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Pinacol
Chemical compound / From Wikipedia, the free encyclopedia
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Pinacol is a branched alcohol which finds use in organic syntheses. It is a diol that has hydroxyl groups on vicinal carbon atoms. A white solid that melts just above room temperature, pinacol is notable for undergoing the pinacol rearrangement in the presence of acid and for being the namesake of the pinacol coupling reaction.
Quick Facts Names, Identifiers ...
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Names | |
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Preferred IUPAC name
2,3-Dimethylbutane-2,3-diol | |
Other names
2,3-Dimethyl-2,3-butanediol Tetramethylethylene glycol 1,1,2,2-Tetramethylethylene glycol Pinacone | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.000.849 ![]() |
EC Number |
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PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C6H14O2 | |
Molar mass | 118.174 g/mol |
Appearance | White solid |
Density | 0.967 g/cm3 |
Melting point | 40 to 43 °C (104 to 109 °F; 313 to 316 K) |
Boiling point | 171 to 173 °C (340 to 343 °F; 444 to 446 K) |
Hazards | |
GHS labelling: | |
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Warning | |
H228, H315, H319, H335 | |
P210, P240, P241, P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P405, P501 | |
Flash point | 77 °C (171 °F; 350 K) |
Safety data sheet (SDS) | External MSDS |
Related compounds | |
Related compounds |
Pinacolone |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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