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

HRID 1293963Notes

Reaction equation

HRID 1293963 reaction equation
[CH:1]1([C:4]2[N:9]3[N:10]=[CH:11][C:12](I)=[C:8]3[CH:7]=[C:6]([C:14]3[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=3)[CH:5]=2)[CH2:3][CH2:2]1.[C:24]([C:26]1[CH:27]=[CH:28][C:29]([NH2:32])=[N:30][CH:31]=1)#[CH:25]>>[CH:1]1([C:4]2[N:9]3[N:10]=[CH:11][C:12]([C:25]#[C:24][C:26]4[CH:27]=[CH:28][C:29]([NH2:32])=[N:30][CH:31]=4)=[C:8]3[CH:7]=[C:6]([C:14]3[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=3)[CH:5]=2)[CH2:3][CH2:2]1

Participants

3

Reactant 2

HCID 219548275-Ethynylpyridin-2-amineHCID 67000707HCID 67000707, compound

Product 1

HCID 167384965-[7-Cyclopropyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyridin-3-ylethynyl]-pyridin-2-ylamine

Procedure

The title compound was prepared from 7-cyclopropyl-3-iodo-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyridine (example C.28 step 7) (204 mg, 0.48 mmol) and 5-ethynyl-pyridin-2-ylamine (example D.1) (101 mg, 0.85 mmol) according to general procedure II. Obtained as a yellow solid (40 mg, 20%). MS (ISP) 419.1 [(M+H)+].

Sources & evidence

ORD record
ord-6885da6c9bb6451ca60f7e53a171c6e5
Source dataset
uspto-grants-2007_07
Patent number
US07238808B2

Reaction notes

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