2.3.1。为制备甾体Thiosemicarbazones一般程序
甾酮(0.38更易)溶解在40毫升95%的乙醇。解决方案后加热到65°C,添加了几滴冰醋酸调整pH值3 - 5,和氨基硫脲(1.70更易)补充道。混合搅拌在60 - 70°C 6 h(被薄层色谱监测反应的进展,
V
乙酸乙酯
:
V
石油醚
= 1:2)。然后,反应终止,大多数溶剂蒸发压力降低。适量的水被添加到反应混合物,并与CH产品提取2Cl2。合并后的提取与饱和NaHCO洗3溶液、水和饱和盐水,用无水硫酸钠干燥,蒸发压力降低。由此产生的残渣被柱层析法分离使用乙酸乙酯的混合物:石油醚(1:2)给目标产品。
3
β-Hydroxypregnenolone-20-semicarbazone (
3
,
l
3
)。白色固体,收益率:78.0%;一下。239 - 241°C;红外(KBr)
ν/厘米−1:3427,3362,3219,3162,2914,2888,1605,1515,1433,1282,1254;1H NMR (CDCl3,300 MHz)
δ
:0.60 (3 h, s, 18-CH3),0.65 (3 h, d,
J
=
6.6
,21-CH3),1.21 (3 h, s, 19-CH3),3.56 - -3.45 (1 h, m, C3- h), 5.37 (1 h, br、C6- h), 6.238 (1 h, s, nh2),7.22 (1 h, s, nh2),8.51 (1 h, s, nh -);13C NMR (CDCl3,75 MHz)
δ
:179.0 (- c = S), 153.2 (- c = N), 140.8(5度),121.4 (6 c), 71.1 (3 c), 59.0 (14 c), 56.5(17摄氏度),56.4 (9 c), 50.1 (13 c), 42.9(上),48.8 (12 c), 42.2 (8 c), 37.2 (1 - c), 36.5(10摄氏度),31.8 (7 c), 31.6 (16 c 2 c), 24.1(15度),21.0(11摄氏度),19.4 (21-C), 17.3(19摄氏度),13.2 (18-C);HREIMS:
米/
z390.2577 [M + H]+(计算的C22H36N3操作系统,390.2579)。
3
β-Acetyloxypregnenolone-20-semicarbazone (
4
,
l
4
)。白色固体,收益率:74.5%;一下。254 - 255°C;红外(KBr)
ν
/厘米−1:3414,1726,1589,1506,1437,1369,1252,846;1H NMR (300 MHz, CDCl3)
δ
:0.58(年代,3 h, 18-CH3),1.02 (s, 3 h, 19-CH3),1.91 (s, 3 h, 21-CH3),2.03 (s, 3 h, COCH3),4.65 - -4.55 (m, 1 h, C3-H), 5.38 (d, 1 h,
J
=
4.5
C5-H), 6.52 (br年代,1 h, nh2),7.22 (br年代,1 h, nh2),8.63 (s, 1 h, nh);13C NMR (75 MHz, CDCl3)
δ
:13.3(19摄氏度),17.5 (18-C), 19.3(11摄氏度),21.0 (CH3有限公司),21.4 (21-C), 23.3(15度),24.1 (16 C), 27.7 (2 C), 31.7 (8 C), 32.0 (7 C), 36.6(10摄氏度),37.0 (1 - C), 38.1(上),38.8 (12 C), 44.2 (13 C), 50.0 (9 C), 56.4(17摄氏度),59.0 (14 C), 73.8 (3 C), 122.3 (6 C), 139.7(5度),153.5(20摄氏度),170.6 (C = O), 178.9 (C = S);HREIMS:
m / z432.2633 [M + H]+(计算的C24H38N3O2年代,432.2685)。
2.3.2。一般程序甾体二氮烷基吡啶的制备
甾酮的混合物(1更易)和二氮烷基吡啶(1更易)在95%的乙醇(30毫升)搅拌在70 - 80°C 6 h。反应完成后,大部分的溶剂蒸发和一些水被添加到该解决方案。CH的混合物提取3COOC2H5和提取与饱和盐水洗,用无水硫酸钠干燥,蒸发压力降低。由此产生的残渣在硅胶柱色谱和石油醚/乙酸乙酯的混合物(1:1)给甾体二氮烷基吡啶。
3
β-Hydroxyoestrone-17 - (2′
二氮烷基)吡啶(
9
,
l
9
)。黄色固体,收益率:56.0%;一下。269 - 271°C;红外(KBr)
ν
/厘米−1:3361,2935,1601,1576,1444,995,871,768;1H NMR (600 MHz, DMSO)
δ
:0.85 (3 h, s, 18-CH3),2.36 - -2.30 (2 h, m, C6-H和C9-H), 2.54 (1 h,弟弟,
J
=
18.6
,9.0,C6-H), 2.70 - -2.69 (2 h, m, C16-H), 6.45 (1 h, d,
J
=
2。4
C4-H), 6.52 (1 h,弟弟,
J
=
8.4
,2.4,C2-H), 6.67 (1 h, t,
J
=
6.0
5′-Py-H), 7.06 (1 h, d,
J
=
8
。
4
C1-H), 7.07 (1 h, d,
J
=
8
。
4
3′-Py-H), 7.56 (1 h,道明,
J
=
8.4
8.04,1.8,4′-Py-H), (1 h, d,
J
=
3.6
6′-Py-H), 8.98 (1 h, s, nh), 9.04 (1 h, s, -哦);13C NMR (150 MHz, DMSO)
δ
:17.3 (18-C), 23.0(11摄氏度),26.1(15度),26.9 (16 c), 29.2 (7 c), 34.4 (6 c), 38.0 (12 c), 40.1 (8 c), 43.8 (9 c), 44.2 (13 c), 52.2 (14 c), 106.4 (3′-Py-C), 112.8 (2 c), 114.3(上),115.0 (5′-Py-C), 126.1 (1 - c), 130.3(10摄氏度),137.2 (4′-Py-C), 137.6(5度),147.5 (6′-Py-C), 155.0 (3 c), 158.3 (2′-Py-C), 162.9(17摄氏度);HREIMS (M + H):+362.2250(计算的C23H28N3啊,362.2232)。
3
β-Hydroxypregnenolone-20 - (2′
二氮烷基)吡啶(
10
,
l
10
)。黄色固体,收益率:78.8%;一下。234 - 235°C;红外(KBr)
ν/厘米−1:3406,2932,1599,1574,1442,838,768;1H NMR (600 MHz, DMSO)
δ
:0.55 (3 h, s, 18-CH3),0.94 (3 h, s, 19-CH3),1.89 (3 h, s, 20-CH3),3.35 - -3.20 (1 h, m, C3 -
αH), 4.64 (1 H, br, NH), 5.27 (1 H, s, C6-H), 6.69 (1 H, t,
J
=
6.6
5′-pyridine-H), 7.06 (1 h, d,
J
=
7.2
3′-pyridine-H), 7.57 (1 h, t,
J
=
7.2
4′-pyridine-H), 8.05 (1 h, d,
J
=
6.6
6′-pyridine-H), 9.07 (1 h, -哦);HREIMS:
米/
z408.3024 [M + H]+(计算的C26H38N3啊,408.3015)。
2.3.3。一般为铜配合物的制备过程
甾类配体(0.1更易)和0.1更易CuCl2h·22O被添加到8毫升的甲醇。混合搅拌5小时在70°C。反应终止时大突如其来的出现。由此产生的悬浮过滤,用乙酸乙酯和水清洗,干在五氧化二磷干燥器给目标产品。
(
C
u
l
1
C
l
2
(复合
5
)。复合
5是一个混合的(
年代)和(
R)配置异构体(
5s:
5- r = 1.7: 1,1H NMR数据)。灰色黄色固体,收益率:55%;一下。245 - 247°C;红外(KBr)
ν
/厘米−1:3441,1604,1541,1409,1452,1280,811,616;1H NMR (300 MHz, DMSO)
δ
:0.81 (1.07 s, h, 18-CH3,
R -),0.86 (1.71 h, s, 18-CH3,
S -),6.44 (s, 1 h, C4-H), 6.50 (d, 1 h,
J
=
4
。
5
C2-H), 7.05 (d, 1 h,
J
=
4
。
5
C1-H), 7.77(年代,0.19 h, nh2,
R -),8.00 (0.31 h, s, nh2,
S -),8.65 (0.36 h, s, nh2,
S -),8.85 (0.25 h, s, nh2,
R -),9.03 (1 h, -哦),10.30 (0.34 h, s, nh -,
S -),10.64 (0.20 h, s, nh -,
R -)。
(
C
u
l
2
C
l
2
(复合
6
)。复合
6是一个混合的(
年代)和(
R)配置异构体(
6s:
6- r = 1.5: 1,1H NMR数据)。灰色固体,收益率:66.7%;一下。189 - 190°C;红外(KBr)
ν/厘米−1:3416,2927,1604,1534,1496,1447,876,816,751;1H NMR (600 MHz, DMSO): 0.85 (1.85 H, s, 18-CH3,
S -),1.01 (1.25 h, s, 18-CH3,
R -),2.21 (s, 3 h, COCH3),6.79 (s, 1 h, C4-H), 6.83 (d, 1 h,
J
=
6
。
0
C2-H), 7.29 (1 h,
J
=
6
。
0
C1-H), 7.73(年代,0.38 h, nh2),8.04 (0.45 h, s, nh2,
S -),8.68 (0.48 h, s, nh2,
S -),8.84 (0.33 h, s, nh2,
R -),9.023 (1 h, -哦),10.31 (0.40 h, s, nh -,
S -),10.63 (0.33 h, s, nh -,
R -);13C NMR (150 MHz, DMSO)
δ
:16.5 (18-C), 20.6 (CH3有限公司),22.3(11摄氏度),26.1(15度),26.4 (16 c), 28.6 (7 c), 28.8 (6 c), 33.5 (12 c), 37.1 (8 c), 37.5 (8 c), 43.1 (9 c), 44.6 (13 c), 51.6 (14 c), 118.6 (2 c), 121.2(上),126.0 (1 - c), 136.8(5度),137.4(10摄氏度),148.0 (3 c), 154.7(17摄氏度),169.1 (COCH3),170.1 (C = S), 171.3 (C = S)。
(
C
u
l
3
C
l
2
(复合
7
)。复合
7是一个混合的(
年代)和(
R)配置异构体(
7s:
7- r = 1: 1.5,1H NMR数据)。灰色固体,收益率:60.2%;一下。189 - 191°C;红外(KBr)
ν
/厘米−1:3319,1604,1531,1434,1369,1290,1050,950;1H NMR (600 MHz, DMSO)
δ
:0.51 (1.2 s, h, 18-CH3,
S -),0.68 (1.8 h, s, 18-CH3,
R -),0.91 (s, 3 h, 19-CH3),1.96 (1.2 h, s, 21-CH3,
S -),2.00 (1.8 h, s, 21-CH3,
R -),3.23 - -3.12 (m, 1 H, C3-H), 4.61 (1 H,哦),5.24 (s, 1 H, C6-H), 7.75 (0.6 H, s, nh2,
R -),8.01 (0.4 h, s, nh2,
S -),8.73 (0.4 h, s, nh2,
S -),8.95 (0.6 h, s, nh2,
R -),10.29 (0.4 h, s, nh -,
S -),10.89 (0.6 h, s, nh -,
R -);13C NMR (150 MHz, DMSO)
δ
:12.7(19摄氏度),18.7 (18-C), 20.3(11摄氏度),20.8 (21-C), 21.9(15度),23.7 (16 C), 27.0 (2 C), 31.0 (8 C), 31.1 (7 C), 35.8 (1 - C), 36.6(10摄氏度),37.4(上),41.9 (12 C), 43.0 (13 C), 49.2 (9 C), 55.7(17摄氏度),58.2 (14 C), 69.7 (3 C), 121.7 (6 C), 139.2(5度),140.9(20摄氏度),169.5 (C = S);HREIMS:
m / z521.1197 [M−H]- - - - - -(计算的C22H34Cl2坎昆3操作系统,521.1196)。
(
C
u
l
4
C
l
2
(复合
8
)。复合
8是一个混合的(
年代)和(
R)配置异构体(
8s:
8- r = 1.3: 1,1H NMR数据)。灰色固体,收益率:75%;一下。163 - 165°C;红外(KBr)
ν
/厘米−1:3424,1723,1596,1534,1432,1364,1040;1H NMR (600 MHz, DMSO)
δ
:0.50 (1.7 s, h, 18-CH3,
S -),0.671 (1.3 h, s, 18-CH3,
R -),0.94 (s, 3 h, 19-CH3),1.95 (1.7 h, s, 21-CH3,
S -),1.98 (1.3 h, s, 21-CH3,
R -),2.24 (s, 3 h, COCH3),7.754 (0.43 h, s, nh2,
R -),7.962 (0.49 h, s, nh2,
R -),8.666 (0.51 h, s, nh2,
S -),8.929 (0.52 h, s, nh2,
S -),10.276 (0.56 h, s, nh,
S -),10.881 (0.40 h, s, nh,
R -);13C NMR (150 MHz, DMSO)
δ
:12.7(19摄氏度),18.7 (18-C), 20.3(11摄氏度),20.8 (21-C), 21.9(15度),23.7 (16 C), 27.0 (2 C), 31.0 (8 C), 31.1 (7 C), 35.8 (1 - C), 36.6(10摄氏度),37.4(上),41.9 (12 C), 43.0 (13 C), 49.2 (9 C), 55.7(17摄氏度),58.2 (14 C), 69.7 (3 C), 121.7 (6 C), 139.2(5度),140.9(20摄氏度),169.5 (C = S)。
(
C
u
l
9
C
l
2
(复合
11
)。灰色固体,收益率:62.3%;一下。210 - 212°C;红外(KBr)
ν
/厘米−1:3441,3324,2962,1654,1611,1559,1534,1501,1442,916,848,744;1H NMR (600 MHz, DMSO): 1.51 (3 H, s, 18-CH3),2.84 - -2.73 (3 h, m, C16-H和C6-H), 6.49 (1 h, s, C4-H), 6.56 (1 h, br年代,C2-H), 7.12 (1 h, d,
J
=
6.0
5′-Py-H), 7.45 (1 h, br, 3′-Py-H), 7.86 (1 h, br, 4′-Py-H), 8.08 (1 h, d,
J
=
8.4
C1-H), 8.74 (1 h, br, 6′-Py-H), 9.11 (1 h, s, nh);13C NMR (150 MHz, DMSO)
δ
:16.1 (18-C), 20.6(15度),20.8(11摄氏度),25.9 (7 c), 26.1 (6 c), 29.3 (12 c), 35.9 (16 c), 38.3 (8 c), 42.4 (13 c), 65.0 (14 c), 113.1 (2 c), 114.7(上),115.3 (3′-Py-C), 117.2 (5′-Py-C), 125.2 (4′-Py-C), 126.2 (1 - c), 129.3(10摄氏度),133.5 (6′-Py-C), 137.0(5度),143.9 (2′-Py-C), 146.2(17摄氏度),155.3 (3 c)。
(
C
u
l
10
C
l
2
(复合
12
)。绿色的固体,收益率:30.7%;一下。224 - 225°C;1H NMR (600 MHz, DMSO)
δ
:0.96 (3 h, s, 18-CH3),1.00 (3 h, s, 19-CH3),2.08 (3 h, s, 20-CH3),3.37 - -3.18 (1 h, m, C3 -
αH), 4.63 (1 H, s,哦),5.24 (1 H, s, C6-H), 6.21 (0.36 H, t,
J
=
4.8
),6.33 (0.33 h, d,
J
=
6.6
5′-Py-H), 7.32 (0.33 h, br, 4′-Py-H), 7.69 (0.32 h,弟弟,
J
=
24.6
、6.6、3′-Py-H), 8.49 (0.60 h, s, 6′-Py-H), 9.07 (0.60 h, s), 9.23 (0.60 h, d,
J
=
6.6
),9.79 (0.57 h, s, nh);13C NMR (150 MHz, DMSO)
δ:14.2 (21-C), 18.9 (18-C), 19.7(11摄氏度),19.8(19摄氏度),20.3(15度),22.2 (16 c), 30.7 (8 c), 31.0 (2 c), 31.1 (7 c), 35.8(10摄氏度),36.6 (1 - c), 37.8 (12 c), 41.9 (13 c), 42.8(上),49.2(17摄氏度),55.4 (9 c), 57.8 (14 c), 69.7 (3 c), 117.8 (3′-Py-C), 119.8 (5′-Py-C), 122.0 (6 c), 129.2 (4′-Py-C), 140.9(5度),141.0 (6′-Py-C), 149.9(20摄氏度),151.9 (2′-Py-C)。