Reactive Orange 20 - Names and Identifiers
Reactive Orange 20 - Introduction
Reactive Orange 20 is an organic synthetic dye with the chemical name 4-[(E)-(4-nitrophenyl)diazenyl]benzenesulfonic acid. It is an orange powder or crystalline substance that dissolves in water. Reactive Orange 20 has good lightfastness and washability.
Reactive Orange 20 is widely used in the dye industry, textile industry and printing and dyeing industry. It can be used to dye fiber, leather, paper and other materials, giving them a bright orange color. In addition, Reactive Orange 20 can also be used as a labeling reagent, a biochemical reagent, and a tissue stain.
There are many methods for preparing Reactive Orange 20. The commonly used method is to react 4-nitrophenylimine with benzenesulfonic acid. Details of specific preparation methods can be found in the relevant organic synthesis literature.
in the use of active orange 20 should pay attention to its safety. It is an organic compound. Avoid inhaling dust or contact with skin and eyes during operation. Wear appropriate protective gloves, goggles and protective clothing to ensure good ventilation. If you accidentally inhale or ingest Reactive Orange 20, you should seek medical attention immediately.
Last Update：2024-04-09 20:52:54