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19491-23-7

19491-23-7结构式
19491-23-7结构式

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英文名 triphenylphosphonium bis(methoxycarbonyl)methylide
英文别名 Triphenylphosphonio-dicarbomethoxymethanid
Dimethoxycarbonylmethylen-triphenylphosphoran
dimethyl 2-(triphenylphosphoranylidene)malonate
di(methoxycarbonyl)methylene triphenylphosphorane
Triphenylphosphonio-dicarbomethoxymethanol
分子式 C23H21O4P
分子量 392.38400
精确质量 392.11800
PSA 62.41000
LogP 2.49890
海关编码 2931900090
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下游产品  2

海关编码 2931900090
中文概述 2931900090. 其他有机-无机化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:6.5%. 普通关税:30.0%
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%