4,4-Dinitrostilbene-2,2-disulfonic acid
4,4'-dinitrostilbene-2,2'-disulphonic acid
CAS: 128-42-7
Molecular Formula: C14H10N2O10S2
4,4-Dinitrostilbene-2,2-disulfonic acid - Names and Identifiers
| Name | 4,4'-dinitrostilbene-2,2'-disulphonic acid |
| Synonyms | DNSDA 4,4-Dinitrostilbene-2,2-disulfonic acid 4,4'-dinitro-2,2'-stilbenedisulfonicacid 4,4'-Dinitrostilbene-2,2'-Disulfonic Acid 4,4'-dinitrostilbene-2,2'-disulphonic acid 2,2'-(1,2-ethenediyl)bis(5-nitro-benzenesulfonicaci 2,2'-(1,2-ethenediyl)bis[5-nitro-benzenesulfonicaci 2,2'-ethene-1,2-diylbis(5-nitrobenzenesulfonic acid) 2,2'-(1,2-ethenediyl)bis[5-nitro-Benzenesulfonicacid (E)-6,6'-(Ethene-1,2-diyl)bis(3-nitrobenzenesulfonic acid) sodium 5-nitro-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonate 5-nitro-2-[2-(4-nitrophenyl)ethenyl]cyclohexa-2,4-diene-1,1-disulfonic acid |
| CAS | 128-42-7 |
| EINECS | 204-885-6 |
| InChI | InChI=1/C14H10N2O10S2.Na/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);/q;+1/p-1 |
4,4-Dinitrostilbene-2,2-disulfonic acid - Physico-chemical Properties
| Molecular Formula | C14H10N2O10S2 |
| Molar Mass | 430.37 |
| Density | 1.6705 (rough estimate) |
| Melting Point | 266 °C |
| Water Solubility | 105.4g/L at 37℃ |
| Solubility | 2.629g/L in organic solvents at 20 ℃ |
| Vapor Presure | 0Pa at 25℃ |
| pKa | -1.61±0.45(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | 1.7000 (estimate) |
| Use | Used as a dye intermediate for the production of DSD acid |
4,4-Dinitrostilbene-2,2-disulfonic acid - Reference Information
| LogP | -0.248 at 37℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used as a dye intermediate to produce DSD acid |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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