N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

Base Information

Chemical Name:N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide
CAS No.:1185908-01-3
Molecular Formula:C₂₁H₁₆F₂N₄O₄S
Molecular Weight:458.445
Hs Code.:

Synonyms:N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

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Chemical Property of N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

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Technology Process of N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

There total 3 articles about N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide 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:

: 98-10-2
benzenesulfonamide

: 1185907-96-3
5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid

: 1185908-01-3
N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

Guidance literature:: With dmap; HATU; In N,N-dimethyl-formamide; for 18h;

Reference yield:

: 1185908-14-8
2-benzyloxymethyl-5-[2-(2,3-difluoro-phenyl)-ethyl]-pyrazolo[1,5-a]pyrimidin-7-ol

: 1185908-01-3
N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

Guidance literature:: Multi-step reaction with 3 steps

1: hydrogen; acetic acid / 10 wt% Pd(OH)2 on carbon / methanol / 25 °C / 750.08 Torr

2: potassium permanganate; sodium hydroxide / water

3: dmap; HATU / N,N-dimethyl-formamide / 18 h

With dmap; potassium permanganate; hydrogen; acetic acid; HATU; sodium hydroxide; 10 wt% Pd(OH)2 on carbon; In methanol; water; N,N-dimethyl-formamide;

Reference yield:

: 1185907-95-2
5-[2-(2,3-difluoro-phenyl)-ethyl]-2-hydroxymethyl-pyrazolo[1,5-a]pyrimidin-7-ol

: 1185908-01-3
N-{5-[2-(2,3-difluoro-phenyl)-ethyl]-7-hydroxy-pyrazolo[1,5-a]pyrimidine-2-carbonyl}-benzenesulfonamide

Guidance literature:: Multi-step reaction with 2 steps

1: potassium permanganate; sodium hydroxide / water

2: dmap; HATU / N,N-dimethyl-formamide / 18 h

With dmap; potassium permanganate; HATU; sodium hydroxide; In water; N,N-dimethyl-formamide;