Page 230 - 《精细化工》2021年第8期
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·1724· 精细化工 FINE CHEMICALS 第 38 卷
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6-氯香豆素-3-羧酸(Ⅲ):浅灰色固体,产率 9.0 Hz, 1H); CNMR (150 MHz, DMSO-d 6 ), : 164.0,
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72.5%, 熔点: 189~191 ℃ ; HNMR (600 MHz, 158.5, 155.9, 147.7, 144.1, 128.8, 126.4, 120.8, 118.8,
DMSO-d 6 ), δ: 13.42 (s, 1H), 8.70 (s, 1H), 8.03 (d, J = 118.2。
2.4 Hz, 1H), 7.76 (dd, J = 2.4、9.0 Hz, 1H), 7.48 (d, J = 7-甲基香豆素-3-羧酸(Ⅺ):白色固体,产率
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9.0 Hz, 1H); CNMR (150 MHz, DMSO-d 6 ), : 164.2, 87.6%, 熔点: 193~196 ℃ ; HNMR (600 MHz,
156.6, 153.6, 147.6, 134.1, 129.5, 128.9, 120.0, 119.8, DMSO-d 6 ), δ: 13.15 (s, 1H), 8.72 (s, 1H), 7.79 (d, J =
118.7。 7.8 Hz, 1H), 7.27 (s, 1H), 7.24 (d, J = 7.8 Hz, 1H),
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7-氯香豆素-3-羧酸(Ⅳ):白色固体,产率 2.44 (s, 3H); CNMR (150 MHz, DMSO-d 6), : 164.5,
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79.3%, 熔点: 191~192 ℃ ; HNMR (600 MHz, 157.4, 155.1, 149.0, 146.3, 130.4, 126.5, 117.4, 116.6,
116.1, 22.0。
DMSO-d 6 ), δ: 13.35 (s, 1H), 8.76 (s, 1H), 7.93 (d, J =
8.4 Hz, 1H), 7.64 (d, J = 2.4 Hz, 1H), 7.48 (dd, J = 6-甲氧基香豆素-3-羧酸(Ⅻ):黄色固体,产率
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1.8、8.4 Hz, 1H); CNMR (150 MHz, DMSO-d 6 ), : 90.2%, 熔点: 203~204 ℃ ; HNMR (600 MHz,
164.3, 156.5, 155.4, 148.2, 139.0, 132.0, 125.6, 118.8, DMSO-d 6 ), δ: 13.26 (s, 1H), 8.69 (s, 1H), 7.47 (d, J =
117.5, 116.8。 3.0 Hz, 1H), 7.39 (d, J = 9.0 Hz, 1H), 7.32 (dd, J =
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3.0、9.0 Hz, 1H), 3.81 (s, 3H); CNMR (150 MHz,
8-氯香豆素-3-羧酸(Ⅴ):黄色固体,产率
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67.5%, 熔点: 184~187 ℃ ; HNMR (600 MHz, DMSO-d 6), δ: 164.5, 157.4, 156.2, 149.4, 148.7, 122.5,
119.0, 118.9, 117.7, 112.3, 56.3。
DMSO-d 6 ), δ: 13.52 (s, 1H), 8.64 (s, 1H), 7.72 (t, J =
7.8 Hz, 1H), 7.54 (d, J = 7.2 Hz, 1H), 7.43 (d, J = 8.4 Hz, 7-甲氧基香豆素-3-羧酸(ⅩⅢ):浅黄色固体,
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1H); CNMR (150 MHz, DMSO-d 6 ), : 164.0, 156.1, 产率 95.6%,熔点:191~193 ℃; HNMR (600 MHz,
155.8, 143.6, 135.2, 133.0, 125.8, 120.1, 116.7, 116.2。 DMSO-d 6 ), δ: 12.99 (s, 1H), 8.72 (s, 1H), 7.83 (d, J =
5-溴香豆素-3-羧酸(Ⅵ):黄色固体,产率 9.0 Hz, 1H), 7.04 (d, J = 3.0 Hz, 1H), 7.01 (dd, J =
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65.3%, 熔点: 182~183 ℃ ; HNMR (600 MHz, 2.4、8.4 Hz, 1H), 3.89 (s, 3H); CNMR (150 MHz,
DMSO-d 6 ), δ: 13.55 (s, 1H), 8.61 (d, J = 0.6 Hz, 1H), DMSO-d 6), δ: 165.1, 164.6, 157.7, 157.4, 149.6, 132.0,
7.71 (dd, J = 0.6、8.4 Hz, 1H), 7.65 (t, J = 8.4 Hz, 1H), 114.3, 113.8, 112.1, 100.7, 56.7。
7.47 (d, J = 8.4 Hz, 1H); 13 CNMR (150 MHz, 8-甲氧基香豆素-3-羧酸(ⅩⅣ):黄色固体,产
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DMSO-d 6), : 164.0, 156.2, 155.8, 146.2, 135.5, 129.2, 率 93.7%,熔点:166~168 ℃; HNMR (600 MHz,
123.5, 120.2, 118.1, 116.8。 DMSO-d 6 ), δ: 13.29 (s, 1H), 8.72 (s, 1H), 7.44 (dd, J =
6-溴香豆素-3-羧酸(Ⅶ):黄色固体,产率 1.2、7.8 Hz, 1H), 7.41 (dd, J = 1.2、7.8 Hz, 1H), 7.33
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69.4% ,熔 点: 96~98 ℃ ; HNMR (600 MHz, (d, J = 7.8 Hz, 1H), 3.92 (s, 3H); CNMR (150 MHz,
DMSO-d 6 ), δ: 13.54 (s, 1H), 8.69 (s, 1H), 8.17 (d, J = DMSO-d 6), δ: 164.5, 156.9, 149.1, 146.7, 144.3, 125.2,
121.6, 119.0, 118.9, 116.7, 56.6。
2.4 Hz, 1H), 7.87 (dd, J = 2.4、9.0 Hz, 1H), 7.76 (d, J =
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9.0 Hz, 1H); CNMR (150 MHz, DMSO-d 6 ), : 164.3, 5-羟基香豆素-3-羧酸(ⅩⅤ):黄色固体,产率
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156.5, 155.3, 148.3, 132.0, 128.4, 127.8, 119.6, 119.0, 80.4%, 熔点: 283~284 ℃ ; HNMR (600 MHz,
117.8。 DMSO-d 6 ), δ: 13.09 (s, 1H), 11.23 (s, 1H), 8.75 (s,
1H), 7.53 (t, J = 7.8 Hz, 1H), 6.83 (d, J = 8.4 Hz, 1H),
7-溴香豆素-3-羧酸(Ⅷ):黄色固体,产率 6.79 (d, J = 7.8 Hz, 1H); 13 CNMR (150 MHz,
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75.2%, 熔点: 200~202 ℃ ; HNMR (600 MHz, DMSO-d 6), : 164.4, 157.3, 156.9, 156.1, 144.2, 136.1,
DMSO-d 6 ), δ: 13.33 (s, 1H), 8.74 (s, 1H), 7.84 (d, J = 115.5, 110.7, 108.2, 106.8。
8.4 Hz, 1H), 7.76 (d, J = 1.8 Hz, 1H), 7.61 (dd, J = 6-羟基香豆素-3-羧酸(ⅩⅥ):黄色固体,产率
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1.8、8.4 Hz, 1H); CNMR (150 MHz, DMSO-d 6 ), : 1
164.3, 156.5, 155.3, 148.3, 132.0, 128.4, 127.8, 119.6, 82.6%, 熔点: 281~282 ℃ ; HNMR (600 MHz,
119.0, 117.8。 DMSO-d 6 ), δ: 13.21 (s, 1H), 9.91 (s, 1H), 8.67 (s, 1H),
7.29 (d, J = 9.0 Hz, 1H) , 7.21 (d, J = 2.4 Hz, 1H),
8-溴香豆素-3-羧酸(Ⅸ):白色固体,产率 71.1%, 7.16 (dd, J = 2.4、9.0 Hz, 1H); CNMR (150 MHz,
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熔点:167~169 ℃; HNMR (600 MHz, DMSO-d 6), δ: DMSO-d 6 ), δ: 164.6, 157.7, 154.4, 148.8, 148.3, 122.9,
13.41 (s, 1H), 8.77 (s, 1H), 8.02 (dd, J = 1.2、7.8 Hz, 1H), 119.0, 118.8, 117.6, 114.2。
7.93 (dd, J = 1.2、7.8 Hz, 1H), 7.35 (d, J = 7.8 Hz, 1H); 7-羟基香豆素-3-羧酸(ⅩⅦ):浅土黄色固体,
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CNMR (150 MHz, DMSO-d 6), : 164.2, 156.2, 151.5, 产率 83.9%, 熔点:259~260 ℃; HNMR (600 MHz,
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148.7, 137.5, 130.3, 126.3, 120.1, 119.5, 109.1。 DMSO-d 6 ), δ: 12.81 (s, 1H), 11.10 (s, 1H), 8.69 (s,
6-硝基香豆素-3-羧酸(Ⅹ):土黄色固体,产率 1H), 7.53 (d, J = 7.8 Hz, 1H), 6.85 (dd, J = 2.4、8.4 Hz,
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54.3% ,熔 点: 169~172 ℃ ; HNMR (600 MHz, 1H), 6.79 (d, J = 1.8 Hz, 1H); CNMR (150 MHz,
DMSO-d 6 ), δ: 13.55 (s, 1H), 8.91 (d, J = 3.0 Hz, 1H), DMSO-d 6), δ: 164.7, 164.4, 158.0, 157.5, 149.9, 132.5,
8.90 (s, 1H), 8.50 (dd, J = 3.0、9.0 Hz, 1H) , 7.65 (d, J = 114.5, 113.0, 111.1, 102.3。