405224-22-8
基本信息
5-溴-2-羟基吡啶-3-甲腈
5-溴-2-羟基-3-氰基吡啶
5-溴-3-氰基-2-羟基吡啶
3-氰基-5-溴-2(1H)-吡啶酮
5-溴-3-氰基-2(1H)-吡啶酮
5-溴-3-氰基-2-羟基吡啶,5-溴-2-羟基烟腈
5-溴-3-氰基-2(1H)-吡啶酮,5-溴-3-氰基-2-羟基吡啶
5-Bromo-3-cyano-2(1H)-pyridinone
5-BROMO-2-HYDROXYNICOTINONITRILE
5-BROMO-3-CAYNO-2(1H)-PYRIDINONE
5-BROMO-3-CYANO-2-HYDROXYPYRIDINE
5-Bromo-2-hydroxynicotinonitrile98%
5-Bromo-2-hydroxynicotinonitrile 98%
5-Bromo-3-cyano-2-hydroxypyridine 98%
5-bromo-2-hydroxypyridine-3-carbonitrile
5-BROMO-2-HYDROXY-3-PYRIDINECARBONITRILE
物理化学性质
| 熔点 | 219-221 |
| 沸点 | 292.1±40.0 °C(Predicted) |
| 密度 | 1.84±0.1 g/cm3(Predicted) |
| 储存条件 | Keep Cold |
| 酸度系数(pKa) | 6.87±0.10(Predicted) |
| 形态 | solid |
| 颜色 | Beige |
| InChI | InChI=1S/C6H3BrN2O/c7-5-1-4(2-8)6(10)9-3-5/h1,3H,(H,9,10) |
| InChIKey | SWTLLSLCDHXNIU-UHFFFAOYSA-N |
| SMILES | C1(=O)NC=C(Br)C=C1C#N |
安全数据
| 危险性符号(GHS) | ![]() GHS07 |
| 警示词 | 警告 |
| 危险性描述 | H302-H315-H319-H332-H335 |
| 防范说明 | P261-P280-P305+P351+P338 |
| 危险品标志 | Xi |
| Hazard Note | Irritant/Keep Cold |
| 危险等级 | IRRITANT |
| 海关编码 | 2933399990 |
制备方法
20577-27-9
405224-22-8
以2-氧代-1,2-二氢吡啶-3-腈为原料合成5-溴-2-氧代-1,2-二氢吡啶-3-甲腈的一般步骤:在室温下,将2-氧代-1,2-二氢吡啶-3-腈(50mg,0.42mmol)和乙酸钠(69mg,0.84mmol)溶解于5mL冰乙酸中,搅拌至完全溶解。随后,向该溶液中缓慢加入溴(21.5μL,0.42mmol),反应持续2小时。反应完成后,将混合物在真空下浓缩以除去乙酸。通过柱色谱法(以乙酸乙酯为洗脱剂)纯化粗产物,得到5-溴-2-氧代-1,2-二氢吡啶-3-甲腈(69mg,产率75%),为黄色固体。熔点:216~217℃。1H NMR(400MHz,CD3COCD3):δ11.70(s,1H),8.22(d,J = 2.8Hz,1H),8.05(d,J = 2.8Hz,1H)。
参考文献:
[1] Bioorganic and Medicinal Chemistry Letters, 2015, vol. 25, # 16, p. 3251 - 3255
[2] Bioorganic and Medicinal Chemistry Letters, 2009, vol. 19, # 23, p. 6578 - 6581
[3] Bioorganic and Medicinal Chemistry Letters, 2003, vol. 13, # 9, p. 1577 - 1580
[4] Bioorganic and Medicinal Chemistry Letters, 2013, vol. 23, # 20, p. 5578 - 5585
[5] Patent: US2004/19052, 2004, A1. Location in patent: Page/Page column 17
5-溴-3-氰基-2(1H)-吡啶酮价格(试剂级)
| 报价日期 | 产品编号 | 产品名称 | CAS号 | 包装 | 价格 |
| 2026/09/15 | XW0240522422804 | 5-溴-3-氰基-2(1H)-吡啶酮 | 405224-22-8 | 25G | 534元 |
| 2026/09/15 | XW0240522422803 | 5-溴-3-氰基-2(1H)-吡啶酮 | 405224-22-8 | 10G | 227元 |
| 2026/09/15 | XW0240522422802 | 5-溴-3-氰基-2(1H)-吡啶酮 | 405224-22-8 | 5G | 114元 |
