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![6-溴-4-氧代螺[苯并二氢吡喃-2,4-哌啶]-1-羧酸叔丁酯结构式](https://www.chemicalbook.com/CAS/GIF/690632-38-3.gif)
| CAS号 : | 690632-38-3 |
精确质量 : | 395.07300 |
| 分子式 : | C18H22BrNO4 |
logP : | 4.12190 |
| 分子量 : | 396.27600 |
PSA : | 55.84000 |
6-溴-4-氧代螺[苯并二氢吡喃-2,4-哌啶]-1-羧酸叔丁酯 | |
tert-Butyl 6-bromo-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate | |
690632-38-3 | |
C18H22BrNO4 | |
396.27600 | |
55.84000 | |
4.12190 | |
395.07300 |
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1.595
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257ºC
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1.44g/cm3
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501.3ºC 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: |
