CAS:156-38-7
Molecular Formula:C8H8O3
Molecular Weight: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
Specification
| Item | Specification |
| Boiling point | 234.6°C (rough estimate) |
| Density | 1.2143 (rough estimate) |
| Melting point | 148-151 °C(lit.) |
| Refractivity | 1.4945 (estimate) |
| Storage conditions | Inert atmosphere |
| pKa | 4.50±0.10(Predicted) |
Application
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.
Packaging
Usually packed in 25kg/drum,and also can be do customized package.
