ʻAkika 4-Hydroxyphenylacetic CAS 156-38-7
He pauka kristal keʻokeʻo a melemele iki paha ka waikawa 4-Hydroxyphenylacetic. He kiko heheʻe 149-151 ℃. Hiki ke hoʻoheheʻe ʻia. Hoʻoheheʻe ʻia i loko o ka ether, ethanol, a me ka ethyl acetate. He kaumaha molekala pili ko ka waikawa 4-Hydroxyphenylacetic he 152.15. He kiko heheʻe 149-151 ℃. Hiki ke hoʻoheheʻe ʻia.
| Mea | Nā kikoʻī |
| Kikowaena paila | 234.6°C (kuhikuhi maʻamau) |
| Ka nui o ka paʻa | 1.2143 (kuhikuhi maʻamau) |
| Kiko heheʻe | 148-151 °C (mālamalama ʻia) |
| Ka hoʻololi ʻana | 1.4945 (kuhikuhi) |
| Nā kūlana mālama | Lewa paʻa ʻole |
| pKa | 4.50±0.10 (Wānana ʻia) |
Hana ʻia ka synthesis organik o ka waikawa 4-hydroxyphenylacetic. Hoʻohana ʻia nā mea waena synthesis organik no ka hana ʻana o ka β-receptor blocker atenolol a me ka mea hana o Pueraria lobata daidzein -4,7-dihydroxyflavone; Hiki ke hoʻohana ʻia ka waikawa 4-Hydroxyphenylacetic ma ke ʻano he waena pesticide. Nā reagents hopena acylation no nā pūhui phenolic a me nā pūhui amine.
Hoʻopili pinepine ʻia i loko o 25kg / pahu, a hiki ke hana ʻia kahi pūʻolo i hoʻopilikino ʻia.
ʻAkika 4-Hydroxyphenylacetic CAS 156-38-7
ʻAkika 4-Hydroxyphenylacetic CAS 156-38-7
