2-Methyl-5-nitrobenzenesulfonamide（CAS# 6269-91-6)
| Hazard Symbols | Xi – Irritant |
| Hazard Note | Irritant |
Introduction
It is an organic compound with the formula C7H8N2O4S. It is a white crystalline powder with weak acidity. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: White crystalline powder
-Molecular weight: 216.21g/mol
-melting point: 168-170 ℃
-Solubility: Slightly soluble in water, easier to dissolve in organic solvents such as ethanol and acetone
-acid and alkaline: weak acid
Use:
-is mainly used in organic synthesis as an important reagent and intermediate.
-It can be used to prepare chemicals such as drugs, dyes and polymer materials.
Preparation Method:
It can be synthesized by the following steps: br>1. First, under appropriate reaction conditions, methyl bromide and p-nitrobenzene sulfonamide are reacted to form methyl ester.
2. Then, the methyl ester is reacted with an alkaline solution to obtain a salt.
Safety Information:
-should be stored in a dry, well-ventilated place, and avoid direct sunlight.
-During operation, avoid contact with skin and eyes. If exposed, rinse immediately with plenty of water and seek medical attention.
-Wear appropriate personal protective equipment such as gloves, safety glasses and protective clothing when handling the compound.
-Do not mix this compound with strong oxidants and strong acids, because it may cause dangerous reactions.
-Before using or handling the compound, the safety technical instructions provided by the supplier should be read carefully.
