3-Bromobenzene-1-sulfonamide → HCID 67000944, compound

HRID 1293933Notes

Reaction equation

HRID 1293933 reaction equation
[F:1][CH:2]([F:23])[C:3]1[N:8]2[N:9]=[CH:10][C:11]([C:12]#[CH:13])=[C:7]2[N:6]=[C:5]([C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][CH2:21][CH3:22])[CH:15]=2)[CH:4]=1.Br[C:25]1[CH:26]=[C:27]([S:31]([NH2:34])(=[O:33])=[O:32])[CH:28]=[CH:29][CH:30]=1>>[F:23][CH:2]([F:1])[C:3]1[N:8]2[N:9]=[CH:10][C:11]([C:12]#[C:13][C:25]3[CH:26]=[C:27]([S:31]([NH2:34])(=[O:33])=[O:32])[CH:28]=[CH:29][CH:30]=3)=[C:7]2[N:6]=[C:5]([C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][CH2:21][CH3:22])[CH:15]=2)[CH:4]=1

Participants

3

Reactant 2

HCID 27347653-Bromobenzene-1-sulfonamideHCID 86608088HCID 86608088, compound

Product 1

HCID 67000944HCID 67000944, compound

Procedure

The title compound was prepared from 7-difluoromethyl-5-(3-ethoxy-phenyl)-3-ethynyl-pyrazolo[1,5-a]pyrimidine (example C.19) (313 g, 1.0 mmol) and commercially available 3-bromobenzene-sulfonamide (307 mg, 1.3 mmol) according to general procedure II. Obtained as a yellow foam (50 mg, 11%). MS (ISP) 469.3 [(M+H)+]; mp 167–168° C.

Sources & evidence

ORD record
ord-e84e4878096849a18b225756503f58d8
Source dataset
uspto-grants-2007_07
Patent number
US07238808B2

Reaction notes

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