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Benzo[b]naphtho[2,3-d]thiophene,7,8-dimethyl-

更新时间:2025-09-18 09:52:07

Benzo[b]naphtho[2,3-d]thiophene,7,8-dimethyl-结构式
Benzo[b]naphtho[2,3-d]thiophene,7,8-dimethyl-结构式
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常用名 Benzo[b]naphtho[2,3-d]thiophene,7,8-dimethyl- 英文名 Benzo[b]naphtho[2,3-d]thiophene,7,8-dimethyl-
CAS号 24964-12-3 分子量 262.36900
密度 1.227g/cm3 沸点 463.4ºC at 760 mmHg
分子式 C18H14S 熔点 N/A
MSDS N/A 闪点 176.8ºC

 名称

英文名 7,8-dimethylnaphtho[2,3-b][1]benzothiole
英文别名 更多

 物理化学性质

密度 1.227g/cm3
沸点 463.4ºC at 760 mmHg
分子式 C18H14S
分子量 262.36900
闪点 176.8ºC
精确质量 262.08200
PSA 28.24000
LogP 5.82450
蒸汽压 2.53E-08mmHg at 25°C
折射率 1.758

 安全信息

海关编码 2934999090

 海关

海关编码 2934999090
中文概述 2934999090. 其他杂环化合物. 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 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 英文别名

7,3-d]thiophene
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