国产精品1024永久观看,大尺度欧美暖暖视频在线观看,亚洲宅男精品一区在线观看,欧美日韩一区二区三区视频,2021中文字幕在线观看

  • <option id="fbvk0"></option>
    1. <rt id="fbvk0"><tr id="fbvk0"></tr></rt>
      <center id="fbvk0"><optgroup id="fbvk0"></optgroup></center>
      <center id="fbvk0"></center>

      <li id="fbvk0"><abbr id="fbvk0"><dl id="fbvk0"></dl></abbr></li>

      巴比妥酸類化合物、制備方法及其應用_3

      文檔序號:9779314閱讀:來源:國知局
      G-氰基苯基)脲
      [0131] 參考實施例1,以對氰基苯胺為原料合成1-(4_氰基苯基)脲,收率77.6%</Η匪R (300MHz,DMS0-d6)58.81(saH,-NH-),7.82(dJ = 8.4Hz,2H,ArH),7.61(dJ = 8.4Hz,2H, ArH),5.99(s,2H,-NH2).
      [0132] (3)l-(4-氰基苯基)嘧啶-2,4,6(1H,3H,5H)-S_
      [0134]參考實施例1,以l-(4-氰基苯基)脲為原料合成l-(4-氰基苯基)嘧啶_2,4,6(1H, 3!1,5!1)-三酮,收率55.3%。1!1匪1?(3001泡,0150-(16)311.59(8,1!1,-噸-),7.96((1,了 = 8.4Hz,2H,ArH),7.48(dJ = 8.3Hz,2H,ArH),3.75(s,2H,-CH2-).
      [0135] (4)"/2)-5-((1!1-吲哚-2-基)亞甲基)-1-(4-氰基苯基)嘧啶-2,4,6(1!1,3!1,5!〇- 三酮(1-9)
      [0137] 參考實施例1,以l-(4-氰基苯基)嘧啶-2,4,6(1H,3H,5H)_三酮為原料合成1-9,收 率為73.5%。]?4.>250。(3. 111匪1?(3001!^,0150-(16)312.44(8,1!1,111(1〇16-噸-),12.02(8, lH,indole-NH-)ai.93(saH,-NH-)ai.80(saH,-NH-),8.43(saH,-CH-),8.36(saH,-CH-),8.03-7.98(m,4H,ArH),7.76-7.59(ma〇H,ArH),7.41-7.32(m,2H,ArH),7.17-7.11 (m,2Η,ArH).HRMS(ESI) :m/z[M+H]+calcd for C20H12N4O3: 355.0837 ;found: 355.084.
      [0138] 實施例10
      [0139] (E/Z)-5-(3,4-二羥基苯亞甲基)-1-(3-三氟甲基苯基)嘧啶-2,4,6(1H,3H,5H)-三酮(1-10)的制備
      [0141] 參考實施例1,以1-(3_三氟甲基苯基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮為原料合成1-10,收率為86.2%。]?.?.235-236。(3. 111匪1?(3001抱,0150-(16)311.62(8,1!1,-噸-),11.54(8, lH,-NH-)a〇.42(s,2H,-〇H),9.50(s,2H,-〇H),8.23(m,2H,-CH-,2H,ArH),7.81-7.60(m, 10H,ArH),6.87(saH,ArH),6.84(saH,ArH).HRMS m/z : ([M+Na] + )calcd for Ci8HnF3N2O5: 415.0512;found:415.0512.
      [0142] 實施例11
      [0143] (E/Z)-1-(4-氯苯基)-5-(3,4-二羥基苯亞甲基)嘧啶-2,4,6(1H,3H,5H)-S_(I-11)的制備
      [0145] 參考實施例1,以l-(4-氯苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-11,收 率為77.9%。]?.?.>250。(3. 111匪1?(3001他,0150-(16)311.58(8,1!1,-噸-),11.48(8,1!1,-NH-)a0.40(s,2H,-OH),9.50(s,2H,-OH),8.23-8.15(m,2H,-CH-,2H,ArH),7.59-7.52(m, 6H,ArH),7.37(dJ = 7.8Hz,4H,ArH),6.86(saH,ArH),6.83(saH,ArH).HRMS m/z:([M+H ] + )calcd for C17H11CIN2O5:359.0429;found:359.0428.
      [0146] 實施例12
      [0147] (E/Z)-1-(4-溴苯基)-5-(3,4_ 二羥基苯亞甲基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮的 (1-12)制備
      [0149] 參考實施例1,以1-(4_溴苯基)嘧啶-(2,4,6(1!1,3!1,5!〇-三酮為原料合成1-12,收 率為74.3%。]?.?.>250。(3. 111匪1?(3001抱,0150-(16)311.57(8,1!1,-噸),11.46(8,1!1,-噸), 10.42(s,2H,-OH),9.50(s,2H,-OH),8.22-8.15(m,2H,-CH-,2H,ArH),7.68-7.56(m,6H, ArH),7.30(d,J = 8.1Hz,4H,ArH),6.86(saH,ArH),6.83(saH,ArH).HRMS m/z:([M+H] + ) calcd for Ci7HnBrN2〇5:402.9924;found:402.9931.
      [0150] 實施例13
      [0151] (E/Z)-1-(4-甲氧基苯基)-5-(3,4-二羥基苯亞甲基)嘧啶-2,4,6(1H,3H,5H)-S 酮a-π)的制備
      [0152] (1)1-(4-甲氧基苯基)脲
      [0154] 參考實施例1,以對甲氧基苯胺為原料合成1-(4_甲氧基苯基)脲,收率80.0% ,H NMR(300MHz,DMS0-d6)S8.79(s,lH,-N^-),7.27(d,J = 8.3Hz,2H,A^p,6.92(d,J = 8.4Hz, 2H,ArH),5.78(s,2H,-NH2),3.79(s,3H,-0CH3).
      [0155] (3H-(4-甲氧基苯基)嘧啶-2,4,6(1H,3H,5H)-S_
      [0157] 參考實施例1,以l-(4-甲氧基苯基)脲為原料合成l-(4-甲氧基苯基)嘧啶_2,4,6 (1!1,3!1,5!〇-三酮,收率66.2%。 1!1匪1?(3001抱,015〇-(16)311.42(8,1!1,-噸-),7.14((1,了 = 8.4Hz,2H,ArH),7.00(dJ = 8.3Hz,2H,ArH),3.79(s,3H,-0CH3),3.71(s,2H,-CH2-).
      [0158] (4)"/2)-1-(4-甲氧基苯基)-5-(3,4-二羥基苯亞甲基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮(1-13)
      [0160] 參考實施例1,以1-(4_甲氧基苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-13,收率為74.6% J.p. SSSOqC-1H NMR(300MHz,DMS0-d6)Sll .51 (s,lH,_噸-),11.40(s, lH,-NH-)a〇.39(s,2H,-〇H),9.51(s,2H,-〇H),8.25-8.15(m,2H,-CH-,2H,ArH),7.67-7.56 (m,2H,ArH),7.25-7.20(m,4H,ArH),7.02-6.98(m,4H,ArH),6.88-6.83(m,2H,ArH),3.80 (s,6H,-OCH3). HRMS m/z : ([M+H] + )calcd for Ci8Hi4N2Oe: 355.0925; found: 355.0925.
      [0161] 實施例14
      [0162] 化/2)-5-(3,4-二羥基苯亞甲基)-1-(4-甲苯基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮(1-14)的制備
      [0164] 參考實施例1,以l-(4-甲苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-14,收 率為64.9%。]\1.口.229-230。(3.111匪1?(3001!^,0150-(16)311.49(8,2!1,-噸-),10.31(8,2!1,-OH),9.46(s,2H,-OH),8.21-8.18(m,2H,-CH-,2H,ArH),7.61-7.57(m,2H,ArH),7.27-7.16 (m,8H,ArH),6.85(saH,ArH),6.82(saH,ArH),2.36(s,3H,-CH3),2.32(s,3H,-CH 3) .HRMS m/z:([M+H] + )calcd for Ci8HwN2O5:339.0975;found:339.0982.
      [0165] 實施例15
      [0166] (E/Z)-5-(3,4-二羥基苯亞甲基)-1-(4-三氟甲基苯基)嘧啶-2,4,6(1Η,3Η,5Η)_ 三酮(1-15)的制備
      [0168] 參考實施例1,以1-(4-(三氟甲基)苯基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮為原料合成 1-15,收率為73.8%。]?.?.>250。(3. 111匪1?(3001抱,0150-(16)311.64(8,1!1,-噸-),11.53(8, lH,-NH-)a〇.45(s,2H,-〇H),9.51(s,2H,-〇H),8.25-8.16(m,2H,-CH-,2H,ArH),7.87(dJ = 7.9Hz,4H,ArH),7.67-7.58(m,6H,ArH),6.89(saH,ArH),6.83(saH,ArH).HRMS(m/z): ([M+H] + )calcd for Ci8HnF3N2O5:393.0693;found:393.0693.
      [0169] 實施例16
      [0170] (E/Z)-5-(3,4-二羥基苯亞甲基)-1-(4-氰基苯基)嘧啶-2,4,6(1H,3H,5H)-S_ (1-16)的制備
      [0172] 參考實施例1,以1-(4_氰基苯基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮為原料合成1-16, 收率為 87.3% I. PJSgjSOaC-1H 匪 R(300MHz,DMS0-d6)Sll.64(s,lH,-N 廷-),11.53(s, lH,-NH-)a〇.42(s,2H,-〇H),9.51(s,2H,-〇H),8.25-8.16(m,2H,-CH-,2H,ArH),7.98-7.95 (m,4H,ArH),7.67-7.56(m,6H,ArH),6.89(saH,ArH),6.82(saH,ArH).HRMS m/z:([M+H ] + )calcd for Ci8HiiN3〇5:350.0771 ;found:350.0774.
      [0173] 實施例17
      [0174] (E/Z)-5-(3,4-二羥基苯亞甲基)-1-苯基嘧啶-2,4,6(1!1,3!1,5!1)-三酮(1-17)的 制備
      [0176] 參考實施例1,以1-苯基嘧啶-2,4,6(1H,3H,5H)_三酮為原料合成1-17,收率為 76.1%< 3M.p.>250°C.1HMffi(300MHz,DMS0-d6)Sll.56(s,lH,-N^p,11.45(s,lH,-N^p, 10.39(s,2H,-OH),9.51(s,2H,-OH),8.26-8.16(m,2H,-CH-,2H,ArH),7.66-7.32(ma2H, ArH),6.88(s,lH,ArH),6.83(s,lH,ArH).HRMS m/z:([M+H]+)calcd for C17H12N2O5: 325.0819;found:325.0825.
      [0177] 實施例18
      [0178] 化/2)-5-(3,4-二羥基苯亞甲基)-1-(2-甲苯基)嘧啶-2,4,6(1!1,3!1,5!〇-三酮(1-18)的制備
      [0180] 參考實施例1,以l-(2-甲苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-18,收 率為71.6%。]?.?.229-230。(3. 111匪1?(3001抱,0150-(16)311.58(8,1!1,-噸),11.47(8,1!1,-NH)a〇.35(s,2H,-〇H),9.49(s,2H,-〇H),8.24(s,2H,-CH),8.17(s,2H,ArH),7.67-7.56(m, 2H,ArH) ,7.35-7.27(m,8H,ArH) ,6.91(saH,ArH) ,6.83(s,lH,ArH) ,2.09(s,6H,-CH3) .HRMS m/z:([M+H] + )calcd for Ci8HwN2O5:339.0975;found:339.0971.
      [0181] 實施例19
      [0182] (E/Z)-5-(3-羥基苯亞甲基)-1-(4-甲苯基)嘧啶-2,4,6(1H,3H,5H)-S_(I-19) 的制備
      [0184] 參考實施例1,以l-(4-甲苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-19,收 率為 70.1 % J.p. SdgjSOt3C-1H MMR(300MHz,DMS0-d6)Sll.68(s,lH,-N^p,11.54(s,lH,-NH),9.71(saH,-OH),9.65(saH,-OH),8.28(saH,-CH-),8.21(saH,-CH-),7.63(s,2H, ArH),7.45-7.17(ma2H,ArH),6.97-6.91(m,2H,ArH),2.36(s,6H,-CH3).HRMS m/z:([M+H ] + )calcd for Ci8Hi4N2〇4:323.1026;found:323.1034.
      [0185] 實施例20
      [0186] (E/Z)-1-(4-溴苯基)-5-(4-羥基-3-甲氧基苯亞甲基)嘧啶-2,4,6(1H,3H,5H)-S 酮α-20)的制備
      [0188] 參考實施例1,以1-(4-溴苯基)嘧啶-2,4,6(1!1,3!1,5!1)-三酮為原料合成1-20,收 率為69.5%。]?.?.>250。(3. 111匪1?(3001他,0150-(16)311.62(8,1!1,-噸-),11.51(8,1!1,-NH-)a〇.59(saH,-〇H)a〇.56(saH,-〇H),8.47(saH,-CH-),8.34(saH,-CH-),8.25(s, ΙΗ,ΑγΗ),8.24(saH,ArH),7.91-7.79(m,2H,ArH),7.69-7.66(m,4H,ArH),7.33-7.29(m, 4H,ArH),6.93-6.87(m,2H,ArH),3.84(s,3H,
      當前第3頁1 2 3 4 5 
      網(wǎng)友詢問留言 已有0條留言
      • 還沒有人留言評論。精彩留言會獲得點贊!
      1