4-Hydroxyphenylpyruvic acid
4-Hydroxyphenylpyruvic acid атрибут
| Температура плавления: |
219-220 °C (dec.) (lit.) |
| Температура кипения: |
272.96°C (rough estimate) |
| плотность: |
1.2933 (rough estimate) |
| показатель преломления: |
1.4500 (estimate) |
| температура хранения: |
Inert atmosphere,Room Temperature |
| растворимость: |
этанол: растворим 50 мг/мл |
| пка: |
2.50±0.54(Predicted) |
| форма: |
Кристаллический |
| цвет: |
От белого до загара |
| Растворимость в воде: |
малорастворимый |
| БРН: |
2691632 |
| Стабильность:: |
гигроскопичный |
| Справочник по базе данных CAS: |
156-39-8(CAS DataBase Reference) |
| FDA UNII: |
0YP1694WNQ |
| Справочник по химии NIST: |
Benzenepropanoic acid, 4-hydroxy-«alpha»-oxo-(156-39-8) |
| UNSPSC Code: |
12352100 |
| NACRES: |
NA.22 |
4-Hydroxyphenylpyruvic acid химические свойства, назначение, производство
Химические свойства
grey to orange-brown powder
Использование
4-Hydroxyphenylpyruvic Acid is general organic reagent used in the synthesis of latifolicinin A analogs as inhibitors of breast cancer. Also used in the preparation of amperometric biosensors for β-triketone herbicides based on hydroxyphenylpyruvate.
Определение
ChEBI: An oxo carboxylic acid that is pyruvic acid in which one of the methyl hydrogens is substituted by a 4-hydroxyphenyl group.
Общее описание
4-hydroxyphenylpyruvic acid can be determined in pork meat and Iberian ham samples by a sensitive method of multiple reaction monitoring (MRM) by mass spectrometry.
Методы очистки
p-Hydroxyphenylpyruvic acid [156-39-8] M 180.2, m 220o(dec), pKEst ~2.3. Crystallise it three times from 0.1M HCl/EtOH (4:1, v/v) immediately before use [Rose & Powell Biochem J 87 541 1963], or from Et2O. The 3,4-dinitrophenylhydrazone has m 178o. [Beilstein 10 IV 3630.]
4-Hydroxyphenylpyruvic acid препаратная продукция и сырье
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4-Hydroxyphenylpyruvic acid поставщик
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