HuagongsheHuagongshe Chemistry Print Report · For research reference only
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
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 7-(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 | HCID 19960988 | — |
| Product | 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 | HCID 67727041 | — |
Reaction Steps
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).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05574161 |
| Source dataset | uspto-grants-1996_11 |
| ORD ID | ord-d606c64526b948a3a0117b5ab010467b |
| Source note | uspto-grants-1996_11 |