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| CAS号 : | 13754-86-4 |
精确质量 : | 135.06800 |
| 分子式 : | C8H9NO |
logP : | 1.53370 |
| 分子量 : | 135.16300 |
PSA : | 32.86000 |
1,5,6,7-四氢-4H-吲哚-4-酮 | |
1,5,6,7-Tetrahydro-4H-Indol-4-One | |
13754-86-4 | |
C8H9NO | |
135.16300 | |
32.86000 | |
1.53370 | |
135.06800 |
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1.592
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149.6ºC
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310.6ºC at 760 mmHg
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188-190 °C(lit.)
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1.216 g/cm3
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0.000593mmHg at 25°C
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GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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3
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S26-S37/39
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Xi
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R36/37/38
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2933990090
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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用间苯二酚在氢氧化钾参与下以镍催化氢化并异构化,生成3-酮基环己-1-烯醇钾,然后与溴代丙酮酸乙酯环合得4-氧代-4,5,6,7-四氢古马龙羧酸-3,进而以氨置换后者呋喃环上的氧并消除(脱羧)得到该品。 | |
心得静的中间体。 |