5-Iodo-3-(trifluoromethyl)pyridin-2-amine → 3-Trifluoromethyl-5-[7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine

HRID 558844Notes

Reaction equation

HRID 558844 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].I[C:27]1[CH:28]=[C:29]([C:34]([F:37])([F:36])[F:35])[C:30]([NH2:33])=[N:31][CH:32]=1>>[F:37][C:34]([F:35])([F:36])[C:29]1[C:30]([NH2:33])=[N:31][CH:32]=[C:27]([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][C:19]([C:22]([F:25])([F:24])[F:23])=[CH:18][CH:17]=4)=[N:8][C:7]=23)[CH:28]=1

Participants

3

Reactant 2

HCID 582353065-Iodo-3-(trifluoromethyl)pyridin-2-amineHCID 715397323-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 866081013-Trifluoromethyl-5-[7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine

Procedure

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.1) (355 g, 1.0 mmol) and 5-iodo-3-trifluoromethyl-pyridin-2-ylamine (example B.48) (288 mg, 1.0 mmol) according to general procedure II. Obtained as an off-white solid (370 mg, 72%). MS (ISP) 516.2 [(M+H)+]; mp 230° C.

Sources & evidence

ORD record
ord-3eb0b1c77f9d4d908cb6f163a0f8611a
Source dataset
uspto-grants-2011_11
Patent number
US08063048B2

Reaction notes

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