HuagongsheHuagongshe Chemistry Print Report · For research reference only
Ethyl 2-fluoro-4-iodophenylacetate → [4-(8-Cyclopropyl-2,2,4,4-tetramethyl-chroman-6-yl-ethvnyl)-2-fluorophenyl]acetic acid ethyl ester
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Ethyl 2-fluoro-4-iodophenylacetate | HCID 18740710 | — |
| Reactant | 8-Cyclopropyl-6-ethynyl-2,2,4,4-tetramethylchroman | HCID 22569006 | — |
| Catalyst | Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI) | HCID 24350 | — |
| Catalyst | HCID 178418476 | HCID 178418476 | — |
| Solvent | Triethylamine | HCID 8471 | — |
| Product | [4-(8-Cyclopropyl-2,2,4,4-tetramethyl-chroman-6-yl-ethvnyl)-2-fluorophenyl]acetic acid ethyl ester | HCID 69548621 | — |
Reaction Steps
Following general procedure F and using 8-cyclopropyl-6-ethynyl-2,2,4,4-tetramethylchroman (Intermediate 34, 0.096 g, 0.38 mmol), ethyl-2-fluoro-4-iodo phenyl acetate (Reagent C, 0.104 g, 0.34 mmol), triethyl amine (3 mL), tetrahydrofuiran (3 mL), copper(I)iodide (0.020 g, 0.1 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.060 g, 0.085 mmol) the title compound was obtained (0.14 g, 85%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06252090B1 |
| Source dataset | uspto-grants-2001_06 |
| ORD ID | ord-67c77c5c72aa44ffa00801eeddfd5e00 |
| Source note | uspto-grants-2001_06 |