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![[(7-甲基-4-氧代-1,2,3,4-四氢环戊烯并[c]苯并吡喃-9-基)氧基]乙酸结构式](https://www.chemicalbook.com/CAS/GIF/307549-54-8.gif)
| CAS号 : | 307549-54-8 |
精确质量 : | 274.08400 |
| 分子式 : | C15H14O5 |
logP : | 2.05350 |
| 分子量 : | 274.26900 |
PSA : | 76.74000 |
[(7-甲基-4-氧代-1,2,3,4-四氢环戊烯并[c]苯并吡喃-9-基)氧基]乙酸 | |
2-[(7-methyl-4-oxo-2,3-dihydro-1H-cyclopenta[c]chromen-9-yl)oxy]acetic acid | |
307549-54-8 | |
C15H14O5 | |
274.26900 | |
76.74000 | |
2.05350 | |
274.08400 |
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1.622
|
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207.1ºC
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|
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1.4g/cm3
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|
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536.5ºC 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% |
