18720-69-9

• 常用中文名：7-Methoxy-2,3-diphenyl-4H-chromen-4-one
• 常用英文名：7-Methoxy-2,3-diphenyl-4H-chromen-4-one
• CAS号：18720-69-9
• 分子式：C₂₂H₁₆O₃
• 分子量：328.36100
• 发布时间：2016-04-09 06:21:17
• 更新时间：2025-09-15 18:49:35

名称

• 英文名: 7-methoxy-2,3-diphenylchromen-4-one
• 英文别名: 2-Phenyl-7-methoxyisoflavon; 7-Methoxy-3-phenyl-flavon; 4H-1-Benzopyran-4-one,7-methoxy-2,3-diphenyl; 7-methoxy-2,3-diphenyl-chromen-4-one; 7-Methoxy-2,3-diphenyl-4H-chromen-4-one; 7-Methoxy-2,3-diphenylchromone; 2,3-diphenyl-7-methoxy-4H-1-benzopyran-4-one

物化性质

• 分子式: C₂₂H₁₆O₃
• 分子量: 328.36100
• 精确质量: 328.11000
• PSA: 39.44000
• LogP: 5.13560

安全

• 海关编码: 2914509090

合成路线

74719-07-6 ~% 18720-69-9

文献：Saeed; Sharma; Durani; Jain; Kapil Journal of Medicinal Chemistry, 1990 , vol. 33, # 12 p. 3210 - 3216

18439-96-8 ~% 18720-69-9

文献：Saeed; Sharma; Durani; Jain; Kapil Journal of Medicinal Chemistry, 1990 , vol. 33, # 12 p. 3210 - 3216

98-88-4 ~% 18720-69-9

文献：Saeed; Sharma; Durani; Jain; Kapil Journal of Medicinal Chemistry, 1990 , vol. 33, # 12 p. 3210 - 3216

海关

海关编码	2914509090
中文概述	2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素	品名, 成分含量, 用途, 丙酮报明包装
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%