5-Ethynylpyrimidin-2-amine → 5-[8-Trifluoromethyl-6-(4-trifluoromethyl-phenyl)-imidazo[1,2-b]pyridazin-3-ylethynyl]-pyrimidin-2-ylamine

HRID 1293972Notes

Reaction equation

I[C:2]1[N:6]2[N:7]=[C:8]([C:15]3[CH:20]=[CH:19][C:18]([C:21]([F:24])([F:23])[F:22])=[CH:17][CH:16]=3)[CH:9]=[C:10]([C:11]([F:14])([F:13])[F:12])[C:5]2=[N:4][CH:3]=1.[C:25]([C:27]1[CH:28]=[N:29][C:30]([NH2:33])=[N:31][CH:32]=1)#[CH:26]>>[F:12][C:11]([F:14])([F:13])[C:10]1[C:5]2[N:6]([C:2]([C:26]#[C:25][C:27]3[CH:28]=[N:29][C:30]([NH2:33])=[N:31][CH:32]=3)=[CH:3][N:4]=2)[N:7]=[C:8]([C:15]2[CH:20]=[CH:19][C:18]([C:21]([F:24])([F:23])[F:22])=[CH:17][CH:16]=2)[CH:9]=1

Participants

Reactant 2

HCID 161090215-Ethynylpyrimidin-2-amine

HCID 866080243-Iodo-8-trifluoromethyl-6-(4-trifluoromethyl-phenyl)-imidazo[1,2-b]pyridazine

Product 1

HCID 167382735-[8-Trifluoromethyl-6-(4-trifluoromethyl-phenyl)-imidazo[1,2-b]pyridazin-3-ylethynyl]-pyrimidin-2-ylamine

Procedure

The title compound was prepared from 3-iodo-8-trifluoromethyl-6-(4-trifluoromethyl-phenyl)-imidazo[1,2-b]pyridazine (example C.26 step 11) (457 mg, 1 mmol) and 5-ethynyl-pyrimidin-2-ylamine (example D.2) (155 mg, 1.3 mmol) according to general procedure II. Obtained as a light yellow solid (50 mg, 11%). MS (ISP) 449.2 [(M+H)+]; mp 220–221° C.

Sources & evidence

ORD record: ord-96da02fd6bef4abe880bf7ad8b47d116
Source dataset: uspto-grants-2007_07
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07238808B2

Reaction notes

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