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| CAS号 : | 2219-66-1 |
精确质量 : | 209.86800 |
| 分子式 : | C4H4Br2 |
logP : | 1.77960 |
| 分子量 : | 211.88300 |
PSA : | 0.00000 |
1,4-二溴-2-丁炔 | |
1,4-dibromobut-2-yne | |
2219-66-1 | |
C4H4Br2 | |
211.88300 | |
0.00000 | |
1.77960 | |
209.86800 |
|
1.566
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91.5ºC
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|
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0.166mmHg at 25°C
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2.032g/cm3
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220.6ºC at 760mmHg
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2903399090
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品名, 成分含量, 用途 |
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2903399090. 其他无环烃的氟化、溴化或碘化衍生物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0% |
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2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
|
HS:2903399090.Fluorinated or iodinated derivatives of acyclic hydrocarbons. General tariff:0 |
