4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

Base Information

Chemical Name:4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one
CAS No.:1382748-98-2
Molecular Formula:C₁₅H₁₀ClFN₂O₃
Molecular Weight:320.707
Hs Code.:

Synonyms:4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

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Chemical Property of 4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

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Technology Process of 4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

There total 5 articles about 4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one 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: 99.3%

: 1382748-96-0
4-(3-chloro-4-fluorophenylimino)-3-methyl-2-oxo-3,4-dihydro-1,3-benzoxazine-6-yl acetate

: 1382748-98-2
4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

Guidance literature:: With ammonium hydroxide; In methanol; at 20 ℃; for 3h;
DOI:10.1002/jhet.2463

Reference yield:

: 1382748-92-6
4-(3-chloro-4-fluorophenylamino)-2-oxo-1,3-benzoxazine-6-yl acetate

: 1382748-98-2
4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 0.33 h / 40 °C

1.2: 8 h / 70 °C / Inert atmosphere

2.1: ammonium hydroxide / methanol / 3 h / 20 °C

With ammonium hydroxide; potassium carbonate; In methanol; N,N-dimethyl-formamide;
DOI:10.1080/00397911.2011.573169

Reference yield:

: 1382748-90-4
2,4-dioxo-3,4-dihydro-1,3-benzoxazine-6-yl acetate

: 1382748-98-2
4-(3-chloro-4-fluorophenylimino)-6-hydroxy-3-methyl-3,4-dihydro-1,3-benzoxazine-2-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: phosphorus pentachloride / 0.33 h / 165 °C / Inert atmosphere

2.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 12 h / 20 °C

3.1: potassium carbonate / N,N-dimethyl-formamide / 0.33 h / 40 °C

3.2: 8 h / 70 °C / Inert atmosphere

4.1: ammonium hydroxide / methanol / 3 h / 20 °C

With ammonium hydroxide; phosphorus pentachloride; potassium carbonate; N-ethyl-N,N-diisopropylamine; In methanol; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1080/00397911.2011.573169