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| CAS号 : | 18820-82-1 |
精确质量 : | 158.96800 |
| 分子式 : | C5H6BrN |
logP : | 2.03970 |
| 分子量 : | 160.01200 |
PSA : | 12.89000 |
吡啶溴化氢盐 | |
pyridine,hydrobromide | |
18820-82-1 | |
C5H6BrN | |
160.01200 | |
12.89000 | |
2.03970 | |
158.96800 |
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白色至灰白色粉末
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20ºC
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115.3ºC at 760 mmHg
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200 °C (dec.)(lit.)
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0.956g/cm3
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22.8mmHg at 25°C
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Store under Nitrogen
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GHS07 | |
警告 | |
H302 + H312 + H332; H315; H319; H335 | |
P261; P280; P305 + P351 + P338 | |
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3
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S26-S36
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Xn
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R20/21/22; R36/37/38
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2933399090
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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>吡啶氢溴酸盐作为头孢噻啶、头孢匹林、头孢它啶等头孢霉素类抗菌药（即先锋系列药，如7-ADCA（7-氨基脱乙酰氧基头孢烷酸））的中间体。</p> |
