51751-34-9

• 常用中文名：4-羟基-2-氧代-2H-苯并吡喃-3-甲醛
• 常用英文名：4-hydroxy-2-oxo-2h-chromene-3-carbaldehyde
• CAS号：51751-34-9
• 分子式：C₁₀H₆O₄
• 分子量：190.15200
• 发布时间：2018-12-29 22:52:22
• 更新时间：2024-01-09 18:54:09

名称

• 中文名: 4-羟基-2-氧代-2H-色烯-3-甲醛
• 英文名: 4-hydroxy-2-oxo-2h-chromene-3-carbaldehyde
• 英文别名: 4-hydroxy-2-oxo-chromen-3-carbaldehyde; 4-hydroxy couMarin-3-carbaldehyde; 4-HYDROXY-3-FORMYLCOUMARIN; 4-hydroxy-2-oxo-2H-1-benzopyran-3-carboxaldehyde; 2H-1-benzopyran-3-carboxaldehyde,4-hydroxy-2-oxo; 4-hydroxy-2-oxo-2H-chromen-3-carbaldehyde; 4-hydroxycoumarin-3-carboxaldehyde; AURORA KA-4670; 4-hydroxy-2-oxo-2H-benzopyran-3-carboxaldehyde

物化性质

• 密度: 1.63g/cm3
• 沸点: 405.082ºC at 760 mmHg
• 熔点: 138-140°C (lit.)
• 分子式: C₁₀H₆O₄
• 分子量: 190.15200
• 闪点: 170.059ºC
• 精确质量: 190.02700
• PSA: 67.51000
• LogP: 1.31110
• 折射率: 1.759
• 储存条件: 室温

安全

• 危害码 (欧洲): Xi
• 海关编码: 2932209090

合成路线

1076-38-6 68-12-2 ~80% 51751-34-9

文献：CLARIANT INTERNATIONAL LTD. Patent: EP1516895 A1, 2005 ; Location in patent: Page/Page column 6 ;

1189755-26-7 ~% 51751-34-9

文献：Ibrahim, Magdy A. Tetrahedron, 2009 , vol. 65, # 36 p. 7687 - 7690

52817-14-8 ~% 51751-34-9

文献：Ibrahim, Magdy A. Tetrahedron, 2009 , vol. 65, # 36 p. 7687 - 7690

1076-38-6 122-51-0 ~68% 51751-34-9

文献：Rahman; Khan; Siddiqi; Zaman Indian Journal of Chemistry - Section B Organic Chemistry Including Medicinal Chemistry, 1990 , vol. 29, # 10 p. 941 - 943

1076-38-6 ~% 51751-34-9

文献：Milevskii; Chibisova; Solov'Eva; Anisimova; Lebedev; Ivanov; Traven Chemistry of Heterocyclic Compounds, 2013 , vol. 48, # 12 p. 1781 - 1792 Khim. Geterotsikl. Soedin., 2013 , vol. 48, # 12 p. 1903 - 1915,13

39079-62-4 ~% 51751-34-9

文献：Shkumat, A. P.; Babich, Yu. P.; Pivnenko, N. S.; Kazarov, A. E.; Polyakov, V. K.; et al. J. Gen. Chem. USSR (Engl. Transl.), 1989 , vol. 59, # 11 p. 2618 - 2625,2340 - 2346

50329-91-4 ~% 51751-34-9

文献：Milevskii; Chibisova; Solov'Eva; Anisimova; Lebedev; Ivanov; Traven Chemistry of Heterocyclic Compounds, 2013 , vol. 48, # 12 p. 1781 - 1792 Khim. Geterotsikl. Soedin., 2013 , vol. 48, # 12 p. 1903 - 1915,13

上下游产品

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1076-38-6 68-12-2 1189755-26-7 122-51-0
39079-62-4 50329-91-4
下游产品  2
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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
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