5-Bromo-2-thiophenesulfonamide → 5-[4-Trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidin-8-ylethynyl]-thiophene-2-sulfonic acid amide

HRID 2238105Notes

Reaction equation

HRID 2238105 reaction equation
[C:1]([C:3]1[N:4]=[CH:5][N:6]2[C:11]([C:12]([F:15])([F:14])[F:13])=[CH:10][C:9]([C:16]3[CH:21]=[CH:20][C:19]([C:22]([F:25])([F:24])[F:23])=[CH:18][CH:17]=3)=[N:8][C:7]=12)#[CH:2].Br[C:27]1[S:31][C:30]([S:32]([NH2:35])(=[O:34])=[O:33])=[CH:29][CH:28]=1>>[F:13][C:12]([F:15])([F:14])[C:11]1[N:6]2[CH:5]=[N:4][C:3]([C:1]#[C:2][C:27]3[S:31][C:30]([S:32]([NH2:35])(=[O:34])=[O:33])=[CH:29][CH:28]=3)=[C:7]2[N:8]=[C:9]([C:16]2[CH:21]=[CH:20][C:19]([C:22]([F:25])([F:24])[F:23])=[CH:18][CH:17]=2)[CH:10]=1

Participants

3

Reactant 2

HCID 12413045-Bromo-2-thiophenesulfonamideHCID 866080858-Ethynyl-4-trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidine

Product 1

HCID 167354875-[4-Trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidin-8-ylethynyl]-thiophene-2-sulfonic acid amide

Procedure

The title compound was prepared from 8-ethynyl-4-trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidine (example C.17) (178 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 red solid (159 mg, 62%). MS (ISN) 517.1 [(M+H)+]; mp 255° C.

Sources & evidence

ORD record
ord-cc44f927dbfb4f2fbac6fa91242b3908
Source dataset
uspto-grants-2010_05
Patent number
US07718661B2

Reaction notes

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