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| CAS号 : | 30113-83-8 |
精确质量 : | 206.02200 |
| 分子式 : | C10H6O5 |
logP : | 1.19680 |
| 分子量 : | 206.15200 |
PSA : | 87.74000 |
7-羟基-4-氧代苯并吡喃-2-羧酸 | |
7-hydroxy-4-oxochromene-2-carboxylic acid | |
30113-83-8 | |
C10H6O5 | |
206.15200 | |
87.74000 | |
1.19680 | |
206.02200 |
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1.684
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184.1ºC
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|
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1.639g/cm3
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441.2ºC at 760 mmHg
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2918990090
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HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
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品名, 成分含量, 用途 |
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2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0% |
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2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
