18651-16-6

• 常用中文名：2-甲氧基-3-甲基-2-苯基-4H-苯并-g-吡喃酮
• 常用英文名：4H-1-Benzopyran-4-one,7-methoxy-3-methyl-2-phenyl-
• CAS号：18651-16-6
• 分子式：C₁₇H₁₄O₃
• 分子量：266.29100
• 发布时间：2018-12-03 19:48:18
• 更新时间：2025-08-31 16:52:42

名称

• 中文名: 2-甲氧基-3-甲基-2-苯基-4H-苯并-g-吡喃酮
• 英文名: 7-methoxy-3-methyl-2-phenylchromen-4-one
• 英文别名: 7-Methoxy-3-methyl-flavon; 7-methoxy-3-methyl-2-phenyl-4H-chromen-4-one; 7-Methoxy-3-methyl-2-phenyl-chromen-4-on; 7-methoxy-3-methyl-2-phenyl-chromen-4-one; 3-methyl-7-methoxy-2-phenyl-4H-benzopyran-4-one

物化性质

• 密度: 1.203g/cm3
• 沸点: 427.1ºC at 760mmHg
• 分子式: C₁₇H₁₄O₃
• 分子量: 266.29100
• 闪点: 203.9ºC
• 精确质量: 266.09400
• PSA: 39.44000
• LogP: 3.77700
• 蒸汽压: 1.68E-07mmHg at 25°C
• 折射率: 1.598

安全

• 海关编码: 2914509090

合成路线

69792-77-4 ~72% 18651-16-6

文献：Jayashree, B. S.; Alam, Afroze; Vijay Kumar, D.; Nayak, Yogendra Medicinal Chemistry Research, 2012 , vol. 21, # 8 p. 1991 - 1996,6 Title/Abstract Full Text Show Details Jayashree; Alam, Afroze; Nayak, Yogendra; Vijay Kumar Medicinal Chemistry Research, 2012 , vol. 21, # 8 p. 1991 - 1996

6270-44-6 100-52-7 ~% 18651-16-6

文献：Jayashree, B. S.; Alam, Afroze; Vijay Kumar, D.; Nayak, Yogendra Medicinal Chemistry Research, 2012 , vol. 21, # 8 p. 1991 - 1996,6 Title/Abstract Full Text Show Details Jayashree; Alam, Afroze; Nayak, Yogendra; Vijay Kumar Medicinal Chemistry Research, 2012 , vol. 21, # 8 p. 1991 - 1996

6270-44-6 98-88-4 ~% 18651-16-6

文献：Da Re; Verlicchi Annali di Chimica (Rome, Italy), 1956 , vol. 46, p. 910,917

412017-82-4 ~% 18651-16-6

文献：Ollis; Weight Journal of the Chemical Society, 1952 , p. 3826,3830

5792-36-9 ~% 18651-16-6

文献：Ollis; Weight Journal of the Chemical Society, 1952 , p. 3826,3830

412017-83-5 ~% 18651-16-6

文献：Ollis; Weight Journal of the Chemical Society, 1952 , p. 3826,3830

6270-44-6 ~% 18651-16-6

文献：Ollis; Weight Journal of the Chemical Society, 1952 , p. 3826,3830

上下游产品

上游产品  7
69792-77-4 6270-44-6 100-52-7 98-88-4
412017-82-4 5792-36-9 412017-83-5
下游产品  1
25782-05-2

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%