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| CAS号 : | 460-12-8 |
精确质量 : | 50.01570 |
| 分子式 : | C4H2 |
logP : | 0.25280 |
| 分子量 : | 50.05870 |
PSA : | 0.00000 |
丁二炔 | |
buta-1,3-diyne | |
460-12-8 | |
C4H2 | |
50.05870 | |
0.00000 | |
0.25280 | |
50.01570 |
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1.436
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气体
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库房通风低温干燥,与氧化剂、硝酸银,酸类分开存放,不易久储,以防聚合
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10.3ºC at 760mmHg
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-36ºC
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0.806g/cm3
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1270mmHg at 25°C
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Stability Highly flammable. Readily forms explosive mixtures with air. May form peroxides in storage.
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2.1
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UN 3161
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2901299090
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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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