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Names | |
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IUPAC name 2,2'-Dipyridyldisulfide | |
Other names
2,2'-Dipyridyldisulphide Aldrithiol-2 | |
Identifiers | |
CAS Number | |
3D model (JSmol) | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.016.676 |
CompTox Dashboard (EPA) | |
InChI
| |
SMILES
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Properties | |
Chemical formula | C10H8N2S2 |
Molar mass | 220.31 g·mol |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards | Irritant (Xi) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Y verify (what is ?) Infobox references |
2,2'-Dipyridyldisulfide, sometimes known as DPS, is used for preparing thiols and activating or protecting carboxylic acid with triphenylphosphine in the following reaction.
Uses
It is also used in molecular biology as an oxidising agent, for example to oxidise free thiols to form disulfide bonds in proteins.
References
- Futaki S. and Kitagawa K. (1994). "Peptide-Unit Assembling Using Disulfide Cross-Linking - a New Approach for Construction of Protein Models". Tetrahedron Lett. 35 (8): 1267–1270. doi:10.1016/0040-4039(94)88040-9.
- "Special Reagents for Thiol Groups". Aldrichimica Acta. 4 (3): 33–46.
- Thalmann A., Oertle K. and Gerlach H. "Synthesis of ricinelaidic acid lactone". Org. Synth. 7: 470.
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