[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

Base Information

Chemical Name:[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester
CAS No.:99923-75-8
Molecular Formula:C₁₇H₁₄FNO₃S
Molecular Weight:331.367
Hs Code.:

Synonyms:[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

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Chemical Property of [5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

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Technology Process of [5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

There total 4 articles about [5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic 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: 67.0%

: 99923-59-8
4-(4-Fluoro-phenyl)-4-oxo-3-[(thiophene-3-carbonyl)-amino]-butyric acid ethyl ester

: 99923-75-8
[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

Guidance literature:: With trichlorophosphate; In N,N-dimethyl-formamide; at 20 - 25 ℃; for 8h;
DOI:10.1021/jm00153a006

Reference yield:

: 41507-35-1
3-thiophene carboxylic acid chloride

: 99923-75-8
[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 80 percent / aq. NaHCO₃ / ethyl acetate / Ambient temperature

2: 1.) NaH / 1.) DMF, -50 - -40 deg C, 15 min, 2.) DMF, from -50 to 0 deg C, 30 min

3: 67 percent / POCl₃ / dimethylformamide / 8 h / 20 - 25 °C

With sodium hydride; sodium hydrogencarbonate; trichlorophosphate; In ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1021/jm00153a006

Reference yield:

: 456-00-8
2-amino-4'-fluoroacetophenone hydrochloride

: 99923-75-8
[5-(4-Fluoro-phenyl)-2-thiophen-3-yl-oxazol-4-yl]-acetic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 80 percent / aq. NaHCO₃ / ethyl acetate / Ambient temperature

2: 1.) NaH / 1.) DMF, -50 - -40 deg C, 15 min, 2.) DMF, from -50 to 0 deg C, 30 min

3: 67 percent / POCl₃ / dimethylformamide / 8 h / 20 - 25 °C

With sodium hydride; sodium hydrogencarbonate; trichlorophosphate; In ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1021/jm00153a006