2-Amino-5-iodopyrimidine → 5-[7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyrimidin-2-ylamine

HRID 1293944Notes

Reaction equation

HRID 1293944 reaction equation
[F:1][CH:2]([F:24])[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][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=2)[CH:4]=1.[NH2:25][C:26]1[N:31]=[CH:30][C:29](I)=[CH:28][N:27]=1>>[F:24][CH:2]([F:1])[C:3]1[N:8]2[N:9]=[CH:10][C:11]([C:12]#[C:13][C:29]3[CH:28]=[N:27][C:26]([NH2:25])=[N:31][CH:30]=3)=[C:7]2[N:6]=[C:5]([C:14]2[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=2)[CH:4]=1

Participants

3

Reactant 2

HCID 2411022-Amino-5-iodopyrimidineHCID 866080343-Ethynyl-7-difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 670011245-[7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyrimidin-2-ylamine

Procedure

The title compound was prepared from 7-difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2) (337 g, 1.0 mmol) and commercially available 2-amino-5-iodopyrimidine (287 mg, 1.3 mmol) according to general procedure II. Obtained as an orange solid (52 mg, 12%). MS (ISP) 431.3 [(M+H)+]; mp 242–243° C.

Sources & evidence

ORD record
ord-fd33f29e645341d6bb8772423af6ce3f
Source dataset
uspto-grants-2007_07
Patent number
US07238808B2

Reaction notes

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