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CAS:156-38-7
Molecular Formula:C8H8O3
Peso Molecular:152.15
EINECS:205-851-3
Synonyms:RARECHEM AL BO 0188; P-HYDROPHENYLACETIC ACID; P-HYDROXYPHENYLACETIC ACID; PHPA; AKOS 236-100; 4-HYDROXYPHENYLACETIC ACID; 4-HYDROXYPHENYLACETIC ACID, FOR FLUORESC ENCE
What is 4-Hydroxyphenylacetic acid CAS 156-38-7？
4-Hydroxyphenylacetic acid precipitates as white needle shaped crystals from water. The relative molecular weight is 152.15. Melting point 149-151 ℃. Can be sublimated. Difficult to dissolve in cold water, soluble in hot water, ether, ethanol, and ethyl acetate. Hydroxyphenylacetic acid reacts with ferric chloride to form a purple green precipitate
Especificação
| Item | Especificação |
| Ponto de ebulição | 234.6°C (rough estimate) |
| Densidade | 1.2143 (rough estimate) |
| Ponto de fusão | 148-151 °C(lit.) |
| Refractivity | 1.4945 (estimate) |
| Condições de armazenamento | Inert atmosphere |
| os valores de pKa | 4.50±0.10(Predicted) |
Aplicação
4-Hydroxyphenylacetic acid is used as a pharmaceutical raw material for the preparation of cephalosporin antibiotics, antipyretic analgesics, etc; Pesticide raw material, 4-hydroxyphenylacetic acid, is used to prepare pyrethroid insecticides; 4-Hydroxyphenylacetic acid is used as a fluorescent reagent for the determination of oxidase; Intermediate in organic synthesis.
Embalagem
Geralmente embalados em 25 kg/tambor,e também pode ser fazer o pacote personalizado.
Sinônimos
RARECHEM AL BO 0188; P-HYDROPHENYLACETIC ACID; P-HYDROXYPHENYLACETIC ACID; PHPA; AKOS 236-100; 4-HYDROXYPHENYLACETIC ACID; 4-HYDROXYPHENYLACETIC ACID, FOR FLUORESC ENCE
