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| CAS号 : | 920-68-3 |
精确质量 : | 175.12100 |
| 分子式 : | C7H21NSi2 |
logP : | 2.58800 |
| 分子量 : | 175.41900 |
PSA : | 3.24000 |
七甲基二硅氮烷 | |
Heptamethyldisilazane | |
920-68-3 | |
C7H21NSi2 | |
175.41900 | |
3.24000 | |
2.58800 | |
175.12100 |
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1.42-1.422
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透明和无色液体
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27ºC
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150ºC
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0.797
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6.216mmHg at 25°C
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Stable under normal temperatures and pressures.
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Flammables area
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S26-S36
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I; II; III
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UN 1993
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2942000000
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Xi
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R10; R36/37/38
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2933990090
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2933990090. 其他仅含氮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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
<p>作为基团保护剂广泛应用于农药、兽药等医药生产过程中。</p> |
