Phosgene → Phosgene

HRID 425232Notes

Reaction equation

HRID 425232 reaction equation
[OH:1][C@H:2]([CH2:13][NH:14][C:15]1[CH:20]=[CH:19][C:18]([N:21]2[CH2:26][CH2:25][O:24][CH2:23][C:22]2=[O:27])=[CH:17][CH:16]=1)[CH2:3][NH:4][C:5]([C:7]1[S:8][C:9]([Cl:12])=[CH:10][CH:11]=1)=[O:6].[C:28]([Cl:31])([Cl:30])=[O:29]>>[C:28]([Cl:31])([Cl:30])=[O:29].[Cl:12][C:9]1[S:8][C:7]([C:5]([NH:4][CH2:3][C@@H:2]2[O:1][C:28](=[O:29])[N:14]([C:15]3[CH:16]=[CH:17][C:18]([N:21]4[CH2:26][CH2:25][O:24][CH2:23][C:22]4=[O:27])=[CH:19][CH:20]=3)[CH2:13]2)=[O:6])=[CH:11][CH:10]=1

Participants

4

Reactant 2

HCID 6371PhosgeneHCID 100015745-Chloro-N-((2R)-2-hydroxy-3-((4-(3-oxo-4-morpholinyl)phenyl)amino)propyl)-2-thiophenecarboxamide

Product 2

HCID 6371PhosgeneHCID 9875401Rivaroxaban

Procedure

In the fifth step of the process according to the invention, N-{(R)-2-hydroxy-3-[4-(3-oxomorpholin-4-yl)phenylamino}propyl]-5-chlorothiophene-2-carboxamide (X) is reacted with phosgene or a phosgene equivalent to give 5-chloro-N-({(5S)-2-oxo-3-[4-(3-oxo-4-morpholinyl)phenyl]-1,3-oxazolidin-5-yl}methyl)-2-thiophene-carboxamide (I).

Sources & evidence

ORD record
ord-aff2855d8b68401fbadb405aa2b00583
Source dataset
uspto-grants-2012_01
Patent number
US08106192B2

Reaction notes

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