HuagongsheHuagongshe Chemistry Print Report · For research reference only
1-Hydroxybenzotriazole → cis(+/-)-N-{[2-(4-{[(4-Chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazol-5-yl]carbonyl}glycine ethyl ester
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1-Hydroxybenzotriazole | HCID 75771 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | Glycine ethyl ester, hydrochloride | HCID 2723640 | — |
| Reactant | 1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochloride | HCID 2723939 | — |
| Reactant | cis(+/-)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylic acid | HCID 86648856 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Solvent | Dimethylacetamide | HCID 31374 | — |
| Product | cis(+/-)-N-{[2-(4-{[(4-Chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazol-5-yl]carbonyl}glycine ethyl ester | HCID 86648863 | 87% |
Reaction Steps
The same operation as in Example (1g) was performed using cis(±)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylic acid obtained in Example (14a) (30 mg, 0.07 mmol), hydrochloric acid glycine ethyl ester (11 mg, 0.08 mmol), WSC hydrochloride (44 mg, 0.23 mmol), HOBT (16 mg, 0.12 mmol), diisopropylethylamine (0.015 mL, 0.08 mmol), dichloromethane (0.75 mL) and DMA (0.75 mL), to obtain 31 mg of the title compound as a white solid (87%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08536197B2 |
| Source dataset | uspto-grants-2013_09 |
| ORD ID | ord-a3a08bda55604128b4a2f1389ed9684d |
| Source note | uspto-grants-2013_09 |