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| CAS号 : | 1498-89-1 |
精确质量 : | 352.14200 |
| 分子式 : | C20H20N2O4 |
logP : | 4.72110 |
| 分子量 : | 352.38400 |
PSA : | 67.52000 |
螺旋吡喃 | |
8-methoxy-1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indole] | |
1498-89-1 | |
C20H20N2O4 | |
352.38400 | |
67.52000 | |
4.72110 | |
352.14200 |
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1.655
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264.4ºC
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1.17E-10mmHg at 25°C
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159-162ºC(lit.)
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1.32g/cm3
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513.6ºC at 760mmHg
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GHS07 | |
警告 | |
H315; H319; H335 | |
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2934999090
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R36/37/38
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S26; S36
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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: |
