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| CAS号 : | 548-61-8 |
精确质量 : | 289.15800 |
| 分子式 : | C19H19N3 |
logP : | 5.35700 |
| 分子量 : | 289.37400 |
PSA : | 78.06000 |
4,4’,4"-三氨基三苯甲烷 | |
4,4',4''-Methanetriyltrianiline | |
548-61-8 | |
C19H19N3 | |
289.37400 | |
78.06000 | |
5.35700 | |
289.15800 |
|
1.701
|
|
|
316.7ºC
|
|
|
540.9ºC at 760mmHg
|
|
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1.208g/cm3
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2921420090
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品名, 成分含量, 用途 |
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2921420090 其他苯胺衍生物及其盐. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
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HS:2921420090 aniline derivatives and their salts VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
|
2921420090. Aniline derivatives and their salts. General tariff: |
用氢氧化钠溶液、硫黄配制多硫化钠,用多硫化钠作还原剂,在乙醇介质中将对硝基甲苯氧化还原,生成对氨基苯甲醛。后者在盐酸存在下与苯胺缩合,生成三(4-氨基苯基)甲烷盐酸盐,经烧碱中和、蒸出苯胺,再经盐酸酸化、活性炭脱色、液碱中和、干燥、粉碎,得成品。合成反应式如下 | |
主要用作制造橡胶与金属的黏合剂聚异氰酸酯胶(即列克纳胶)。 |
