Acidum 4-hydroxyphenylaceticum CAS 156-38-7
Acidum 4-hydroxyphenylaceticum est pulvis crystallinus albus vel leviter flavus. Punctum liquefactionis 149-151 ℃. Sublimari potest. In aethere, ethanolo, et aethylico acetato dissolvitur. Pondus moleculare relativum acidi 4-hydroxyphenylacetici 152.15 habet. Punctum liquefactionis 149-151 ℃. Sublimari potest.
Res | Specificatio |
Punctum ebullitionis | 234.6°C (aestimatio approximata) |
Densitas | 1.2143 (aestimatio approximata) |
Punctum fusionis | 148-151°C (lit.) |
Refractio | 1.4945 (aestimatio) |
Conditiones repositionis | Atmosphaera inertis |
pKa | 4.50±0.10 (Praedictum) |
Synthesis organica acidi 4-hydroxyphenylacetici. Intermedia synthesis organicae ad productionem atenololi, inhibitoris receptorum β, et daidzeini -4,7-dihydroxyflavoni, substantiae activae *Puerariae lobatae*, adhibentur; acidum 4-hydroxyphenylaceticum etiam ut intermedium pesticidae adhiberi potest. Reagentia reactionis acylationis pro compositis phenolicis et compositis aminicis.
Solet in tympano 25kg involutum, et etiam potest fieri sarcina ad singulorum necessitates aptata.

Acidum 4-hydroxyphenylaceticum CAS 156-38-7

Acidum 4-hydroxyphenylaceticum CAS 156-38-7