Description

1H-Naphtho[1,2-D]Triazole-6-Sulphonic Acid is a specialized heterocyclic organic compound that serves as a key intermediate in the synthesis of advanced materials and fine chemicals. Its unique fused triazole-naphthalene structure makes it valuable for creating high-performance dyes, optical brighteners, and functional polymers. This product is essential for R&D and production teams in the chemical manufacturing, specialty dyes, and advanced material science sectors seeking to develop products with specific light-absorbing or emitting properties.

Application

• Dye and Pigment Intermediate: A critical building block for synthesizing high-value azo dyes, fluorescent dyes, and complex pigments.
• Optical Brightener Production: Used in the manufacture of agents that enhance whiteness and brightness in papers, textiles, and detergents.
• Pharmaceutical Synthesis: Serves as a precursor or intermediate in the development of certain active pharmaceutical ingredients (APIs) and diagnostic agents.
• Polymer and Material Science: Incorporated into polymers to impart specific optical properties or to act as a UV stabilizer or absorber.
• Analytical Chemistry & Research: Utilized as a standard or reagent in analytical methods and academic research exploring heterocyclic chemistry.
• Photographic Chemicals: Can be used in the synthesis of chemicals for photographic and imaging applications.

Basic Information

Product Name	1H-Naphtho[1,2-D]Triazole-6-Sulphonic Acid
CAS No.	63870-37-1
Molecular Formula	C₁₀H₇N₃O₃S
Molecular Weight	249.25 g/mol
Synonyms	1H-Naphtho[1,2-d]triazole-6-sulfonic acid; 6-Sulfo-1H-naphtho[1,2-d]triazole; Naphthotriazole sulfonic acid; 1H-Naphtho[1,2-d][1,2,3]triazole-6-sulfonic acid; Benzonaphthotriazole sulfonic acid; 1,2,3-Benzotriazole-6-sulfonic acid, 4,5-benzo-; 6-(1H-Naphtho[1,2-d]triazol-1-yl)benzenesulfonic acid (related); NTAS (abbreviation)
EINECS	Contact for details

Quality Control

Our production of 1H-Naphtho[1,2-D]Triazole-6-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 precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and quality assurance for your B2B operations.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 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.