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| CAS号 : | 509-72-8 |
精确质量 : | 330.10000 |
| 分子式 : | C20H14N2O3 |
logP : | 4.58140 |
| 分子量 : | 330.33700 |
PSA : | 87.57000 |
3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one | |
509-72-8 | |
C20H14N2O3 | |
330.33700 | |
87.57000 | |
4.58140 | |
330.10000 |
|
1.779
|
|
|
317.6ºC
|
|
|
1.5g/cm3
|
|
|
620.7ºC at 760 mmHg
|
|
2932999099
|
品名, 成分含量, 用途 |
|
2932999099. 其他仅含氧杂原子的杂环化合物. 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% |
|
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
