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4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester synthesis
- Product Name:4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester
- CAS Number:1821-20-1
- Molecular formula:C12H10O5
- Molecular Weight:234.2
![Acetylsalicylic acid](/CAS/GIF/50-78-2.gif)
50-78-2
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1821-20-1
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Yield:-
Steps:
Multi-step reaction with 3 steps
1.1: dicyclohexyl-carbodiimide / tetrahydrofuran / 0 °C / Inert atmosphere
2.1: sodium hydride / tetrahydrofuran; mineral oil / 1 h / 0 - 20 °C / Inert atmosphere
2.2: 2 h / 0 - 20 °C / Inert atmosphere
3.1: ethanol; sodium / 24 h / 20 °C
References:
Stefanou, Valentina;Matiadis, Dimitris;Melagraki, Georgia;Afantitis, Antreas;Athanasellis, Giorgos;Igglessi-Markopoulou, Olga;McKee, Vickie;Markopoulos, John [Molecules,2011,vol. 16,# 1,p. 384 - 402]
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1000210-73-0
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![4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester](/CAS/GIF/1821-20-1.gif)
1821-20-1
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84388-73-8
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![4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester](/CAS/GIF/1821-20-1.gif)
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![Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-](/CAS/20210305/GIF/1000210-73-0.gif)
1000210-73-0
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![4-Hydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester](/CAS/GIF/1821-20-1.gif)
1821-20-1
7 suppliers
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