HuagongsheHuagongshe Chemistry Print Report · For research reference only
Diisopropylethylamine → Methyl 2-{3-[(tert-butoxycarbonyl)amino]azetidin-1-yl}-4-ethyl-1,3-thiazole-5-carboxylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | 3-Aminoazetidine, 3-BOC protected | HCID 1519405 | — |
| Reactant | Methyl 2-bromo-4-ethylthiazole-5-carboxylate | HCID 67549789 | — |
| Product | Methyl 2-{3-[(tert-butoxycarbonyl)amino]azetidin-1-yl}-4-ethyl-1,3-thiazole-5-carboxylate | HCID 67548731 | 66.5% |
Reaction Steps
The same operation as in Example (217a) was performed using 3-tert-butoxycarbonylaminoazetidine (124 mg, 0.72 mmol), methyl 2-bromo-4-ethyl-1,3-thiazole-5-carboxylate obtained in Example (22c) (158 mg, 0.63 mmol) and diisopropylethylamine (0.21 mL, 1.20 mmol), to obtain 143 mg of the title compound as a white solid (66%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08536197B2 |
| Source dataset | uspto-grants-2013_09 |
| ORD ID | ord-d9ac8d2a62ea482abb80bb757121b7a3 |
| Source note | uspto-grants-2013_09 |