18442-22-3

• 常用中文名：7-溴-4-二氢色原酮
• 常用英文名：7-Bromochroman-4-one
• CAS号：18442-22-3
• 分子式：C₉H₇BrO₂
• 分子量：227.055
• 发布时间：2018-08-02 16:08:57
• 更新时间：2024-01-04 15:17:27

名称

• 中文名: 7-溴-4-二氢色原酮
• 英文名: 7-bromo-2,3-dihydrochromen-4-one
• 中文别名: 7-溴-苯并四氢吡喃-4-酮; 7-溴色满-4-酮
• 英文别名: 7-bromo-2,3-dihydro-1-benzopyran-4-one; 4H-1-Benzopyran-4-one,7-bromo-2,3-dihydro; 6-Bromo-2,3-dihydro-4H-chromen-4-one; (rac)-7-bromochroman-4-one; 4H-1-Benzopyran-4-one, 6-bromo-2,3-dihydro-; 7-Bromo-2,3-dihydro-4H-chromen-4-one; 4H-1-Benzopyran-4-one, 7-bromo-2,3-dihydro-; 7-bromochroman-4-one; 7-bromo-3,4-dihydro-2H-1-benzopyran-4-one; 7-BROMO-4-CHROMANONE; 6-Bromo-2,3-dihydro-4H-chromen-4-one 6-Bromo-4-chromanone

物化性质

• 密度: 1.6±0.1 g/cm3
• 沸点: 336.6±42.0 °C at 760 mmHg
• 分子式: C₉H₇BrO₂
• 分子量: 227.055
• 闪点: 157.4±27.9 °C
• 精确质量: 225.962936
• PSA: 26.30000
• LogP: 2.88
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.599
• 储存条件: 室温，干燥

安全

• 危害码 (欧洲): Xi
• 海关编码: 2932999099

合成路线

168759-60-2 ~78% 18442-22-3

文献：GILEAD SCIENCES, INC.; BACON, Elizabeth, M.; COTTELL, Jeromy, J.; KATANA, Ashley, Anne; KATO, Darryl; KRYGOWSKI, Evan, S.; LINK, John, O.; TAYLOR, James; TRAN, Chinh, Viet; TREJO MARTIN, Teresa, Alejandra; YANG, Zheng-Yu; ZIPFEL, Sheila Patent: WO2012/68234 A2, 2012 ; Location in patent: Page/Page column 629; 630 ;

491-37-2 ~74% 18442-22-3

文献：Baylor University Patent: US2009/76076 A1, 2009 ; Location in patent: Page/Page column 24-25 ; US 20090076076 A1

18386-03-3 ~% 18442-22-3

文献：US2002/82264 A1, ;

890840-78-5 ~12% 18442-22-3

文献：Gomtsyan, Arthur; Bayburt, Erol K.; Schmidt, Robert G.; Lee, Chih-Hung; Brown, Brian S.; Jinkerson, Tammie K.; Koenig, John R.; Daanen, Jerome F.; Latshaw, Steven P. Patent: US2006/128689 A1, 2006 ; Location in patent: Page/Page column 43 ;

30186-18-6 ~% 18442-22-3

文献：WO2012/68234 A2, ;

945724-02-7 ~% 18442-22-3

文献：WO2012/68234 A2, ;

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%