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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-methyl-2-(5-methyl-furan-2-yl)-propyl]-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide

HRID 1807027
Notes
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Reaction equation

HRID 1807027 reaction equation
FC(F)(F)C(O)=O.[Cl:8][C:9]1[C:10]([F:43])=[C:11]([CH:15]2[C:19]([C:22]3[CH:27]=[CH:26][C:25]([Cl:28])=[CH:24][C:23]=3[F:29])([C:20]#[N:21])[CH:18]([CH2:30][C:31]([CH3:39])([C:33]3[O:34][C:35]([CH3:38])=[CH:36][CH:37]=3)[CH3:32])[NH:17][CH:16]2[C:40](O)=[O:41])[CH:12]=[CH:13][CH:14]=1.CC1(C)[O:49][C@@H:48]([CH2:50][CH2:51][NH2:52])[CH2:47][O:46]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:49][C@H:48]([CH2:47][OH:46])[CH2:50][CH2:51][NH:52][C:40]([CH:16]1[CH:15]([C:11]2[CH:12]=[CH:13][CH:14]=[C:9]([Cl:8])[C:10]=2[F:43])[C:19]([C:22]2[CH:27]=[CH:26][C:25]([Cl:28])=[CH:24][C:23]=2[F:29])([C:20]#[N:21])[CH:18]([CH2:30][C:31]([CH3:39])([C:33]2[O:34][C:35]([CH3:38])=[CH:36][CH:37]=2)[CH3:32])[NH:17]1)=[O:41]
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 86640438HCID 86640438, compound

Product 1

HCID 86640439
rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-[2-methyl-2-(5-methyl-furan-2-yl)-propyl]-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide
Yield 29%

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-methyl-2-(5-methyl-furan-2-yl)-propyl]-pyrrolidine-2-carboxylic acid trifluoroacetic acid prepared in Example 125c (0.6 g, 0.93 mmol) was reacted with 2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethylamine (0.4 g, 2.8 mmol), HATU (0.6 g, 1.7 mmol) and iPr2NEt (0.8 mL, 4.6 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-methyl-2-(5-methyl-furan-2-yl)-propyl]-pyrrolidine-2-carboxylic acid ((S)-3,4-dihydroxy-butyl)-amide as a white solid (0.16 g, 29%).

Sources & evidence

ORD record
ord-1bd20676890d42968b70f51e465bbf0e
Source dataset
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08354444B2

Reaction notes

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