7298-67-1

基本信息
2-羥基-5-乙酰胺基苯乙酮
2-羥基-5-乙酰氨基苯乙酮
5'-乙酰氨基-2'-羥基苯乙酮
2-羥基-5-乙酰胺基苯乙酮(成品)
N-(3-乙?;?4-羥基苯基)乙酰胺
N1-(3-乙?;?4-羥基苯基)乙酰胺
3'-Acetyl-4'-hydroxyacetanilide
5'-Acetamido-2'-hydroxypropiophenone
5'-AcetylaMino-2'-hydroxyacetophenone
N-(3-acetyl-4-hydroxyphenyl)acetamide
N1-(3-ACETYL-4-HYDROXYPHENYL)ACETAMIDE
5'-Acetamido-2'-hydroxyacetophenone >
Acetamide, N-(3-acetyl-4-hydroxyphenyl)-
物理化學(xué)性質(zhì)
制備方法

51-66-1

75-36-5

7298-67-1
以4-甲氧基乙酰苯胺和乙酰氯為原料合成2-羥基-5-乙酰氨基苯乙酮的一般步驟:將乙酰氯(25 mL,0.352 mol)緩慢滴加到4-甲氧基乙酰苯胺(20 g,0.121 mol)在二硫化碳(50 mL)中的攪拌懸浮液中。隨后分批加入無水氯化鋁(55 g,0.412 mol)。將反應(yīng)混合物在80-90°C下加熱攪拌90分鐘。反應(yīng)完成后,通過減壓蒸餾除去溶劑。將殘余物小心倒入碎冰和水的混合物中。過濾收集析出的固體,并用水充分洗滌。粗產(chǎn)物溶解于5%(w/v)的氫氧化鈉水溶液中,溶液經(jīng)Celite過濾。濾液用濃鹽酸酸化至pH 1,析出2-羥基-5-乙酰氨基苯乙酮。過濾收集產(chǎn)物,用水洗滌,干燥后得白色固體(21.05 g,收率90%):熔點162-164°C;IR(KBr)ν:3452 cm-1(O-H伸縮振動),1657 cm-1(C=O伸縮振動);1H NMR(DMSO-d6, 500 MHz):δ 2.02(s,3H,-NHCOCH3),2.58(s,3H,-COCH3),6.90(d,1H,5-H),7.65(dd,1H,6-H),8.06(s,1H,2-H),9.89(s,1H,-NHCOCH3),11.54(s,1H,-OH)。元素分析(C10H11NO3)計算值:C,62.17;H,5.74;N,7.25。實測值:C,62.35;H,5.82;N,7.19。
參考文獻:
[1] Bioorganic and Medicinal Chemistry, 2011, vol. 19, # 13, p. 3919 - 3928
[2] Patent: WO2012/107262, 2012, A1. Location in patent: Page/Page column 29
[3] Journal of Organic Chemistry, 1995, vol. 60, # 14, p. 4324 - 4330
[4] Journal of Medicinal Chemistry, 1992, vol. 35, # 21, p. 3973 - 3976
[5] Bioorganic and Medicinal Chemistry, 2004, vol. 12, # 9, p. 2079 - 2098
報價日期 | 產(chǎn)品編號 | 產(chǎn)品名稱 | CAS號 | 包裝 | 價格 |
2025/05/22 | A2698 | 5'-乙酰氨基-2'-羥基苯乙酮 5'-Acetamido-2'-hydroxyacetophenone | 7298-67-1 | 1g | 290元 |
2025/05/22 | A2698 | 5'-乙酰氨基-2'-羥基苯乙酮 5'-Acetamido-2'-hydroxyacetophenone | 7298-67-1 | 5g | 975元 |
2017/11/01 | BTB10078DA | 2-羥基-5-乙酰氨基苯乙酮 N1-(3-acetyl-4-hydroxyphenyl)acetamide | 7298-67-1 | 1GR | 921元 |