| Identification | More | [Name]
4,4'-Dinitrostilbene-2,2'-disulfonic acid | [CAS]
128-42-7 | [Synonyms]
4,4 DINITRO STILBENE 2,2 DISULFONIC ACID
4,4'-DINITROSTILBENE-2,2'-DISULFONIC ACID
DINITROSTILBENEDISULFONIC ACID
SALOR-INT L170224-1EA
2,2’-(1,2-ethenediyl)bis(5-nitro-benzenesulfonicaci
2,2’-(1,2-ethenediyl)bis[5-nitro-benzenesulfonicaci
2,2’-(1,2-ethenediyl)bis[5-nitro-Benzenesulfonicacid
4,4’-dinitro-2,2’-stilbenedisulfonicacid
4,4’-dinitro-2’-stilbenedisulfonicacid
4,4’-dinitrostilbene-2,2’-disulphonicacid
4,4-dinitrostilbene-2,2-disulphonicacid
5,5’-Dinitrostilbene-2,2’-disulfonicacid
kyselina4,4’-dinitrostilben-2,2’-disulfonova
kyselina4,4’-dinitrostilben-2,2’-disulfonova(czech)
4' 4" DINITRO STILLBENE 2'2" DISULPHONIC ACID
DNSDA
(E)-2-(2-sulfo-4-nitrosyryl)-5-nitrobenzenesulfonic acid
(E)-6,6'-(Ethene-1,2-diyl)bis(3-nitrobenzenesulfonic acid)
Nitroflavonic acid, 4,4'-Dinitrostilbene-2,2'-disulfonic acid
4,4'-Dinitrodiphenylethylene-2,2'-disulfonic acid | [EINECS(EC#)]
204-885-6 | [Molecular Formula]
C14H10N2O10S2 | [MDL Number]
MFCD00065340 | [Molecular Weight]
430.37 | [MOL File]
128-42-7.mol |
| Chemical Properties | Back Directory | [Melting point ]
266 °C | [density ]
1.6705 (rough estimate) | [vapor pressure ]
0Pa at 25℃ | [refractive index ]
1.7000 (estimate) | [storage temp. ]
2-8°C | [solubility ]
2.629g/L in organic solvents at 20 ℃ | [pka]
-1.61±0.45(Predicted) | [Water Solubility ]
105.4g/L at 37℃ | [InChI]
InChI=1S/C14H10N2O10S2/c17-15(18)11-5-3-9(13(7-11)27(21,22)23)1-2-10-4-6-12(16(19)20)8-14(10)28(24,25)26/h1-8H,(H,21,22,23)(H,24,25,26) | [InChIKey]
UETHPMGVZHBAFB-UHFFFAOYSA-N | [SMILES]
C(C1=CC=C([N+]([O-])=O)C=C1S(O)(=O)=O)=CC1=CC=C([N+]([O-])=O)C=C1S(O)(=O)=O | [LogP]
-0.248 at 37℃ | [CAS DataBase Reference]
128-42-7(CAS DataBase Reference) | [EPA Substance Registry System]
128-42-7(EPA Substance) |
| Hazard Information | Back Directory | [Uses]
4,4'-Dinitrostilbene-2,2'-disulfonic acid is used as a chemical intermediate and a precursor of various textile dyes and fluorescent brighteners. It can also react with aniline derivatives to prepare Direct Yellow 12 azo dye. | [Definition]
ChEBI: 4,4'-dinitrostilbene-2,2'-disulfonic acid is an arenesulfonic acid. | [Flammability and Explosibility]
Nonflammable |
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