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| CAS号 : | 13679-72-6 |
精确质量 : | 140.03000 |
| 分子式 : | C7H8OS |
logP : | 2.25910 |
| 分子量 : | 140.20300 |
PSA : | 45.31000 |
2-乙酰-3-甲基噻吩 | |
2-Acetyl-3-methylthiophene | |
13679-72-6 | |
C7H8OS | |
140.20300 | |
45.31000 | |
2.25910 | |
140.03000 |
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无色透明液体
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n20/D 1.562(lit.)
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199 °F
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0.152mmHg at 25°C
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1.124 g/mL at 25 °C(lit.)
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98-99 °C14 mm Hg(lit.)
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III
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2934999090
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3
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R20/21/22
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S36/37
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Xi
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 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:20.0% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
