C₂₀H₂₁BrN₂O₆

Base Information

Chemical Name:C₂₀H₂₁BrN₂O₆
CAS No.:1302981-69-6
Molecular Formula:C₂₀H₂₁BrN₂O₆
Molecular Weight:465.301
Hs Code.:

C<sub>20</sub>H<sub>21</sub>BrN<sub>2</sub>O<sub>6</sub>

Synonyms:C₂₀H₂₁BrN₂O₆

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Chemical Property of C₂₀H₂₁BrN₂O₆

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Technology Process of C₂₀H₂₁BrN₂O₆

There total 7 articles about C₂₀H₂₁BrN₂O₆ 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: 98.0%

: 573-54-6
2-bromo-3-nitro-benzoic acid

: 1302981-83-4
C₁₃H₁₉NO₃

: 1302981-69-6
C₂₀H₂₁BrN₂O₆

Guidance literature:: With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane;
DOI:10.1016/j.tetlet.2010.11.012

Reference yield:

: 1302981-90-3
C₂₂H₃₀O₄

: 1302981-69-6
C₂₀H₂₁BrN₂O₆

Guidance literature:: Multi-step reaction with 6 steps

1: diisobutylaluminium hydride / -78 °C

2: chloro-trimethyl-silane; tetrabutyl ammonium fluoride; triethylamine / tetrahydrofuran

3: 2,6-di-tert-butyl-4-methyl-phenol / toluene / 16 h / 90 °C / Inert atmosphere

4: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran

5: water; 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane

6: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane

With dmap; chloro-trimethyl-silane; 2,6-di-tert-butyl-4-methyl-phenol; tetrabutyl ammonium fluoride; water; diisobutylaluminium hydride; 1,8-diazabicyclo[5.4.0]undec-7-ene; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; dichloromethane; toluene; 2: Henry reaction / 3: Intramolecular Diels-Alder reaction;
DOI:10.1016/j.tetlet.2010.11.012

Reference yield:

: 1302981-91-4
C₂₀H₂₆O₃

: 1302981-69-6
C₂₀H₂₁BrN₂O₆

Guidance literature:: Multi-step reaction with 5 steps

1: chloro-trimethyl-silane; tetrabutyl ammonium fluoride; triethylamine / tetrahydrofuran

2: 2,6-di-tert-butyl-4-methyl-phenol / toluene / 16 h / 90 °C / Inert atmosphere

3: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran

4: water; 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane

5: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane

With dmap; chloro-trimethyl-silane; 2,6-di-tert-butyl-4-methyl-phenol; tetrabutyl ammonium fluoride; water; 1,8-diazabicyclo[5.4.0]undec-7-ene; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; dichloromethane; toluene; 1: Henry reaction / 2: Intramolecular Diels-Alder reaction;
DOI:10.1016/j.tetlet.2010.11.012