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ChemicalBook--->CAS DataBase List--->128-42-7

128-42-7

128-42-7 Structure

128-42-7 Structure
IdentificationMore
[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 PropertiesBack 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)
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

4,4'-Dinitrostilbene-2,2'-disulfonic acid(128-42-7).msds
Safety DataBack Directory
[Hazardous Substances Data]

128-42-7(Hazardous Substances Data)
Hazard InformationBack 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
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

128-42-7(sigmaaldrich)
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