2,4-dihydroxybenzophenone
Structural formula | |||||||||||||||||||
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General | |||||||||||||||||||
Surname | 2,4-dihydroxybenzophenone | ||||||||||||||||||
other names |
Benzoresorcinol |
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Molecular formula | C 13 H 10 O 3 | ||||||||||||||||||
Brief description |
colorless to yellowish solid |
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properties | |||||||||||||||||||
Molar mass | 214.22 g mol −1 | ||||||||||||||||||
Physical state |
firmly |
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density |
1.32 g cm −3 |
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Melting point |
143-146 ° C |
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boiling point |
194 ° 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 . |
2,4-Dihydroxybenzophenone (also benzoresorcinol ) is an organic compound . It belongs to the compound classes of the ketones or phenols .
properties
2,4-Dihydroxybenzophenone is a colorless to yellowish, finely crystalline powder. 2,4-Dihydroxybenzophenone has a flash point of 125 ° C.
Manufacturing
The synthesis takes place in an aqueous solution of benzotrichloride and resorcinol in the presence of an emulsifier .
use
2,4-dihydroxybenzophenone is used for fluorimetric boron - analytics as well as absorber for ultraviolet light in plastics used.
safety instructions
The compound causes irritation on contact with eyes and skin . The lethal dose LD 50 for rats after oral ingestion is over 5 g / kg body weight.
Individual evidence
- ↑ a b c d Entry on 2,4-dihydroxybenzophenone. In: Römpp Online . Georg Thieme Verlag, accessed on September 29, 2014.
- ↑ a b c Data Sheet 2,4-dihydroxybenzophenone (PDF) at Merck , accessed March 9, 2010 .
- ↑ a b Entry on 2,4-dihydroxybenzophenone in the GESTIS substance database of the IFA , accessed on July 23, 2016(JavaScript required) .
- ↑ Data sheet 2,4-dihydroxybenzophenone from AlfaAesar, accessed on March 9, 2010 ( PDF )(JavaScript required) .
- ↑ US Patent 4990680