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3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one

更新时间:2025-09-27 16:47:44

3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one结构式
3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one结构式
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常用名 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one 英文名 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one
CAS号 5690-05-1 分子量 198.21700
密度 N/A 沸点 N/A
分子式 C13H10O2 熔点 N/A
MSDS N/A 闪点 N/A

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one名称

英文名 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one
英文别名 更多

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one物理化学性质

分子式 C13H10O2
分子量 198.21700
精确质量 198.06800
PSA 26.30000
LogP 2.69140

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one安全信息

海关编码 2932209090

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one上下游产品

3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one上游产品  0

3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one下游产品  1

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one海关

海关编码 2932209090
中文概述 2932209090. 其他内酯. 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 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 3,4-dihydro-2H-naphtho[1,2-b]pyran-2-one英文别名

3,4-dihydro-benzo[h]chromen-2-one
Dihydrobenzocumarin
3,4-Dihydro-benzo[h]chromen-2-on
3,4-dihydro-2H-benzo[h]chromen-2-one
7,8-Benzo-3,4-dihydro-cumarin
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