4-Aminoazobenzene-3,4'-disulfonic acid
- CAS NO.：101-50-8
- Empirical Formula: C12H11N3O6S2
- Molecular Weight: 357.36
- MDL number: MFCD00065339
- EINECS: 202-947-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-04 15:15:34
What is 4-Aminoazobenzene-3,4'-disulfonic acid?
The Uses of 4-Aminoazobenzene-3,4'-disulfonic acid
4-Aminoazobenzene-3,4''-disulfonic Acid is used in the synthesis of novel acid dyes with a coumarin moiety.
Definition
ChEBI: A member of the class of azobenzenes that is azobenzene in which one of the phenyl groups is substituted at the para position by a sulfo group, while the other is substituted at a meta position by a sulfo group and at the pa a position by an amino group. The disodium salt is the biological stain 'fast yellow'.
Flammability and Explosibility
Non flammable
Properties of 4-Aminoazobenzene-3,4'-disulfonic acid
| Boiling point: | 611.61℃[at 101 325 Pa] |
| Density | 1.5733 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6390 (estimate) |
| pka | -1.13±0.50(Predicted) |
| Water Solubility | 1000g/L at 25℃ |
| CAS DataBase Reference | 101-50-8(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 2-amino-5-[(4-sulfophenyl)azo]- (101-50-8) |
Safety information for 4-Aminoazobenzene-3,4'-disulfonic acid
Computed Descriptors for 4-Aminoazobenzene-3,4'-disulfonic acid
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