2-Bromo-1,3-thiazole-5-sulfonic acid → HCID 86608032, compound

HRID 269103Notes

Reaction equation

HRID 269103 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][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:28][C:29]([S:32]([OH:35])(=[O:34])=[O:33])=[CH:30][N:31]=1>>[F:15][C:12]([F:14])([F:13])[C:11]1[N:6]2[N:5]=[CH:4][C:3]([C:1]#[C:2][C:27]3[S:28][C:29]([S:32]([OH:35])(=[O:34])=[O:33])=[CH:30][N:31]=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 138996682-Bromo-1,3-thiazole-5-sulfonic acidHCID 715397323-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 86608032HCID 86608032, compound

Procedure

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.1) (355 mg, 1.0 mmol) and 2-bromo-thiazole-5-sulfonic acid (220 mg, 0.9 mmol, prepared according to: Helv. Chim. Acta, 1945, 28, 985) according to general procedure II. Obtained as an orange solid (75 mg, 14%). MS (ISN) 516.8 [(M−H)−]; mp >295° C.

Sources & evidence

ORD record
ord-e788117deb7a42c8acf2feabcf1fa288
Source dataset
uspto-grants-2008_11
Patent number
US07446113B2

Reaction notes

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