4-carboxybenzaldehyde
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 4-carboxybenzaldehyde | |||||||||||||||
other names |
4-formylbenzoic acid |
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Molecular formula | C 8 H 6 O 3 | |||||||||||||||
Brief description |
white odorless solid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 150.13 g mol −1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
247 ° C |
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solubility |
soluble in water, methanol, DMSO, ether and chloroform. |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
4-Carboxybenzaldehyde is a chemical compound from the group of aromatic aldehydes ( benzaldehyde derivatives) and an aromatic carboxylic acid ( benzoic acid derivative).
Extraction and presentation
4-Carboxybenzaldehyde is a by-product of the air oxidation of p -Xylene to terephthalic acid .
properties
4-carboxybenzaldehyde is a white, odorless solid that is soluble in water.
use
4-Carboxybenzaldehyde can be used as a reagent in the esterification of 2,2,6,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl to 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl-4- formyl benzoate can be used. It can also be used for the synthesis of acid-functionalized mesoporous silicone catalysts by condensation of its aldehyde group with -NH2 amine-functionalized silicone.
Individual evidence
- ↑ a b c d e data sheet 4-Carboxybenzaldehyde, 98% from AlfaAesar, accessed on January 3, 2019 ( PDF )(JavaScript required) .
- ↑ a b c d Data sheet 4-Formylbenzoic acid, 97% from Sigma-Aldrich , accessed on January 3, 2019 ( PDF ).