The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobe...The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobenzaldehyde, and its crystal structure was determined by singlecrystal X-ray diffraction. The crystal belongs to the triclinic system, space group P1 with a = 7.9748(4), b = 10.1803(5), c = 11.4603(6), α = 102.882(1), β = 100.253(1), γ = 104.457(1)°, V = 850.95(7)3, Z = 2, F(000) = 392, C16H15Cl2N5S, Mr = 380.29, Dc = 1.484 g/cm3, S = 1.095, μ = 0.512 mm-1, the final R = 0.0301 and wR = 0.0965 for 3334 observed reflections (I 〉 2σ(I)). The preliminary antitumor activity shows that for the title compound the IC50 of Hela is 0.175 μmol/mL and that of Bel7402 is 0.156 μmol/mL.展开更多
目的探讨E2F转录因子2(E2F2)和多配体蛋白聚糖-4(SDC4)对急性胰腺炎患者病情评估及预后诊断的价值。方法将2018年4月至2020年4月西安市中心医院收治的45例轻症急性胰腺炎患者作为轻症组,56例重症急性胰腺炎患者为重症组;将同期20名来我...目的探讨E2F转录因子2(E2F2)和多配体蛋白聚糖-4(SDC4)对急性胰腺炎患者病情评估及预后诊断的价值。方法将2018年4月至2020年4月西安市中心医院收治的45例轻症急性胰腺炎患者作为轻症组,56例重症急性胰腺炎患者为重症组;将同期20名来我院进行健康体检者作为对照组。比较各组研究对象的一般资料及临床特征;比较三组研究对象的E2F2、SDC4 m RNA和蛋白表达水平;分析E2F2、SDC4表达水平与急性胰腺炎患者JPN评分的相关性;分析血清SDC4、E2F2水平和JPN评分对急性胰腺炎的诊断价值。结果轻症组和重症组的腹痛、恶心呕吐发生率无明显差异(P>0.05);重症组的腹胀、全身性并发症发生率高于轻症组(P<0.05);轻症组和重症组的血清淀粉酶、脂肪酶、降钙素原、乳酸脱氢酶(LDH)以及C反应蛋白(CRP)水平高于对照组(P<0.01);重症组的血清淀粉酶、脂肪酶、降钙素原、LDH、CRP水平及JPN评分高于轻症组(P<0.01)。轻症组和重症组的E2F2、SDC4 m RNA和蛋白表达水平显著高于对照组,且重症组高于轻症组(P<0.05)。E2F2和SDC4表达水平与急性胰腺炎患者JPN评分呈正相关(P<0.001);E2F2表达水平与SDC4表达水平呈正相关(P<0.001)。血清E2F2和SDC4水平对急性胰腺炎的诊断价值较高,与JPN评分相似。结论E2F2和SDC4可作为评估急性胰腺炎患者发病及预后的潜在指标。展开更多
The title compound has been synthesized by the reaction of 1-bromo-3,3-dime- thyl- 1 - (1 H- 1,2,4-triazol- 1 -yl)butan-2-one with 1 -(2-fluorophenyl)thiourea, and its crystal struc- ture was determined by single-...The title compound has been synthesized by the reaction of 1-bromo-3,3-dime- thyl- 1 - (1 H- 1,2,4-triazol- 1 -yl)butan-2-one with 1 -(2-fluorophenyl)thiourea, and its crystal struc- ture was determined by single-crystal X-ray diffraction. The crystal belongs to the orthorhombic system, space group Pbca with a = 15.2568(6), b = 12.1533(5), c = 16.7307(7) A, Z = 8, V = 3102.2(2) A3, Mr = 317.39, Dc = 1.359 g/cm3, S = 1.05, μ = 0.223 mm-1, F(000) = 1328, the final R = 0.034 and wR = 0.097 for 2590 observed reflections (I 〉 2σ(I)). X-ray crystal structure presents the intramolecular N-H…N hydrogen bond, which plays an important role in stabilizing the crystal structure. In addition, the preliminary biological test on the title compound shows good antitumor activity, with IC50 of 0.122 μmol/mL against the Hela cell line.展开更多
基金Supported by the Natural Science Foundation of Hunan Province (No. 07JJ302)
文摘The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobenzaldehyde, and its crystal structure was determined by singlecrystal X-ray diffraction. The crystal belongs to the triclinic system, space group P1 with a = 7.9748(4), b = 10.1803(5), c = 11.4603(6), α = 102.882(1), β = 100.253(1), γ = 104.457(1)°, V = 850.95(7)3, Z = 2, F(000) = 392, C16H15Cl2N5S, Mr = 380.29, Dc = 1.484 g/cm3, S = 1.095, μ = 0.512 mm-1, the final R = 0.0301 and wR = 0.0965 for 3334 observed reflections (I 〉 2σ(I)). The preliminary antitumor activity shows that for the title compound the IC50 of Hela is 0.175 μmol/mL and that of Bel7402 is 0.156 μmol/mL.
文摘目的探讨E2F转录因子2(E2F2)和多配体蛋白聚糖-4(SDC4)对急性胰腺炎患者病情评估及预后诊断的价值。方法将2018年4月至2020年4月西安市中心医院收治的45例轻症急性胰腺炎患者作为轻症组,56例重症急性胰腺炎患者为重症组;将同期20名来我院进行健康体检者作为对照组。比较各组研究对象的一般资料及临床特征;比较三组研究对象的E2F2、SDC4 m RNA和蛋白表达水平;分析E2F2、SDC4表达水平与急性胰腺炎患者JPN评分的相关性;分析血清SDC4、E2F2水平和JPN评分对急性胰腺炎的诊断价值。结果轻症组和重症组的腹痛、恶心呕吐发生率无明显差异(P>0.05);重症组的腹胀、全身性并发症发生率高于轻症组(P<0.05);轻症组和重症组的血清淀粉酶、脂肪酶、降钙素原、乳酸脱氢酶(LDH)以及C反应蛋白(CRP)水平高于对照组(P<0.01);重症组的血清淀粉酶、脂肪酶、降钙素原、LDH、CRP水平及JPN评分高于轻症组(P<0.01)。轻症组和重症组的E2F2、SDC4 m RNA和蛋白表达水平显著高于对照组,且重症组高于轻症组(P<0.05)。E2F2和SDC4表达水平与急性胰腺炎患者JPN评分呈正相关(P<0.001);E2F2表达水平与SDC4表达水平呈正相关(P<0.001)。血清E2F2和SDC4水平对急性胰腺炎的诊断价值较高,与JPN评分相似。结论E2F2和SDC4可作为评估急性胰腺炎患者发病及预后的潜在指标。
基金Project supported by the National Technology R&D Program (No. 2011 BAE06B01)
文摘The title compound has been synthesized by the reaction of 1-bromo-3,3-dime- thyl- 1 - (1 H- 1,2,4-triazol- 1 -yl)butan-2-one with 1 -(2-fluorophenyl)thiourea, and its crystal struc- ture was determined by single-crystal X-ray diffraction. The crystal belongs to the orthorhombic system, space group Pbca with a = 15.2568(6), b = 12.1533(5), c = 16.7307(7) A, Z = 8, V = 3102.2(2) A3, Mr = 317.39, Dc = 1.359 g/cm3, S = 1.05, μ = 0.223 mm-1, F(000) = 1328, the final R = 0.034 and wR = 0.097 for 2590 observed reflections (I 〉 2σ(I)). X-ray crystal structure presents the intramolecular N-H…N hydrogen bond, which plays an important role in stabilizing the crystal structure. In addition, the preliminary biological test on the title compound shows good antitumor activity, with IC50 of 0.122 μmol/mL against the Hela cell line.