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| CAS号 : | 23001-29-8 |
精确质量 : | 293.14200 |
| 分子式 : | C19H19NO2 |
logP : | 3.98670 |
| 分子量 : | 293.36000 |
PSA : | 32.70000 |
1’,3’,3’-三甲基-6-羟基螺环 | |
1',3',3'-trimethylspiro[chromene-2,2'-indole]-6-ol | |
23001-29-8 | |
C19H19NO2 | |
293.36000 | |
32.70000 | |
3.98670 | |
293.14200 |
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1.678
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237.8ºC
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1.92E-09mmHg at 25°C
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1.27g/cm3
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469.6ºC at 760mmHg
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2934999090
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R36/37/38
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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: |
