5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER

Base Information

Chemical Name:5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER
CAS No.:4487-61-0
Molecular Formula:C13H8F4O4
Molecular Weight:304.19400
Hs Code.:2918300090
Mol file:4487-61-0.mol

Synonyms:3-ethoxycarbonyl-5,6,7,8-tetrafluoro-2-methylchromone;3-Ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluorochromone;5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylic acid ethyl ester;ethyl 5,6,7,8-tetrafluoro-2-methylchromone-3-carboxylate;1,3-Dioxane,2-methyl-5,5-diphenyl;2-Methyl-5,5-diphenyl-1,3-dioxan;2-methyl-3-ethoxycarbonyl-5,6,7,8-tetrafluorochromone;2-methyl-5,6,7,8-tetrafluoro-3-ethoxycarbonyl-4H-1,4-dihydrobenzopyran-4-one;2-methyl-5,5-diphenyl-[1,3]dioxane;3-ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluoro-4H-1,4-dihydrobenzopyran-4-one;

Suppliers and Price of 5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Total 2 raw suppliers

Chemical Property of 5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER

Chemical Property:

Vapor Pressure:2.58E-05mmHg at 25°C
Boiling Point:358.2oC at 760 mmHg
Flash Point:164.7oC
PSA：56.51000
Density:1.49g/cm3
LogP:2.83450

Purity/Quality:: 95% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER

There total 9 articles about 5,6,7,8-TETRAFLUORO-2-METHYL-4-OXO-4H-CHROMENE-3-CARBOXYLIC ACID ETHYL ESTER which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

: 435273-78-2
ethyl 2-pentafluorobenzoyl-3-oxobutanoate

: 4487-61-0
5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-benzopyran-3-carboxylic acid ethyl ester

Guidance literature:: at 110 ℃; for 1h;
DOI:10.1070/MC2001v011n02ABEH001399

Reference yield: 92.0%

: 685829-69-0
ethyl 2-pentafluorobenzoyl-3-oxobutanoate

: 4487-61-0
5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-benzopyran-3-carboxylic acid ethyl ester

Guidance literature:: at 100 - 110 ℃; for 1h;
DOI:10.1016/S0022-1139(01)00346-3

Reference yield: 47.0%

pentafluorobenzoylchloride: 2251-50-5
pentafluorobenzoylchloride

: 141-97-9
ethyl acetoacetate

: 4487-61-0
5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-benzopyran-3-carboxylic acid ethyl ester

Guidance literature:: ethyl acetoacetate; With magnesium ethylate; at 50 ℃; for 1h;

pentafluorobenzoylchloride; In benzene; at 20 - 50 ℃; for 1.25h;

In dimethyl sulfoxide; at 80 ℃; for 3h;
DOI:10.1070/MC2001v011n02ABEH001399