(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

Base Information

Chemical Name:(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester
CAS No.:1447351-87-2
Molecular Formula:C₁₆H₁₁BrO₅S
Molecular Weight:395.23
Hs Code.:

(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ<sup>6</sup>-benzo[e][1,2]oxathiin-7-yl ester

Synonyms:(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

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Chemical Property of (2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

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Technology Process of (2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

There total 7 articles about (2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl 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: 50.0%

: 1447351-57-6
2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-ol

: 55116-09-1
2-bromophenylacetyl chloride

: 1447351-87-2
(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

Guidance literature:: With triethylamine; In tetrahydrofuran; at 0 - 20 ℃; Inert atmosphere;
DOI:10.1016/j.bmc.2013.05.032

Reference yield:

: 52085-14-0
4-benzoxy-salicylaldehyde

: 1447351-87-2
(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

Guidance literature:: Multi-step reaction with 6 steps

1: triethylamine / dichloromethane / 20 °C / Inert atmosphere

2: 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 0 - 20 °C / Inert atmosphere

3: palladium 10% on activated carbon; hydrogen / ethyl acetate / 3102.97 Torr / Inert atmosphere

4: triethylamine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere

5: tetraethylammonium hydroxide / 1,4-dioxane; water / 20 °C / Inert atmosphere

6: triethylamine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere

With palladium 10% on activated carbon; hydrogen; tetraethylammonium hydroxide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In tetrahydrofuran; 1,4-dioxane; dichloromethane; water; ethyl acetate;
DOI:10.1016/j.bmc.2013.05.032

Reference yield:

: 1447351-38-3
7-benzyloxy-2,2-dioxo-3,4-dihydro-2H-2λ⁶-benzo[e][1,2]oxathiin-4-ol

: 1447351-87-2
(2-bromophenyl)acetic acid 2,2-dioxo-2H-2λ⁶-benzo[e][1,2]oxathiin-7-yl ester

Guidance literature:: Multi-step reaction with 4 steps

1: palladium 10% on activated carbon; hydrogen / ethyl acetate / 3102.97 Torr / Inert atmosphere

2: triethylamine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere

3: tetraethylammonium hydroxide / 1,4-dioxane; water / 20 °C / Inert atmosphere

4: triethylamine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere

With palladium 10% on activated carbon; hydrogen; tetraethylammonium hydroxide; triethylamine; In tetrahydrofuran; 1,4-dioxane; water; ethyl acetate;
DOI:10.1016/j.bmc.2013.05.032