(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

Base Information

Chemical Name:(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide
CAS No.:1499195-71-9
Molecular Formula:Br*C₂₆H₁₉BrNO₅
Molecular Weight:585.249
Hs Code.:

Synonyms:(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

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Chemical Property of (E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

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Technology Process of (E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

There total 3 articles about (E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide 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: 70.0%

: 1415328-64-1
(E)-8-methoxy-3-(3-(pyridin-4-yl)acryloyl)-2H-chromen-2-one

: 99-73-0,132309-76-3
para-bromophenacyl bromide

: 1499195-71-9
(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

Guidance literature:: With potassium iodide; In acetonitrile; at 20 ℃;
DOI:10.1002/ardp.201300080

Reference yield:

: 5452-39-1
3-acetyl-8-methoxy-2H-chromen-2-one

: 1499195-71-9
(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

Guidance literature:: Multi-step reaction with 2 steps

1: piperidine / butan-1-ol / 0.5 h / 150 °C / Microwave irradiation

2: potassium iodide / acetonitrile / 20 °C

With piperidine; potassium iodide; In acetonitrile; butan-1-ol; 1: |Aldol Condensation;
DOI:10.1002/ardp.201300080

Reference yield:

: 148-53-8
3-methoxy-2-hydroxybenzaldehyde

: 1499195-71-9
(E)-1-(2-(4-bromophenyl)-2-oxoethyl)-4-(3-(8-methoxy-2-oxo-2H-chromen-3-yl)-3-oxoprop-1-enyl)pyridinium bromide

Guidance literature:: Multi-step reaction with 3 steps

1: piperidine / 1 h / 50 °C

2: piperidine / butan-1-ol / 0.5 h / 150 °C / Microwave irradiation

3: potassium iodide / acetonitrile / 20 °C

With piperidine; potassium iodide; In acetonitrile; butan-1-ol; 2: |Aldol Condensation;
DOI:10.1002/ardp.201300080