5-bromo-N-(2-(dimethylamino)ethyl)thiophene-2-sulfonamide → 5-[7-Trifluoromethyl-5-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-thiophene-2-sulfonic acid (2-dimethylamino-ethyl)-amide

HRID 558871Notes

Reaction equation

HRID 558871 reaction equation
[C:1]([C:3]1[CH:4]=[N: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][CH:19]=[C:18]([C:22]([F:25])([F:24])[F:23])[CH:17]=3)=[N:8][C:7]=12)#[CH:2].[CH3:26][N:27]([CH3:40])[CH2:28][CH2:29][NH:30][S:31]([C:34]1[S:35][C:36](Br)=[CH:37][CH:38]=1)(=[O:33])=[O:32]>>[CH3:26][N:27]([CH3:40])[CH2:28][CH2:29][NH:30][S:31]([C:34]1[S:35][C:36]([C:2]#[C:1][C:3]2[CH:4]=[N:5][N:6]3[C:11]([C:12]([F:14])([F:13])[F:15])=[CH:10][C:9]([C:16]4[CH:21]=[CH:20][CH:19]=[C:18]([C:22]([F:25])([F:24])[F:23])[CH:17]=4)=[N:8][C:7]=23)=[CH:37][CH:38]=1)(=[O:33])=[O:32]

Participants

3

Procedure

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.10) (178 mg, 0.5 mmol) and 5-bromo-thiophene-2-sulfonic acid (2-dimethylamino-ethyl)-amide (example B.49) (157 mg, 0.5 mmol) according to general procedure II. Obtained as a yellow solid (210 mg, 71%). MS (ISN) 586.1 [(M−H)−]; mp 197° C.

Sources & evidence

ORD record
ord-61c6b706f8e64d9a9f52e3bbc06f3ef7
Source dataset
uspto-grants-2011_11
Patent number
US08063048B2

Reaction notes

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