HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → (+/-)-1,3,4,10b-tetrahydro-7-chloro-9-methoxy-pyrazino[2,1-a]isoindol-6(2H)-one hydrochloric acid salt
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | (+/-)-N-(t-butoxycarbonyl)-1,3,4,10b-tetrahydro-7-chloro-9-methoxy-pyrazino[2,1-a]isoindol-6(2H)-one | HCID 68688757 | — |
| Product | (+/-)-1,3,4,10b-tetrahydro-7-chloro-9-methoxy-pyrazino[2,1-a]isoindol-6(2H)-one hydrochloric acid salt | HCID 11818564 | 172.9% |
Reaction Steps
To (±)-N-(t-butoxycarbonyl)-1,3,4,10b-tetrahydro-7-chloro-9-methoxy-pyrazino[2,1-a]isoindol-6(2H)-one (20 mg, 0.06 mmol) was added concentrated hydrochloric acid (1 mL). After 15 min, the resulting solution was concentrated, diluted with water, and lyopholized to give (±)-1,3,4,10b-tetrahydro-7-chloro-9-methoxy-pyrazino[2,1-a]isoindol-6(2H)-one hydrochloric acid salt as an off-white solid (15 mg, 91%). MS (ESI) 253.1, 255.1 (M−Cl).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07244843B2 |
| Source dataset | uspto-grants-2007_07 |
| ORD ID | ord-db3555276fba436fbad4eaef7452339f |
| Source note | uspto-grants-2007_07 |