1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

Base Information

Chemical Name:1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone
CAS No.:1415219-53-2
Molecular Formula:C₂₁H₁₉BrN₂O₃
Molecular Weight:427.297
Hs Code.:

Synonyms:1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

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Chemical Property of 1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

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Technology Process of 1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

There total 4 articles about 1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone 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:

: 1025024-25-2
1-(3-(4-Bromophenyl)-4,5-dihydro-5-(4-hydroxy-3-methoxyphenyl)pyrazol-1-yl)ethanone

: 106-96-7
propargyl bromide

: 1415219-53-2
1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 0 ℃; for 24h;
DOI:10.1007/s00044-012-0312-7

Reference yield:

: 99-90-1
para-bromoacetophenone

: 1415219-53-2
1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

Guidance literature:: Multi-step reaction with 3 steps

1: acetic acid; sulfuric acid / 48 h / 5 °C

2: hydrazine hydrate / 4 h / Reflux

3: potassium carbonate / N,N-dimethyl-formamide / 24 h / 0 °C

With sulfuric acid; potassium carbonate; hydrazine hydrate; acetic acid; In N,N-dimethyl-formamide;
DOI:10.1007/s00044-012-0312-7

Reference yield:

: (2E)-1-(4-bromophenyl)-3-(4-hydroxy-3-methoxyphenyl) prop-2-en-1-one

: 1415219-53-2
1-(3-(4-Bromophenyl)-4,5-dihydro-5-(3-methoxy-4-(prop-2-ynyloxy)phenyl)pyrazol-1-yl)ethanone

Guidance literature:: Multi-step reaction with 2 steps

1: hydrazine hydrate / 4 h / Reflux

2: potassium carbonate / N,N-dimethyl-formamide / 24 h / 0 °C

With potassium carbonate; hydrazine hydrate; In N,N-dimethyl-formamide;
DOI:10.1007/s00044-012-0312-7