4115-76-8

• 常用中文名：7-羟基-4,8-二甲基香豆素
• 常用英文名：4,8-Dimethyl-7-hydroxycoumarin
• CAS号：4115-76-8
• 分子式：C₁₁H₁₀O₃
• 分子量：190.195
• 发布时间：2018-04-28 08:00:00
• 更新时间：2024-01-12 14:24:59

名称

• 中文名: 7-羟基-4,8-二甲基香豆素
• 英文名: 7-hydroxy-4,8-dimethylchromen-2-one
• 英文别名: 4,8-dimethyl-7-hydroxy-2H-1-benzopyran-2-one; 7-Hydroxy-4,8-dimethylcoumarin; 4,8-Dimethyl-7-hydroxycoumarin; 7-hydroxy-4,8-dimethyl-2H-1-benzopyran-2-one; 4,8-Dimethylumbelliferone; 7-Hydroxy-4,8-dimethyl-2H-chromen-2-one; Coumarin, 7-hydroxy-4,8-dimethyl-; 2H-1-Benzopyran-2-one, 7-hydroxy-4,8-dimethyl-

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 375.0±42.0 °C at 760 mmHg
• 分子式: C₁₁H₁₀O₃
• 分子量: 190.195
• 闪点: 169.1±20.7 °C
• 精确质量: 190.062988
• PSA: 50.44000
• LogP: 2.83
• 蒸汽压: 0.0±0.9 mmHg at 25°C
• 折射率: 1.599

安全

• 海关编码: 2932209090

合成路线

608-25-3 141-97-9 ~97% 4115-76-8

文献：Kuarm, B. Suresh; Madhav, J. Venu; Laxmi, S. Vijaya; Rajitha; Reddy, Y. Thirupathi; Reddy, P. Narsimha; Crooks, Peter A. Synthetic Communications, 2010 , vol. 40, # 22 p. 3358 - 3364

608-25-3 105-45-3 ~94% 4115-76-8

文献：Qian, Jinhua; Suo, Jishuan Journal of Chemical Research, 2005 , # 8 p. 486 - 487

504-15-4 141-97-9 ~81% 4115-76-8

文献：Wang, Limin; Xia, Jianjun; Tian, He; Qian, Changtao; Ma, Yun Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2003 , vol. 42, # 9 p. 2097 - 2099

14003-96-4 ~% 4115-76-8

文献：Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

90-33-5 ~% 4115-76-8

文献：Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

90-33-5 74-88-4 ~% 4115-76-8 14002-96-1

文献：Gupta; Seshadri Journal of Scientific and Industrial Research, 1957 , vol. 16B, p. 257,260 Chem.Abstr., 1958 , p. 376

7664-93-9 608-25-3 141-97-9 ~% 4115-76-8

文献：Rangaswami; Seshadri Proceedings - Indian Academy of Sciences, Section A, 1937 , # 6 p. 112,115

上下游产品

上游产品  8
608-25-3 141-97-9 105-45-3 504-15-4
14003-96-4 90-33-5 74-88-4 7664-93-9
下游产品  6
105290-15-1 3902-71-4 14002-96-1 21902-10-3
69897-63-8 3993-43-9

海关

海关编码	2932209090
中文概述	2932209090. 其他内酯. 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	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%