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| CAS号 : | 359-48-8 |
精确质量 : | 129.98800 |
| 分子式 : | C2HF3O3 |
logP : | 0.56490 |
| 分子量 : | 130.02300 |
PSA : | 46.53000 |
Peroxytrifluoroacetic acid | |
359-48-8 | |
C2HF3O3 | |
130.02300 | |
46.53000 | |
0.56490 | |
129.98800 |
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2918300090
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品名, 成分含量, 用途 |
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2918300090 其他含醛基或酮基不含其他含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
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2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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2918300090. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff: |
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在一个300ml三颈瓶上安装有搅拌器、滴液漏斗和带氯化钙干燥管的冷凝器,瓶中盛100ml二氯甲烷。先不搅拌,用10ml刻度吸管或量筒,每次约加1ml共加入5.4ml(0.20mol)90%过氧化氢,它与溶剂分层而不互溶。瓶用冰浴冷却,开始搅拌。在此冷溶液中至少在20min内滴加34.0ml(0.24mol)三氟乙酸酐。加完后,撤去冰浴,在室温再搅拌30min。 | |
强氧化剂。氧化芳伯胺成硝基化合物,N-亚硝胺成N-硝基化合物,亏成硝基化合物,醛亏成腈,烯经成反1,2-二醇,酮成酯,2,6-二甲苯醌,2,6-二溴吡啶成2,6-二溴吡啶-N-氧化物。 |