您好，欢迎来到魔法化学网！
| CAS号 : | 59170-23-9 |
精确质量 : | 345.19400 |
| 分子式 : | C20H27NO4 |
logP : | 2.97510 |
| 分子量 : | 345.43300 |
PSA : | 59.95000 |
贝凡洛尔 | |
bevantolol | |
59170-23-9 | |
C20H27NO4 | |
345.43300 | |
59.95000 | |
2.97510 | |
345.19400 |
|
1.55
|
|
|
267.3ºC
|
|
|
1.11g/cm3
|
|
|
518.3ºC at 760 mmHg
|
|
2922299090
|
品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装 |
|
2922299090. 其他氨基(萘酚、酚)及醚、酯〔包括它们的盐, 但含有一种以上含氧基的除外〕. 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:30.0% |
|
2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
|
2922299090. Other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. General tariff:6.5% |
间甲酚、氢氧化钠、水和少量三乙基苄铵盐(TEBA)混合，在搅拌下滴加环氧氯丙烷，室温搅拌。乙酸乙酯提取，水洗，无水硫酸镁干燥。减压蒸除溶剂和未反应的环氧氯丙烷，再减压蒸馏得3-间甲苯氧基-1,2-环氧丙烷，沸点120～124℃-1.33kPa，沸点99～99.5℃/0.2 | |
长效β-肾上腺素能受体阻滞剂，对β１-肾上腺受体有高度的选择性，无内在拟交感神经活性，只有微弱的局部麻醉作用。用于治疗心律失常、心绞痛及轻至中度高血压。 |
