4-Cyanobenzoic acid → rac-(2S,3S,4S)-2-(3-chloro-2-fluoro-phenyl)-3-(4-chloro-2-fluoro-phenyl)-1-(4-cyano-benzoyl)-4-(2,2-dimethyl-propyl)-pyrrolidine-3-carbonitrile

HRID 909034Notes

Reaction equation

HRID 909034 reaction equation
[Cl:1][C:2]1[C:3]([F:28])=[C:4]([CH:8]2[C:12]([C:15]3[CH:20]=[CH:19][C:18]([Cl:21])=[CH:17][C:16]=3[F:22])([C:13]#[N:14])[CH:11]([CH2:23][C:24]([CH3:27])([CH3:26])[CH3:25])[CH2:10][NH:9]2)[CH:5]=[CH:6][CH:7]=1.[C:29]([C:31]1[CH:39]=[CH:38][C:34]([C:35](O)=[O:36])=[CH:33][CH:32]=1)#[N:30].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>C(Cl)Cl>[Cl:1][C:2]1[C:3]([F:28])=[C:4]([CH:8]2[C:12]([C:15]3[CH:20]=[CH:19][C:18]([Cl:21])=[CH:17][C:16]=3[F:22])([C:13]#[N:14])[CH:11]([CH2:23][C:24]([CH3:25])([CH3:27])[CH3:26])[CH2:10][N:9]2[C:35](=[O:36])[C:34]2[CH:38]=[CH:39][C:31]([C:29]#[N:30])=[CH:32][CH:33]=2)[CH:5]=[CH:6][CH:7]=1

Participants

6

Reactant 4

HCID 120874-Cyanobenzoic acidHCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 67095372rac-(2S,3S,4S)-2-(3-chloro-2-fluoro-phenyl)-3-(4-chloro-2-fluoro-phenyl)-4-(2,2-dimethyl-propyl)-pyrrolidine-3-carbonitrile

Product 1

HCID 67095498rac-(2S,3S,4S)-2-(3-chloro-2-fluoro-phenyl)-3-(4-chloro-2-fluoro-phenyl)-1-(4-cyano-benzoyl)-4-(2,2-dimethyl-propyl)-pyrrolidine-3-carbonitrileYield 98.2%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

In a manner similar to the method described in Example 11, rac-(2S,3S,4S)-2-(3-chloro-2-fluoro-phenyl)-3-(4-chloro-2-fluoro-phenyl)-4-(2,2-dimethyl-propyl)-pyrrolidine-3-carbonitrile (84.6 mg, 0.20 mmol) was reacted with 4-cyano-benzoic acid (Aldrich, 35.3 mg, 0.24 mmol), in the presence of HATU (72.0 mg, 0.20 mmol) and iPr2NEt (0.1 mL) in CH2Cl2 (2 mL) at rt for 2 hrs to give rac-(2S,3S,4S)-2-(3-chloro-2-fluoro-phenyl)-3-(4-chloro-2-fluoro-phenyl)-1-(4-cyano-benzoyl)-4-(2,2-dimethyl-propyl)-pyrrolidine-3-carbonitrile (108.5 mg, 98.2%). HRMS (ES+) m/z Calcd for C30H25Cl2F2N3O+H [(M+H)+]: 552.1417, found: 552.1416.

Sources & evidence

ORD record
ord-8a7c348b2c054c3d9dd05145dc6bb864
Source dataset
uspto-grants-2011_09
Patent number
US08017607B2

Reaction notes

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