]naphthalene-7-sulfonic acid, 5-nitro-; 84-91-3; 7-Nitro-STAN-5-sulfonic acid
EINECS	Contact for details

Quality Control

Our production of 7-Nitronaphth[1,2-D][1,2,3]Oxadiazole-5-Sulphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting research and industrial-grade specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent batch-to-batch quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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