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| CAS号 : | 4664-08-8 |
精确质量 : | 149.01100 |
| 分子式 : | C7H3NO3 |
logP : | 0.39220 |
| 分子量 : | 149.10400 |
PSA : | 56.26000 |
吡啶-3,4-二羧酸酐 | |
Pyridine-3,4-Dicarboxylic Anhydride | |
4664-08-8 | |
C7H3NO3 | |
149.10400 | |
56.26000 | |
0.39220 | |
149.01100 |
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1.622
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156.2ºC
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334.6ºC at 760mmHg
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75-77 °C(lit.)
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1.556g/cm3
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GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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3
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S26-S37/39
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Xi
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R36/37/38
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2934999090
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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% |
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