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| CAS号 : | 2107-77-9 |
精确质量 : | 192.04200 |
| 分子式 : | C10H8O4 |
logP : | 1.51260 |
| 分子量 : | 192.16800 |
PSA : | 70.67000 |
7,8-二羟基-4-甲基香豆素 | |
7,8-dihydroxy-4-methylchromen-2-one | |
2107-77-9 | |
C10H8O4 | |
192.16800 | |
70.67000 | |
1.51260 | |
192.04200 |
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1.651
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176ºC
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1.05E-07mmHg at 25°C
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242-246 °C(lit.)
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1.456g/cm3
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421.5ºC at 760mmHg
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2932209090
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3
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R36/37/38
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S26-S36/37
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GN6385000
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Xi
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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 |
