1,3-diphenyl-2-propanone
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 1,3-diphenyl-2-propanone | |||||||||||||||
other names |
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Molecular formula | C 15 H 14 O | |||||||||||||||
Brief description |
white to light yellow solid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 210.27 g mol −1 | |||||||||||||||
Physical state |
firmly |
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density |
1.04 g cm −3 |
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Melting point |
32-34 ° C |
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boiling point |
330 ° C |
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solubility |
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safety instructions | ||||||||||||||||
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Toxicological data | ||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
1,3-Diphenyl-2-propanone is a chemical compound belonging to the ketone group .
Extraction and presentation
1,3-Diphenylpropanone can be synthesized by heating α, α'-phenylbenzylethylene glycol or α, α'-phenylbenzylethylene oxide in the presence of dilute sulfuric acid or zinc (II) chloride and by dry distillation of phenyl acetate and magnesium chloride or other salts of phenylacetic acid .
properties
1,3-Diphenyl-2-propanone is a white to light yellow solid that is sparingly soluble in water. The compound has a sweet, faint, fruity odor reminiscent of bitter almond .
use
1,3-diphenyl-2-propanone is in the aldol - condensation reaction with benzil (a dicarbonyl) and a base to make tetraphenylcyclopentadienone used. The compound is defined as a precursor for the synthesis of structurally fluorescent polyphenylene - dendrimers as a light emitter for organic light emitting diodes used. It is also used in the synthesis of several other polycyclic aromatic hydrocarbons and conjugated polymers . 1,3-Diphenyl-2-propanone is also used as a flavoring agent.
Individual evidence
- ↑ a b c d e f George A. Burdock: Fenaroli's Handbook of Flavor Ingredients . CRC Press, 2016, ISBN 978-1-4200-9086-4 , pp. 516 ( limited preview in Google Book search).
- ↑ a b c d e f g h i data sheet 1,3-diphenyl-2-propanone, 99% from Sigma-Aldrich , accessed on April 9, 2019 ( PDF ).
- ↑ a b c d data sheet 1,3-Diphenylacetone, 98 +% from AlfaAesar, accessed on April 9, 2019 ( PDF )(JavaScript required) .
- ^ William M. Haynes: CRC Handbook of Chemistry and Physics . CRC Press, 2014, ISBN 978-1-4822-0868-9 , pp. 232 ( limited preview in Google Book search).