3-[2-(4-bromophenyl)-2-oxoethylidene]-3,4-dihydro-2H-1,4-benzoxazin-2-one

Base Information

Chemical Name:3-[2-(4-bromophenyl)-2-oxoethylidene]-3,4-dihydro-2H-1,4-benzoxazin-2-one
CAS No.:70372-51-9
Molecular Formula:C₁₆H₁₀BrNO₃
Molecular Weight:344.164
Hs Code.:
Mol file:70372-51-9.mol

Synonyms:(Z)-3-(2-(4-bromophenyl)-2-oxoethylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-one

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

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Chemical Property of 3-[2-(4-bromophenyl)-2-oxoethylidene]-3,4-dihydro-2H-1,4-benzoxazin-2-one

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Technology Process of 3-[2-(4-bromophenyl)-2-oxoethylidene]-3,4-dihydro-2H-1,4-benzoxazin-2-one

There total 3 articles about 3-[2-(4-bromophenyl)-2-oxoethylidene]-3,4-dihydro-2H-1,4-benzoxazin-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: 97.0%

: 95-55-6
2-amino-phenol

: 58303-63-2
4-(4-bromo-phenyl)-2,4-dioxo-butyric acid

: 70372-51-9
(Z)-3-(2-(4-bromophenyl)-2-oxoethylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-one

Guidance literature:: In water; at 80 ℃; for 1.25h; Sonication; Green chemistry;
DOI:10.1016/j.tetlet.2017.03.048

Reference yield:

: 1408243-59-3
3-[6-(4-bromophenyl)-3-cyclohexyl-2-cyclohexylimino-4-oxo-3,4-dihydro-2H-1,3-oxazin-5-yl]-2H-1,4-benzoxazin-2-one

: 70372-51-9
(Z)-3-(2-(4-bromophenyl)-2-oxoethylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-one

Guidance literature:: With water; In 1,4-dioxane; Reflux;
DOI:10.1134/S1070428012090151

Reference yield:

: 3-p-bromobenzoyl-2,4-dihydro-1H-pyrrolo[2,1-c][1,4]benzoxazine-1,2,4-trione

: 70372-51-9
(Z)-3-(2-(4-bromophenyl)-2-oxoethylidene)-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: 168 - 169 °C

2: water / 1,4-dioxane / Reflux

With water; In 1,4-dioxane;
DOI:10.1134/S1070428012090151