DIRECT RED 80
Synonym(s):Sirius Red
- CAS NO.：2610-10-8
- Empirical Formula: C45H33N10NaO21S6
- Molecular Weight: 1265.16
- MDL number: MFCD00054389
- EINECS: 220-027-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-10-23 17:25:30
What is DIRECT RED 80?
The Uses of DIRECT RED 80
Direct red 80 is a dye useful as a cardiac muscle stain and as a model compound in adsorption studies. It has also been utilized to compare efficacy of textile dye removal in aqueous solutions.
The Uses of DIRECT RED 80
Stain for connective tissue. Dye for cellulose fibers.
What are the applications of Application
Direct red 80 is a cardiac muscle stain
Definition
ChEBI: An organic sodium salt resulting from the formal condensation of Sirius red F3B (acid form) with six equivalents of sodium hydroxide. A polyazo dye used principally in staining methods for collagen and amyloid.
Flammability and Explosibility
Non flammable
Properties and Applications
|
Standard |
Acid Resistance |
Alkali Resistance |
Light Fastness |
Soaping |
Water |
||
|
Fading |
Stain |
Fading |
Stain |
||||
|
ISO |
4 |
3 |
4-5 |
3 |
3 |
||
|
AATCC |
5 |
2 |
4-5 |
3 |
3
|
||
Properties of DIRECT RED 80
| Density | 1.625[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| form | powder |
| Colour Index | 35780 |
| pka | pK1-6 < 2; pK7.8 >13(at 25℃) |
| color | Dark green to Dark red to Black |
| Water Solubility | Partly soluble in water, very slightly soluble in ethanol, and cellosolve. Insoluble in many organic solvents. |
| Merck | 14,8548 |
| BRN | 8185575 |
| CAS DataBase Reference | 2610-10-8 |
| EPA Substance Registry System | C.I. Direct Red 80, hexasodium salt (2610-10-8) |
Safety information for DIRECT RED 80
Computed Descriptors for DIRECT RED 80
| InChIKey | YIQKLZYTHXTDDT-IJPLDVMMSA-H |
DIRECT RED 80 manufacturer
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