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dinaphtho[2,1-b:2',3'-d]furan-8,13-dione

更新时间:2025-09-06 10:19:20

dinaphtho[2,1-b:2',3'-d]furan-8,13-dione结构式
dinaphtho[2,1-b:2',3'-d]furan-8,13-dione结构式
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常用名 dinaphtho[2,1-b:2',3'-d]furan-8,13-dione 英文名 dinaphtho[2,1-b:2',3'-d]furan-8,13-dione
CAS号 5397-99-9 分子量 298.29200
密度 1.419g/cm3 沸点 525.9ºC at 760 mmHg
分子式 C20H10O3 熔点 N/A
MSDS N/A 闪点 261.2ºC

 名称

英文名 dinaphtho[2,1-b:2',3'-d]furan-8,13-dione

 物理化学性质

密度 1.419g/cm3
沸点 525.9ºC at 760 mmHg
分子式 C20H10O3
分子量 298.29200
闪点 261.2ºC
精确质量 298.06300
PSA 47.28000
LogP 4.36140
InChIKey VYZMRDGGVIOWCY-UHFFFAOYSA-N
SMILES O=C1c2ccccc2C(=O)c2c1oc1ccc3ccccc3c21
折射率 1.762

 安全信息

海关编码 2932999099

 海关

海关编码 2932999099
中文概述 2932999099. 其他仅含氧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%
申报要素 品名, 成分含量, 用途
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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