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| CAS号 : | 162607-20-7 |
精确质量 : | 142.02600 |
| 分子式 : | C5H7BO2S |
logP : | -0.26370 |
| 分子量 : | 141.98400 |
PSA : | 68.70000 |
5-甲基噻酚-2-硼酸 | |
5-Methylthiophene-2-boronic acid | |
162607-20-7 | |
C5H7BO2S | |
141.98400 | |
68.70000 | |
-0.26370 | |
142.02600 |
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白色至淡黄色粉末
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1.55
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137ºC
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0.000425mmHg at 25°C
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0-6ºC
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161.5-166.5 °C(lit.)
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1.25g/cm3
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302.9ºC at 760 mmHg
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2934999090
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3
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R36/37/38
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S37/39-S26
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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: |
