HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 22482861, compound → HCID 22482873, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | HCID 22482861 | HCID 22482861 | — |
| Reactant | HCID 22482875 | HCID 22482875 | — |
| Product | HCID 22482873 | HCID 22482873 | 90% |
Reaction Steps
4-Chloro-1-fluoro-2-(2-propynyloxy)benzene was synthesized analogously to Example 33a from (4 g, 27 mmol) 4-chloro-1-fluorophenol to give 4.6 g of product (purified by column chromatography on silica, ethyl acetate/n-hexane 1:15) as yellow oil. Yield 90%. c) 5-chloro-8-fluoro-2H-chromene
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06894177B2 |
| Source dataset | uspto-grants-2005_05 |
| ORD ID | ord-cb08af7fc6cf42bc92d564ebefa000e1 |
| Source note | uspto-grants-2005_05 |