HuagongsheHuagongshe Chemistry Print Report · For research reference only
Pivaloyl chloride → N-(4-chloro-2-fluoro-5-(4,5-dihydro-3-(4-iodophenyl)-5-oxo-1,2,4-triazol-1-yl)benzyl)pivalamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Pivaloyl chloride | HCID 62493 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | 2-(5-(aminomethyl)-2-chloro-4-fluorophenyl)-5-(4-iodophenyl)-2H-1,2,4-triazol-3(4H)-one | HCID 136492439 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | N-(4-chloro-2-fluoro-5-(4,5-dihydro-3-(4-iodophenyl)-5-oxo-1,2,4-triazol-1-yl)benzyl)pivalamide | HCID 136492379 | 63% |
Reaction Steps
The title compound was prepared according to the procedure described in step-2 of Intermediate-83 by using 2-(5-(aminomethyl)-2-chloro-4-fluorophenyl)-5-(4-iodophenyl)-2H-1,2,4-triazol-3(4H)-one (0.400 g, 0.900 mmol), pivaloyl chloride (0.2 mL, 1.35 mmol), DIPEA (2 mL), and THF (10 mL) to afford 0.300 g of the desired product. 1H NMR (300 MHz, DMSO d6): δ 1.10 (s, 9H), 4.30 (d, J=5.4 Hz, 2H), 7.42-7.44 (m, 1H), 7.62-7.66 (m, 3H), 7.88-7.91 (br d, 1H), 8.14 (m, 1H); MS (m/z): 529.42 (M+H)+.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US09439890B2 |
| Source dataset | uspto-grants-2016_09 |
| ORD ID | ord-1a3d46bd94dc414494c5e3a48cf6cb37 |
| Source note | uspto-grants-2016_09 |