828-81-9
基本信息
5-(2-氯-苯基)-[1,3,4]噻二唑-2-胺
VITAS-BB TBB000090
IFLAB-BB F1386-0067
5-(2-CHLOROPHENYL)-1,3,4-THIADIAZOL-2-AMINE
2-AMINO-5-(2-CHLOROPHENYL)-1,3,4-THIADIAZOLE
1,3,4-Thiadiazol-2-aMine, 5-(2-chlorophenyl)-
5-(2-CHLORO-PHENYL)-[1,3,4]THIADIAZOL-2-YLAMINE
物理化学性质
| 熔点 | 192-195 °C |
| 沸点 | 393.8±44.0 °C(Predicted) |
| 密度 | 1.461±0.06 g/cm3(Predicted) |
| 储存条件 | under inert gas (nitrogen or Argon) at 2–8 °C |
| 酸度系数(pKa) | 2.28±0.10(Predicted) |
| 形态 | solid |
| 外观 | Light yellow to brown Solid |
| InChI | 1S/C8H6ClN3S/c9-6-4-2-1-3-5(6)7-11-12-8(10)13-7/h1-4H,(H2,10,12) |
| InChIKey | JKSGNHRIXMYPIO-UHFFFAOYSA-N |
| SMILES | Nc1nnc(s1)-c2ccccc2Cl |
安全数据
| 危险性符号(GHS) | ![]() GHS07 |
| 警示词 | 警告 |
| 危险性描述 | H315-H319-H335 |
| 防范说明 | P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P362+P364-P403+P233-P501c |
| 危险品标志 | Xi,T |
| 危险类别码 | 25 |
| 安全说明 | 45 |
| WGK Germany | WGK 3 |
| 危险等级 | IRRITANT |
| 存储类别 | 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects |
| 危险性类别 | Acute Tox. 3 Oral |
制备方法
79-19-6
118-91-2
828-81-9
5.1.1 5-(2-氯苯基)-1,3,4-噻二唑-2-胺(68)的合成:将2-氯苯甲酸(5.18g,25mmol)和氨基硫脲(2.28g,25mmol)溶于POCl3(7ml)中,于75℃下剧烈搅拌0.5小时。反应完成后,加入H2O(30ml),并将混合物加热回流4小时。随后,用50% NaOH溶液调节反应混合物至pH 8。过滤收集沉淀,滤饼通过乙醇重结晶纯化,得到黄色晶体产物68,产量3.90g,产率88%,熔点190-192℃(EtOH)。产物经ESI-MS分析,m/z:212.1 [M + H]+;1H NMR(CDCl3)δ 7.45-7.50(m, 4H),7.60-7.62(m, 1H),7.99-8.01(m, 1H)。化合物60-81的合成方法与此相同。
参考文献:
[1] Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1999, vol. 38, # 8, p. 998 - 1001
[2] Bioorganic and Medicinal Chemistry, 2014, vol. 22, # 21, p. 5766 - 5775
[3] Medicinal Chemistry Research, 2018, vol. 27, # 7, p. 1800 - 1821
[4] Medicinal Chemistry Research, 2012, vol. 21, # 6, p. 816 - 824
[5] Journal of Chemical Research, 2014, vol. 38, # 6, p. 347 - 350
