Description

2-Diazonaphthalen-1(2H)-One is a specialized diazonium compound, a key intermediate in advanced organic synthesis. Its value lies in its unique reactivity as a versatile precursor for generating carbenes and other reactive species under controlled conditions. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries, enabling the construction of complex naphthalene-based molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly those containing naphthalene or fused-ring systems.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, leveraging its reactivity to create new active ingredients.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for the synthesis of specialized organic semiconductors and light-emitting materials.
• Polymer & Dye Chemistry: Employed in the synthesis of functional polymers, dyes, and pigments where the naphthalene moiety imparts specific optical or electronic properties.
• Cross-Coupling Reactions: Acts as a reagent in metal-catalyzed cross-coupling reactions to form new carbon-carbon bonds.
• Academic & Industrial R&D: A valuable tool for methodological development in synthetic organic chemistry and catalysis research.

Basic Information

Product Name	2-Diazonaphthalen-1(2H)-One
CAS No.	33670-73-4
Molecular Formula	C₁₀H₆N₂O
Molecular Weight	170.17 g/mol
Synonyms	1,2-Naphthoquinone 1-diazide; 1,2-Naphthoquinonediazide; 1-Diazo-2-naphthol-4-sulfonic acid (related derivative); 2-Diazo-1(2H)-naphthalenone; Naphthoquinone-1-diazide; α-Naphthoquinonediazide; QDA; Diazonaphthoquinone (DNQ)
EINECS	Contact for details

Quality Control

Our 2-Diazonaphthalen-1(2H)-One is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and industrial use. We adhere to ISO 9001 quality management standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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