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Hydrochloric Acid → rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2-cyclopropyl-2-methyl-propyl)-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide

HRID 1806898
Notes
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Reaction equation

HRID 1806898 reaction equation
[Cl:1][C:2]1[C:3]([F:33])=[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]([CH:27]3[CH2:29][CH2:28]3)([CH3:26])[CH3:25])[NH:10][CH:9]2[C:30](O)=[O:31])[CH:5]=[CH:6][CH:7]=1.CC1(C)[O:39][C@@H:38]([CH2:40][CH2:41][NH2:42])[CH2:37][O:36]1.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.Cl>C(Cl)Cl.O1CCCC1>[OH:39][C@H:38]([CH2:37][OH:36])[CH2:40][CH2:41][NH:42][C:30]([CH:9]1[CH:8]([C:4]2[CH:5]=[CH:6][CH:7]=[C:2]([Cl:1])[C:3]=2[F:33])[C:12]([C:15]2[CH:20]=[CH:19][C:18]([Cl:21])=[CH:17][C:16]=2[F:22])([C:13]#[N:14])[CH:11]([CH2:23][C:24]([CH:27]2[CH2:28][CH2:29]2)([CH3:25])[CH3:26])[NH:10]1)=[O:31]
ParticipantsProcedureSources & evidenceReaction notes

Participants

8

Reactant 5

HCID 313Hydrochloric AcidHCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 282937772-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]ethan-1-amineHCID 67296911rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2-cyclopropyl-2-methyl-propyl)-pyrrolidine-2-carboxylic acid

Product 1

HCID 86640373rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2-cyclopropyl-2-methyl-propyl)-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amideYield 70%

Reagents, catalysts & solvents 2

HCID 6344DichloromethaneSolventHCID 8028TetrahydrofuranSolvent

Procedure

In a manner similar to the method described in Examples 42c and 42d, rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2-cyclopropyl-2-methyl-propyl)-pyrrolidine-2-carboxylic acid prepared in Example 99c (0.41 g, 0.83 mmol) was reacted with 2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethylamine (0.36 g, 2.5 mmol), HATU (0.57 g, 1.5 mmol) and iPr2NEt (0.43 mL, 2.5 mmol) in CH2Cl2 at room temperature for 20 h, then reacted with aqueous HCl solution in tetrahydrofuran at room temperature for 2 h to give rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2-cyclopropyl-2-methyl-propyl)-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide as a white solid (0.33 g, 70%).

Sources & evidence

ORD record
ord-af052b5d1486445ab9915d818e7821ac
Source dataset
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08354444B2

Reaction notes

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