C.I. Acid Red 119
Acid Red 119
CAS: 12220-20-1
Molecular Formula: C31H25N5Na2O6S2
C.I. Acid Red 119 - Names and Identifiers
| Name | Acid Red 119 |
| Synonyms | Maroon V Acid Red 119 Direct Black GB Direct Black 168 C.I. Acid Red 119 |
| CAS | 12220-20-1 |
C.I. Acid Red 119 - Physico-chemical Properties
| Molecular Formula | C31H25N5Na2O6S2 |
| Molar Mass | 673.66964 |
C.I. Acid Red 119 - Introduction
Acid red 119 is an organic dye, chemical name is anthracene red 3B. The following is an introduction to the nature, use, preparation and safety information of Acid Red 119:
Nature:
-Appearance: Acid Red is 119 a red to dark red powdery substance.
-Solubility: It is soluble in water and alcohol solvents, but insoluble in ether solvents.
-Stability: Stable under acidic pH conditions, but less stable in alkaline environments.
Use:
-Acid red 119 is mainly used as a dye for dyeing leather, fiber, paper and some plastics.
-It is also commonly used in the biomedical field as a cell stain.
Preparation Method:
-Synthesis of Acid Red 119 The preparation is usually obtained by the reaction of anthracene anhydride and aminobenzenesulfonic acid.
-The conditions required for this reaction include appropriate temperature and reaction time, as well as stirring and pH adjustment during the reaction.
Safety Information:
-Acid red 119 is an organic dye. When using it, you need to pay attention to avoid inhaling dust or direct contact with skin and eyes.
-In the process of operation, should wear appropriate protective equipment (such as gloves, protective glasses, etc.).
-If you accidentally swallow or come into contact with large amounts of Acid Red 119, seek medical advice immediately and provide the package or label to your doctor for reference.
Important note: The above information is for reference. Please refer to the relevant chemical safety data and operating procedures for specific operation and use.
Nature:
-Appearance: Acid Red is 119 a red to dark red powdery substance.
-Solubility: It is soluble in water and alcohol solvents, but insoluble in ether solvents.
-Stability: Stable under acidic pH conditions, but less stable in alkaline environments.
Use:
-Acid red 119 is mainly used as a dye for dyeing leather, fiber, paper and some plastics.
-It is also commonly used in the biomedical field as a cell stain.
Preparation Method:
-Synthesis of Acid Red 119 The preparation is usually obtained by the reaction of anthracene anhydride and aminobenzenesulfonic acid.
-The conditions required for this reaction include appropriate temperature and reaction time, as well as stirring and pH adjustment during the reaction.
Safety Information:
-Acid red 119 is an organic dye. When using it, you need to pay attention to avoid inhaling dust or direct contact with skin and eyes.
-In the process of operation, should wear appropriate protective equipment (such as gloves, protective glasses, etc.).
-If you accidentally swallow or come into contact with large amounts of Acid Red 119, seek medical advice immediately and provide the package or label to your doctor for reference.
Important note: The above information is for reference. Please refer to the relevant chemical safety data and operating procedures for specific operation and use.
Last Update：2024-04-09 19:05:46
