Cyclopropylacetylene → N-(4-Chloro-3-(3-(4-(2-cyclopropylethynyl)-3-fluorophenyl)-4,5-dihydro-5-oxo-1,2,4-triazol-1-yl)benzyl)isobutyramide

HRID 509053Notes

Reaction equation

HRID 509053 reaction equation
[Cl:1][C:2]1[CH:14]=[CH:13][C:5]([CH2:6][NH:7][C:8](=[O:12])[CH:9]([CH3:11])[CH3:10])=[CH:4][C:3]=1[N:15]1[C:19](=[O:20])[NH:18][C:17]([C:21]2[CH:26]=[CH:25][C:24](I)=[C:23]([F:28])[CH:22]=2)=[N:16]1.[C:29]([CH:31]1[CH2:33][CH2:32]1)#[CH:30].CCCC[N+](CCCC)(CCCC)CCCC.[F-]>C1C=CC(P(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1.C1C=CC(P(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1.Cl[Pd]Cl.CS(C)=O>[Cl:1][C:2]1[CH:14]=[CH:13][C:5]([CH2:6][NH:7][C:8](=[O:12])[CH:9]([CH3:11])[CH3:10])=[CH:4][C:3]=1[N:15]1[C:19](=[O:20])[NH:18][C:17]([C:21]2[CH:26]=[CH:25][C:24]([C:30]#[C:29][CH:31]3[CH2:33][CH2:32]3)=[C:23]([F:28])[CH:22]=2)=[N:16]1

Participants

6

Reactant 3

HCID 138823CyclopropylacetyleneHCID 2724141Tetrabutylammonium FluorideHCID 136492380N-(4-chloro-3-(3-(3-fluoro-4-iodophenyl)-4,5-dihydro-5-oxo-1,2,4-triazol-1-yl)benzyl)isobutyramide

Product 1

HCID 136644857N-(4-Chloro-3-(3-(4-(2-cyclopropylethynyl)-3-fluorophenyl)-4,5-dihydro-5-oxo-1,2,4-triazol-1-yl)benzyl)isobutyramideYield 12.8%

Reagents, catalysts & solvents 2

HCID 6102075Dichlorobis(triphenylphosphine)palladiumCatalystHCID 679Dimethyl SulfoxideSolvent

Procedure

The title compound was prepared according to the procedure described in Example-111 by using N-(4-chloro-3-(3-(3-fluoro-4-iodophenyl)-4,5-dihydro-5-oxo-1,2,4-triazol-1-yl)benzyl)isobutyramide (step 1 of Example-149, 0.080 g, 0.155 mmol), ethynylcyclopropane (0.019 g, 0.233 mmol), TBAF (0.121 g, 0.466 mmol), bis(triphenylphosphine)palladium(II)chloride (0.004 g, 0.006 mmol) and DMSO (3.0 mL) to afford 0.009 g of the desired product. 1H NMR (300 MHz, DMSO d6): δ 0.79-0.92 (m, 2H), 1.011 (m, 2H), 1.30 (s, 6H), 1.63 (m, 1H), 2.39 (m, 1H), 4.28 (d, J=5.7 Hz, 2H), 7.35 (m, 1H), 7.43 (s, 1H), 7.57-7.67 (m, 4H), 8.37 (m, 1H); MS (m/z): 453.24 (M+H)+.

Workup

  1. customThe title compound was prepared

Sources & evidence

ORD record
ord-f53167483a5f43c0b8f3f45885713dca
Source dataset
uspto-grants-2015_08
Patent number
US09096545B2

Reaction notes

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