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| CAS号 : | 86-47-5 |
精确质量 : | 223.00400 |
| 分子式 : | C10H6ClNO3 |
logP : | 2.29200 |
| 分子量 : | 223.61300 |
PSA : | 70.42000 |
7-氯-4-羟基-3-喹啉羧酸 | |
7-Chloro-4-Hydroxy Quinoline-3-Carboxylic Acid | |
86-47-5 | |
C10H6ClNO3 | |
223.61300 | |
70.42000 | |
2.29200 | |
223.00400 |
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1.648
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192.7ºC
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250 °C (dec.)(lit.)
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1.549 g/cm3
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395ºC at 760 mmHg
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2933499090
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3
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R36/37/38
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S26-S36
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VB1950000
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Xi
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品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期 |
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2933499090. 其他含喹琳或异喹啉环系的化合物〔但未进一步稠合的〕. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
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2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2933499090. Other Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused |
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用间氯苯胺与原甲酸三乙酯缩合,生成双(间氯苯基)甲脒,然后在三氟化硼催化下与丙二酸二乙酯;原甲酸三乙酯缩合,得间氯苯胺亚甲基丙二酸二乙酯,进而在石蜡油中于270-280℃高温环合成7-氯-4-羟基喹啉-3-羧酸乙酯。用后者经碱水解并中和制得该品。 | |
该品加热脱羧得4-羟基-7-氯喹啉,用于合成氯喹磷酸盐 |
![二乙基2-[[(3-氯苯基)氨基]亚甲基]丙二酸酯](https://www.chemicalbook.com/CAS/GIF/3412-99-5.gif)
