3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

Base Information

Chemical Name:3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide
CAS No.:1186421-43-1
Molecular Formula:C₂₅H₂₁N₅O₃S
Molecular Weight:471.539
Hs Code.:

Synonyms:3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

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Chemical Property of 3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

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Technology Process of 3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

There total 8 articles about 3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide 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: 55.0%

: 1134598-80-3
3-(3-amino-5-pyridin-4-yl-1H-pyrazol-4-yl)phenol

: 1310456-95-1
3-(3-(dimethylamino)acryloyl)-N,N-dimethylbenzenesulfonamide

: 1186421-43-1
3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

Guidance literature:: With acetic acid; at 20 - 80 ℃; for 40h;

Reference yield:

: 2459-09-8
4-pyridinecarboxylic acid, methyl ester

: 1186421-43-1
3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

Guidance literature:: Multi-step reaction with 5 steps

1.1: ethanol; sodium / 4 h / 45 °C / Reflux

2.1: trichlorophosphate / 18 h / 80 °C

3.1: hydrazine hydrate / ethanol / 6.5 h / Reflux

4.1: pyridine hydrochloride / 1 h / 202 °C

4.2: 0.5 h / 20 °C

5.1: acetic acid / 40 h / 20 - 80 °C

With ethanol; pyridine hydrochloride; sodium; hydrazine hydrate; acetic acid; trichlorophosphate; In ethanol;

Reference yield:

: 1134598-72-3
3-chloro-2-(3-methoxyphenyl)-3-pyridin-4-yl-acrylonitrile

: 1186421-43-1
3-[3-(3-hydroxyphenyl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-N,N-dimethylbenzenesulfonamide

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrazine hydrate / ethanol / 6.5 h / Reflux

2.1: pyridine hydrochloride / 1 h / 202 °C

2.2: 0.5 h / 20 °C

3.1: acetic acid / 40 h / 20 - 80 °C

With pyridine hydrochloride; hydrazine hydrate; acetic acid; In ethanol;