Hydrochloric Acid → 7-(1-Aminomethyl-2-oxa-7-azabicyclo[3.3.0]oct-7-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride

HRID 1608689Notes

Reaction equation

C(OC([NH:8][CH2:9][C:10]12[CH2:17][N:16]([C:18]3[CH:27]=[C:26]4[C:21]([C:22](=[O:39])[C:23]([C:36]([OH:38])=[O:37])=[CH:24][N:25]4[C:28]4[CH:33]=[CH:32][C:31]([F:34])=[CH:30][C:29]=4[F:35])=[CH:20][C:19]=3[F:40])[CH2:15][CH:14]1[CH2:13][CH2:12][O:11]2)=O)(C)(C)C.[ClH:41]>>[ClH:41].[NH2:8][CH2:9][C:10]12[CH2:17][N:16]([C:18]3[CH:27]=[C:26]4[C:21]([C:22](=[O:39])[C:23]([C:36]([OH:38])=[O:37])=[CH:24][N:25]4[C:28]4[CH:33]=[CH:32][C:31]([F:34])=[CH:30][C:29]=4[F:35])=[CH:20][C:19]=3[F:40])[CH2:15][CH:14]1[CH2:13][CH2:12][O:11]2

Participants

Reactant 2

HCID 313Hydrochloric Acid

HCID 199609887-(1-Tert-butoxycarbonylaminomethyl-2-oxa-7-azabicyclo[3.3.0]oct-7-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

Product 1

HCID 677270417-(1-Aminomethyl-2-oxa-7-azabicyclo[3.3.0]oct-7-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride

Procedure

In an analogous manner to Example 1B, the product from step A is reacted with half-concentrated hydrochloric acid to give 7-(1-aminomethyl-2-oxa-7-azabicyclo[3.3.0]oct-7-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride with a melting point of 235° C. (with decomposition).

Sources & evidence

ORD record: ord-d8ded7d9b80045758b6ea74f99a2833f
Source dataset: uspto-grants-1995_03
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05395944

Reaction notes

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