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| CAS号 : | 13209-77-3 |
精确质量 : | 276.06300 |
| 分子式 : | C14H12O6 |
logP : | 1.89500 |
| 分子量 : | 276.24100 |
PSA : | 82.81000 |
7-乙酰氧基-2-氧代-2H-色烯-3-羧酸乙酯 | |
ethyl 7-acetyloxy-2-oxochromene-3-carboxylate | |
13209-77-3 | |
C14H12O6 | |
276.24100 | |
82.81000 | |
1.89500 | |
276.06300 |
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2-8ºC
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151ºC(lit.)
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2932209090
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3
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品名, 成分含量, 用途 |
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2932209090. 其他内酯. 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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2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2932209090. Other Lactones |