20426-78-2

• 常用中文名：4-Bromo-3,4-dihydro-2H-benzo[b]oxepin-5-one
• 常用英文名：4-Bromo-3,4-dihydro-2H-benzo[b]oxepin-5-one
• CAS号：20426-78-2
• 分子式：C₁₀H₉BrO₂
• 分子量：241.08100
• 发布时间：2016-05-10 15:25:06
• 更新时间：2024-01-03 07:24:53

名称

• 英文名: 4-bromo-3,4-dihydro-2H-1-benzoxepin-5-one
• 英文别名: 4-Brom-5-oxo-1-benzoxepin; 1-Benzoxepin-5(2H)-one,4-bromo-3,4-dihydro; 4-Brom-homochroman-5-on; 4-bromo-3,4-dihydro-1(2H)-benzoxepin-5-one; 4-Bromo-3,4-dihydro-2H-benzo[b]oxepin-5-one

物化性质

• 分子式: C₁₀H₉BrO₂
• 分子量: 241.08100
• 精确质量: 239.97900
• PSA: 26.30000
• LogP: 2.41530

安全

• 海关编码: 2932999099

合成路线

6786-30-7 ~78% 20426-78-2

文献：Maiti, Swaraj B.; Ray Chaudhuri, S. R.; Chatterjee, Amareshwar Synthesis, 1987 , # 9 p. 806 - 809

6303-58-8 ~% 20426-78-2

文献：Packiarajan, Mathivanan; Marzabadi, Mohammad R.; Desai, Mahesh; Lu, Yalei; Noble, Stewart A.; Wong, Wai C.; Jubian, Vrej; Chandrasena, Gamini; Wolinsky, Toni D.; Zhong, Hualing; Walker, Mary W.; Wiborg, Ove.; Andersen, Kim Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 18 p. 5436 - 5441

108-95-2 ~% 20426-78-2

文献：Packiarajan, Mathivanan; Marzabadi, Mohammad R.; Desai, Mahesh; Lu, Yalei; Noble, Stewart A.; Wong, Wai C.; Jubian, Vrej; Chandrasena, Gamini; Wolinsky, Toni D.; Zhong, Hualing; Walker, Mary W.; Wiborg, Ove.; Andersen, Kim Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 18 p. 5436 - 5441

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%