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| CAS号 : | 17695-46-4 |
精确质量 : | 246.08900 |
| 分子式 : | C14H14O4 |
logP : | 2.80690 |
| 分子量 : | 246.25900 |
PSA : | 56.51000 |
4-甲基-2-氧代-2H-1-苯并吡喃-7-基丁酸酯 | |
4-Methylumbelliferyl butyrate | |
17695-46-4 | |
C14H14O4 | |
246.25900 | |
56.51000 | |
2.80690 | |
246.08900 |
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1.545
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199.8ºC
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2.13E-06mmHg at 25°C
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-20ºC
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90-92ºC(lit.)
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1.197 g/cm3
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393.4ºC at 760 mmHg
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2932209090
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R26/27/28
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S24/25
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T+
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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 |