Blue 4G - Names and Identifiers
Blue 4G - Introduction
Direct Blue 4G, also known as methylene blue, is an organic synthetic dye with the chemical name methylene green. Its chemical formula is C37H34Cl2N6O6S3, the structural formula is as follows:
It is an indigo-based dye with a dark green crystalline powder with good solubility. Its main uses are as follows:
1. Dyes: Direct Blue 4G can be used in the dye and pigment industries, especially in the textile industry for dyeing cotton, silk, wool and other fiber materials.
2. Biology: It is also used as a biological dye for staining nucleic acids and proteins.
3. chemical analysis: direct blue 4G is often used as an indicator, complex stain and analytical reagent in chemical analysis.
the preparation method of direct blue 4G is more complicated, and it is usually obtained through the steps of amination, sulfation, acylation, separation and purification.
It should be noted that the use of direct blue 4G requires attention to safety. It is an organic synthetic dye that is irritating to the skin and eyes. During use, avoid inhaling its dust, and immediately rinse with plenty of water when it comes into contact with skin and eyes. At the same time, the relevant safety operation procedures should be followed to ensure a reasonable experimental environment and correct personal protective measures.
Last Update：2024-04-10 22:41:56