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| CAS号 : | 349666-24-6 |
精确质量 : | 328.16300 |
| 分子式 : | C22H21BO2 |
logP : | 4.88320 |
| 分子量 : | 328.21200 |
PSA : | 18.46000 |
4,4,5,5-四甲基-2-(芘-1-基)-1,3,2-二噁唑环戊硼烷 | |
4,4,5,5-tetramethyl-2-pyren-1-yl-1,3,2-dioxaborolane | |
349666-24-6 | |
C22H21BO2 | |
328.21200 | |
18.46000 | |
4.88320 | |
328.16300 |
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1.671
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252.074ºC
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|
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1.17
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493.193ºC at 760 mmHg
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2934999090
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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: |