2H-1-Benzopyran, 2-(4-bromophenyl)-3,4-dihydro-

Base Information

Chemical Name:2H-1-Benzopyran, 2-(4-bromophenyl)-3,4-dihydro-
CAS No.:73110-65-3
Molecular Formula:C15H13BrO
Molecular Weight:289.172
Hs Code.:

Synonyms:

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Chemical Property of 2H-1-Benzopyran, 2-(4-bromophenyl)-3,4-dihydro-

Chemical Property:

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MSDS Files:: SDS file from LookChem

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Technology Process of 2H-1-Benzopyran, 2-(4-bromophenyl)-3,4-dihydro-

There total 5 articles about 2H-1-Benzopyran, 2-(4-bromophenyl)-3,4-dihydro- 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: 88.0%

: 1-(4-bromophenyl)-3-(2-hydroxyphenyl)propan-1-one

: 73110-65-3
2-(4-bromo-phenyl)-chroman

Guidance literature:: With potassium carbonate; toluene-4-sulfonic acid hydrazide; In 1,4-dioxane; at 110 ℃; regioselective reaction; Inert atmosphere;
DOI:10.1016/j.tet.2015.08.027

Reference yield:

: 132971-94-9,86293-49-4
1-(4-bromophenyl)-3-(2-hydroxyphenyl)prop-2-en-1-one

: 73110-65-3
2-(4-bromo-phenyl)-chroman

Guidance literature:: Multi-step reaction with 2 steps

1: toluene-4-sulfonic acid hydrazide; potassium carbonate / 1,4-dioxane / 3 h / 110 °C / Inert atmosphere

2: toluene-4-sulfonic acid hydrazide; potassium carbonate / 1,4-dioxane / 110 °C / Inert atmosphere

With potassium carbonate; toluene-4-sulfonic acid hydrazide; In 1,4-dioxane;
DOI:10.1016/j.tet.2015.08.027

Reference yield:

: 90-02-8
salicylaldehyde

: 73110-65-3
2-(4-bromo-phenyl)-chroman

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydroxide / ethanol; water / 2 h / 60 °C

2: toluene-4-sulfonic acid hydrazide; potassium carbonate / 1,4-dioxane / 3 h / 110 °C / Inert atmosphere

3: toluene-4-sulfonic acid hydrazide; potassium carbonate / 1,4-dioxane / 110 °C / Inert atmosphere

With potassium carbonate; toluene-4-sulfonic acid hydrazide; sodium hydroxide; In 1,4-dioxane; ethanol; water;
DOI:10.1016/j.tet.2015.08.027