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25782-30-3

25782-30-3结构式
25782-30-3结构式

化源商城直购

英文名 [2-acetyloxy-4-(5,6-diacetyloxy-7-methoxy-4-oxochromen-2-yl)phenyl] acetate
英文别名 Pedalitintetraacetat
5,6-diacetoxy-2-(3,4-diacetoxy-phenyl)-7-methoxy-chromen-4-one
7-Methoxy-3',4',5,6-tetrahydroxyflavone tetraacetate
FLAVONE,3',4',5,6-TETRAHYDROXY-7-METHOXY-,TETRAACETATE
4H-1-Benzopyran-4-one,5,6-bis(acetyloxy)-2-(3,4-bis(acetyloxy)phenyl)-7-methoxy
Pedalitin tetraacetate
2-[3,4-bis(acetyloxy)phenyl]-7-methoxy-4-oxo-4H-chromene-5,6-diyl diacetate
密度 1.369g/cm3
沸点 652.4ºC at 760 mmHg
分子式 C24H20O11
分子量 484.40900
闪点 280.3ºC
精确质量 484.10100
PSA 144.64000
LogP 3.16980
蒸汽压 6.68E-17mmHg at 25°C
折射率 1.571
海关编码 2918990090
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海关编码 2918990090
中文概述 2918990090. 其他含其他附加含氧基羧酸(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:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素 品名, 成分含量, 用途
Summary 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%