HuagongsheHuagongshe Chemistry Print Report · For research reference only
Triethylamine → HCID 21107166, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Triethylamine | HCID 8471 | — |
| Reactant | Ethyl Acetate | HCID 8857 | — |
| Reactant | Trimethylsilylacetylene | HCID 66111 | — |
| Reactant | HCID 57424268 | HCID 57424268 | — |
| Catalyst | Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI) | HCID 24350 | — |
| Catalyst | HCID 178418476 | HCID 178418476 | — |
| Solvent | Hexane | HCID 8058 | — |
| Product | HCID 21107166 | HCID 21107166 | 93.7% |
Reaction Steps
Following General Procedure D and using trifluoro-methanesulfonic acid 3,8,8-trimethyl-5-oxo-5,6,7,8-tetrahydro-naphthalen-2-yl ester (Intermediate 172, 5.04 g, 15 mmol), triethyl amine (20 mL), copper(I)iodide (0.6 g, 3 mmol), trimethylsilyl acetylene (5.3 mL, 37.5 mmol) and dichlorobis(triphenylphosphine)palladium(II) (2.2 g, 3 mmol) followed by flash column chromatography over silica gel (230-400 mesh) using 6% ethyl acetate in hexane as the eluent, the title compound (4 g, 93%) was obtained as a pale yellow solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07468391B2 |
| Source dataset | uspto-grants-2008_12 |
| ORD ID | ord-887ff0c2b87846c7849c7fe7feb65ee1 |
| Source note | uspto-grants-2008_12 |