1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

Base Information

Chemical Name:1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid
CAS No.:783365-83-3
Molecular Formula:C₂₂H₁₁F₂NO₄
Molecular Weight:391.33
Hs Code.:

Synonyms:1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

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Chemical Property of 1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

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Technology Process of 1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

There total 4 articles about 1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid 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: 90.0%

: 783365-82-2
ethyl 1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylate

: 783365-83-3
1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

Guidance literature:: With hydrogenchloride; water; acetic acid; for 2h; Heating / reflux;

Reference yield:

: 94695-50-8
ethyl 3-(2,3,4,5-tetrafkuorophenyl)-3-oxopropanoate

: 783365-83-3
1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

Guidance literature:: Multi-step reaction with 4 steps

1: acetic anhydride / 0.5 h

2: dimethyl sulfoxide / 0.5 h / 60 °C

3: potassium carbonate / dimethyl sulfoxide / 1 h / 80 °C

4: hydrogenchloride; water; acetic acid / 2 h / Heating / reflux

With hydrogenchloride; water; acetic anhydride; potassium carbonate; acetic acid; In dimethyl sulfoxide;

Reference yield:

: C₂₄H₁₇F₄NO₄

: 783365-83-3
1,2-difluoro-4-oxo-4H-pyrido[3,2,1-kl]-8-phenyl-phenoxazine-5-carboxylic acid

Guidance literature:: Multi-step reaction with 2 steps

1: potassium carbonate / dimethyl sulfoxide / 1 h / 80 °C

2: hydrogenchloride; water; acetic acid / 2 h / Heating / reflux

With hydrogenchloride; water; potassium carbonate; acetic acid; In dimethyl sulfoxide;