Description

1-Nitrosonaphthalene is a versatile organic compound belonging to the nitrosoarene class, serving as a crucial intermediate in advanced chemical synthesis. Its primary value lies in its role as a precursor for dyes, pigments, and functional materials, where its specific reactivity is essential. This product is particularly important for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking high-purity intermediates for complex reactions.

Application

• Chemical Synthesis Intermediate: A key building block in the production of azo dyes, pigments, and complex organic molecules.
• Pharmaceutical Research: Used as a precursor or reagent in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Agrochemical Development: Serves as an intermediate in the manufacture of certain pesticides and herbicides.
• Polymer & Material Science: Employed in the research and development of specialty polymers and functional organic materials.
• Laboratory Reagent: Utilized in academic and industrial research laboratories for nitrosation reactions and mechanistic studies.
• Photographic Chemicals: Historically used in certain photographic processes and chemical sensitizers.

Basic Information

Product Name	1-Nitrosonaphthalene
CAS No.	21711-65-9
Molecular Formula	C₁₀H₇NO
Molecular Weight	157.17 g/mol
Synonyms	α-Nitrosonaphthalene; Naphthalen-1-ylnitroso; 1-Naphthylnitroso; Nitrosonaphthalene; NSO; 1-Nitroso-naphthalin; Naphthalene, 1-nitroso-
EINECS	244-525-9

Quality Control

Our 1-Nitrosonaphthalene is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, GC, and spectroscopic methods, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle and store the material under an inert atmosphere for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	97 - 102 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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