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| CAS号 : | 4426-21-5 |
精确质量 : | 346.17000 |
| 分子式 : | C24H20B2O |
logP : | 2.61480 |
| 分子量 : | 346.03700 |
PSA : | 9.23000 |
二苯基硼酸酐 | |
diphenylboranyloxy(diphenyl)borane | |
4426-21-5 | |
C24H20B2O | |
346.03700 | |
9.23000 | |
2.61480 | |
346.17000 |
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1.601
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233.8ºC
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|
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2-8ºC
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|
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135-140ºC(lit.)
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1.08g/cm3
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463ºC at 760 mmHg
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2934999090
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S22; S24/25
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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: |
