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| CAS号 : | 61451-85-2 |
精确质量 : | 376.07900 |
| 分子式 : | C18H16O9 |
logP : | 2.30820 |
| 分子量 : | 376.31400 |
PSA : | 138.82000 |
2-(3,4-二羟基苯基)-5,7-二羟基-3,6,8-三甲氧基-4H-1-苯并吡喃-4-酮 | |
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3,6,8-trimethoxychromen-4-one | |
61451-85-2 | |
C18H16O9 | |
376.31400 | |
138.82000 | |
2.30820 | |
376.07900 |
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1.707
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267.7ºC
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1.63g/cm3
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730ºC at 760 mmHg
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2914509090
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品名, 成分含量, 用途, 丙酮报明包装 |
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2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
