5-Bromo-2-thiophenesulfonamide → 5-[5-(4-Chloro-3-methyl-phenyl)-7-difluoromethyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-thiophene-2-sulfonic acid amide

HRID 269236Notes

Reaction equation

HRID 269236 reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[CH:13]=[C:12]([CH:14]([F:16])[F:15])[N:11]3[N:17]=[CH:18][C:19]([C:20]#[CH:21])=[C:10]3[N:9]=2)=[CH:4][C:3]=1[CH3:22].Br[C:24]1[S:28][C:27]([S:29]([NH2:32])(=[O:31])=[O:30])=[CH:26][CH:25]=1>>[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[CH:13]=[C:12]([CH:14]([F:15])[F:16])[N:11]3[N:17]=[CH:18][C:19]([C:20]#[C:21][C:24]4[S:28][C:27]([S:29]([NH2:32])(=[O:31])=[O:30])=[CH:26][CH:25]=4)=[C:10]3[N:9]=2)=[CH:4][C:3]=1[CH3:22]

Participants

3

Reactant 2

HCID 12413045-Bromo-2-thiophenesulfonamideHCID 866080845-(4-Chloro-3-methyl-phenyl)-7-difluoromethyl-3-ethynyl-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 118526185-[5-(4-Chloro-3-methyl-phenyl)-7-difluoromethyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-thiophene-2-sulfonic acid amide

Procedure

The title compound was prepared from 5-(4-chloro-3-methyl-phenyl)-7-difluoromethyl-3-ethynyl-pyrazolo[1,5-a]pyrimidine (example C.16) (159 mg, 0.5 mmol) and commercially available 5-bromo-thiophene-2-sulfonamide (121 mg, 0.5 mmol) according to general procedure II. Obtained as a yellow solid (190 mg, 79%). MS (ISN) 477.0 [(M−H)−]; mp 216° C.

Sources & evidence

ORD record
ord-e53cdbc6ec5642fab5711b355e4c6044
Source dataset
uspto-grants-2008_11
Patent number
US07446113B2

Reaction notes

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