tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

Base Information

Chemical Name:tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate
CAS No.:524712-21-8
Molecular Formula:C₂₁H₂₂BrNO₄
Molecular Weight:432.314
Hs Code.:

Synonyms:tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

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Chemical Property of tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

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Technology Process of tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

There total 12 articles about tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate 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%

: 524712-08-1
tert-butyl 2-allyl-2-(2-bromophenyl)-3-oxoindoline-1-carboxylate

: 524712-21-8
tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

Guidance literature:: tert-butyl 2-allyl-2-(2-bromophenyl)-3-oxoindoline-1-carboxylate; With ozone; In ethanol; at -78 ℃; for 1h;

With sodium tetrahydroborate; In tetrahydrofuran; ethanol; at -78 - 20 ℃; for 7h;
DOI:10.1021/ja021380m

Reference yield:

: 88207-45-8
2-(2'-bromophenyl)-1H-indole

: 524712-21-8
tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: 97 percent / NaNO₂ / acetic acid / 3 h / 20 °C

2.1: 94 percent / Na₂S₂O₄; NaOH / ethanol / 24 h / Heating

3.1: 98 percent / PbO₂ / benzene / 24 h / Heating

4.1: 56 percent / aq. HCl / toluene / 12 h / 20 °C

5.1: 3 percent / tetrahydrofuran; diethyl ether / 2 h / 20 °C

6.1: 96 percent / 4-(dimethylamino)pyridine / acetonitrile / 17 h / 20 °C

7.1: O₃ / ethanol / 1 h / -78 °C

7.2: 98 percent / NaBH₄ / tetrahydrofuran; ethanol / 7 h / -78 - 20 °C

With hydrogenchloride; dmap; sodium hydroxide; sodium dithionite; ozone; lead dioxide; sodium nitrite; In tetrahydrofuran; diethyl ether; ethanol; acetic acid; toluene; acetonitrile; benzene;
DOI:10.1021/ja021380m

Reference yield:

: 2142-69-0
2-bromophenyl methyl ketone

: 524712-21-8
tert-butyl 2-(2-bromophenyl)-2-(2-hydroxyethyl)-3-oxoindoline-1-carboxylate

Guidance literature:: Multi-step reaction with 8 steps

1.1: 78 percent / polyphosphoric acid / 4 h / 100 - 110 °C

2.1: 97 percent / NaNO₂ / acetic acid / 3 h / 20 °C

3.1: 94 percent / Na₂S₂O₄; NaOH / ethanol / 24 h / Heating

4.1: 98 percent / PbO₂ / benzene / 24 h / Heating

5.1: 56 percent / aq. HCl / toluene / 12 h / 20 °C

6.1: 3 percent / tetrahydrofuran; diethyl ether / 2 h / 20 °C

7.1: 96 percent / 4-(dimethylamino)pyridine / acetonitrile / 17 h / 20 °C

8.1: O₃ / ethanol / 1 h / -78 °C

8.2: 98 percent / NaBH₄ / tetrahydrofuran; ethanol / 7 h / -78 - 20 °C

With hydrogenchloride; dmap; sodium hydroxide; sodium dithionite; PPA; ozone; lead dioxide; sodium nitrite; In tetrahydrofuran; diethyl ether; ethanol; acetic acid; toluene; acetonitrile; benzene; 1.1: Fischer indole synthesis;
DOI:10.1021/ja021380m