2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride

CAS: 1001756-09-7

Molecular Formula: C10H5ClN2O3S

Introduction

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride is an organic compound with the chemical formula C10H4ClN3O4S. The following is a detailed description of its nature, use, formulation and safety information:

Nature:

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride is a yellow solid with a pungent odor. It is an unstable compound that will decompose in a humid environment. It contains a diazide group in its molecule, which makes it highly reactive.

Use:

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride is a common chemical reagent, which is widely used in organic synthesis. It is mainly used for nitrogen sources and substitution reagents, and can be used to synthesize a variety of organic compounds, such as carbene compounds and sulfonyl chloride derivatives.

Preparation Method:

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl The preparation of chloride usually starts with 1,2-naphthoquinone as starting material. The process includes multiple steps, the main step of which is the reaction of 1,2-naphthoquinone with sodium nitrite and sulfuric acid to form the intermediate 1,2-naphthoquinone dioxide, which is then reacted with sulfonyl chloride to obtain the final product.

Safety Information:

2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulphonyl chloride irritating and corrosive. Safety measures should be followed during operation and appropriate protective equipment, such as gloves, protective glasses and laboratory coats, should be worn. Avoid contact with skin and eyes, and make sure to use in a well-ventilated place. In addition, it should be stored in a dry, cool and sealed container, away from heat and tinder.

Whereas 2-diazo-1 chloride are highly active and irritating and must be used with caution and in accordance with appropriate operating procedures.