HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → {4-[(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl]-piperazin-1-yl}-acetic acid hydrochloride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Lithium Hydroxide | HCID 3939 | — |
| Reactant | {4-[(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl]-piperazin-1-yl}-acetic acid tert-butyl ester | HCID 67207089 | — |
| Solvent | Methanol | HCID 887 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | {4-[(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl]-piperazin-1-yl}-acetic acid hydrochloride | HCID 25262898 | — |
Reaction Steps
{4-[(4S,5R)-2-(6-tert-Butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl]-piperazin-1-yl}-acetic acid tert-butyl ester was either reacted with lithium hydroxide (2N solution) in methanol and tetrahydrofuran at 50° C. for 4 h or with 1N hydrochloric acid at 50° C. for 2.5 h to give the title compound. HR-MS (ES, m/z) calculated for C35H42Cl2N5O4 [(M+H)+] 666.2609, observed 666.2611.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08513239B2 |
| Source dataset | uspto-grants-2013_08 |
| ORD ID | ord-121a4ee0cff74c85bdcc0d609cd8385a |
| Source note | uspto-grants-2013_08 |