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CAS No. : | 6049-54-3 | MDL No. : | MFCD00181810 |
Formula : | C9H11NO3 | Boiling Point : | No data available |
Linear Structure Formula : | - | InChI Key : | - |
M.W : | 181.19 | Pubchem ID : | - |
Synonyms : |
|
Chemical Name : | 3-Amino-3-(4-hydroxyphenyl)propanoic Acid |
Signal Word: | Warning | Class: | |
Precautionary Statements: | P261-P280-P301+P312-P302+P352-P305+P351+P338 | UN#: | |
Hazard Statements: | H302-H315-H319-H335 | Packing Group: | |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
70% | With ammonium acetate; In butan-1-ol;Reflux; | General procedure: A mixture of appropriate aldehyde 2.40 g (1-15), 2.44 g ofmalonic acid and 3.54 g of ammonium acetate (1:1.1:2.3), in 200mLof the 1-butanol was refluxed for 1.5-2 h until the evolution of CO2ceased. The precipitate formed was filtered and washed withboiling 1-butanol (2 x 50 mL), boiling ethanol (2 x 50 mL) and100mL of water. Precipitates were dried at 80-100 C for 8-10 h.Purity of product was checked by TLC, and yield obtained about65-80% in each reaction. |
65% | To a 2 liter three-mouth flask in of hydroxy benzaldehyde (100 g, 0 . 82 μM), ammonia acetate (126 g, 1 . 64 μM) and volume than 97.5% of ethanol (1.2 L). 40 C when stirring 30 minutes; then adding malonic acid (170 g, 1 . 64 μM), heating reflux for 60 hours. After cooling to room temperature, filtering and separating the white solid, for the volume ratio of 1:1 of ethanol and water mixed solution (100 ml) washing, vacuum drying to obtain a white solid, compound 1 (88.8 g, 0 . 53 μM, 65%). |