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第 2 期 杨金来,等: 异长叶烷基-喹唑啉-2-胺衍生物的合成与生物活性评价 ·279·
1.3 喹唑啉衍生物Ⅲa~Ⅲf 的结构表征 C 24 H 31 N 3 :362.2590,found:362.2607。
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13
采用 HNMR、 CNMR、IR、HRMS 等分析手 4-(4- 甲氧 基苯基 )-6,6,10,10- 四甲 基 -5,6,6a,
段表征了异长叶烷基喹唑啉衍生物Ⅲa~Ⅲf 的结构。 7,8,9,10,10a- 八氢 -6a,9- 甲 基苯并 [h] 喹唑 啉 -2- 胺
4-(4- 氯苯基 )-6,6,10,10- 四甲基 -5,6,6a,7,8,9, (Ⅲd):产率 87.4%,白色晶体,m. p. 202.7~203.3 ℃;
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10,10a-八氢-6a,9-甲基苯并[h]喹唑啉-2-胺(Ⅲa):产 []α D = 11.0° (Ⅲd 的质量浓度为 1.2 g/L,C 2H 5OH);
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率 87.8%,白色晶体,m. p. 235.6~236.2 ℃;旋光 IR (KBr),ν/cm :3500,3424,3306,3184,2958,
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度 []α D = 42.7°( Ⅲ a 的质 量浓 度为 1.2 g/L , 2874,1608,1550,1512,1460,1367,1246,1174,
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1
C 2 H 5 OH);IR (KBr),ν/cm :3195,2964,2869, 1032,838; HNMR (600 MHz,DMSO-d 6 ),δ:0.58
1622,1549,1491,1456,1369,1207,1087,834; (s,3H,CH 3 ),0.75 (s,3H,CH 3 ),0.94 (s,3H,
1 HNMR (600 MHz, DMSO-d 6 ),δ:0.59 (s,3H,CH 3 ), CH 3 ),1.07~1.11 (m,1H),1.19 (d,J = 9.8 Hz,1H),
0.75 (s,3H,CH 3 ),0.94 (s,3H,CH 3 ),1.09~1.10 (m, 1.32 (s,3H,CH 3 ),1.46~1.51 (m,1H),1.58~1.63 (m,
1H),1.18 (d,J = 9.8 Hz,1H),1.32 (s,3H,CH 3 ), 1H),1.71 (d,J = 4.0 Hz,1H),1.79 (d,J = 9.8 Hz,
1.46~1.52 (m,1H),1.58~1.64 (m,1H),1.71 (d,J 1H),1.82~1.86 (m,1H),2.07 (d,J = 15.7 Hz,1H),
= 3.7 Hz,1H),1.78 (d,J = 9.7 Hz,1H),1.82~1.86 2.17 (s,1H),2.81 (d,J = 15.7 Hz,1H),3.81 (s,
(m,1H),2.00 (d,J = 15.7 Hz,1H),2.19 (s,1H), 3H,OCH 3 ),6.07 (s,2H,NH 2 ),6.99 (d,J = 8.8 Hz,
2.79 (d,J = 15.7 Hz,1H),6.18 (s,2H,NH 2 ),7.51 2H,3, 5-CH),7.53 (d,J = 8.8 Hz,2H,2, 6-CH);
(d,J = 8.5 Hz,2H,3, 5-CH),7.58 (d,J = 8.5 Hz, 13 CNMR (150 MHz,CDCl 3 ),δ:22.87,24.79,25.45,
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2H,2, 6-CH); CNMR (150 MHz,CDCl 3 ),δ: 25.84,28.40,30.10,32.70,37.22,39.72,44.36,
22.92,24.78,25.43,25.88,28.38,30.11,32.70, 48.02,55.33,57.96,113.49,115.97,130.48,131.05,
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37.25,39.47,44.42,48.01,55.29,57.94,116.14, 160.15,165.67,169.59;HRMS (ESI):m/Z [M+H]
128.40,130.34,134.93,137.05,160.20,164.93, calcd for C 24 H 31 N 3 O:378.2539, found:378.2529。
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170.09 ; HRMS (ESI) : m/Z [M+H] calcd for 6,6,10,10-四甲基-4-苯基-5,6,6a,7,8,9,10,10a-八
C 23 H 28 ClN 3 :382.2044,found:382.2017。 氢-6a,9-甲基苯并[h]喹唑啉-2-胺(Ⅲe):产率 85.9%,
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4-(4- 氟苯基 )-6,6,10,10- 四甲基 -5,6,6a,7,8,9, 白色晶体;m. p. 241.2~241.9 ℃; []α = 6.9° (Ⅲe
D
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10,10a-八氢-6a,9-甲基苯并[h]喹唑啉-2-胺(Ⅲb) [17] : 的质量浓度为 4.1 g/L,C 2 H 5 OH);IR (KBr),ν/cm :
产率 86.5%,无色透明晶体; []α = 7.5° (Ⅲb 的质 3490,3276,3152,2959,2938,2872,1615,1553,
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D
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量浓度为 4.1 g/L, C 2H 5OH);HRMS (ESI):m/Z [M+H] 1457,1376,1207,765,700; HNMR (600 MHz,
calcd for C 23 H 28 FN 3 :366.2339,found:366.2346。 DMSO-d 6 ),δ:0.59 (s,3H,CH 3 ),0.76 (s,3H,
6,6,10,10- 四甲 基 -4-( 对甲苯 基 )-5,6,6a,7,8, CH 3 ),0.93 (s,3H,CH 3 ),1.08~1.10 (m,1H),1.19
9,10,10a-八氢-6a,9-甲基苯并[h]喹唑啉-2-胺(Ⅲc): (d,J = 9.7 Hz,1H),1.33 (s,3H,CH 3 ),1.45~1.51
产率 88.2%,无色透明晶体;m.p. 207.1~208.0 ℃; (m,1H),1.58~1.64 (m,1H),1.72 (d,J = 3.7 Hz,
D = 4.3° (Ⅲc 的质量浓度为 4.8 g/L,C 2 H 5 OH);
[]α 25 1H),1.78 (d,J = 9.4 Hz,1H),1.82~1.86 (m,1H),
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IR (KBr) , ν/cm :3507,3314,3197,2963,2868, 2.03 (d,J = 15.7 Hz,1H),2.19 (s,1H),2.78 (d,
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1623,1550,1457,1374,1206,1177,818;HNMR J = 15.7 Hz,1H),6.12 (s,2H,NH 2 ),7.42~7.46 (m,
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(600 MHz,DMSO-d 6 ),δ:0.58 (s,3H,CH 3 ),0.75 3H,Ar-H),7.52~7.54 (m,2H,Ar-H); CNMR (150
(s,3H,CH 3 ),0.93 (s,3H),1.09~1.10 (m, 1H), 1.18 MHz,CDCl 3 ),δ:22.87,24.77,25.37,25.84,28.35,
(d, J = 9.6 Hz, 1H ), 1.32 (s, 3H, CH 3 ), 1.46~1.52 (m, 30.12,32.63,37.22,39.39,44.33,48.03,55.33,
1H), 1.58~1.63 (m, 1H), 1.71 (d,J = 3.5 Hz,1H), 57.96,116.10,128.09,128.67,128.77,138.80,
1.78 (d,J = 9.7 Hz,1H),1.82~1.86 (m,1H),2.04 160.33,166.20,169.74;HRMS (ESI):m/Z [M+H]
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(d,J = 15.7 Hz,1H),2.18 (s,1H),2.36 (s,3H, calcd for C 23 H 29 N 3 :348.2467,found:348.2488。
Ar-CH 3 ), 2.78 (d,J = 15.7 Hz,1H), 6.09 (s,2H, 4-[4-(二甲基氨基)苯基]-6,6,10,10-四甲基-5,6,
NH 2 ),7.25 (d,J = 7.9 Hz,2H,3, 5-CH),7.44 (d, 6a,7,8,9,10,10a-八氢-6a,9-甲基苯并[h]喹唑啉-2-胺
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J = 7.9 Hz,2H,2, 6-CH); CNMR (150 MHz, (Ⅲf):产率 84.2%,褐色晶体;m. p. 211.3~211.9 ℃;
CDCl 3 ),δ:21.37,22.88,24.79,25.41,25.87, []α D =-14.1° (Ⅲf 的质量浓度为 3.9 g/L,C 2 H 5OH);
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28.41,30.12,32.68,37.23,39.53,44.34,48.02, IR (KBr),ν/cm :3487,3274,3147,2957,2872,
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55.33,57.96,116.10,128.81,135.88,138.72,160.30, 1608,1547,1453,1364,1195,944,819; HNMR
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166.20,169.62;HRMS (ESI):m/Z [M+H] calcd for (600 MHz, DMSO-d 6 ),δ:0.57 (s,3H,CH 3 ),0.75