HuagongsheHuagongshe Chemistry Print Report · For research reference only
4-(Trifluoromethyl)phenylboronic acid → 4-Hydroxy-2-oxo-6-(4-trifluoromethyl-phenyl)-2H-chromene-3-carboxylic acid methyl ester
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 4-(Trifluoromethyl)phenylboronic acid | HCID 2734389 | — |
| Reactant | 6-bromo-4-hydroxy-2-oxo-2H-chromene-3-carboxylic acid methyl ester | HCID 86649459 | — |
| Product | 4-Hydroxy-2-oxo-6-(4-trifluoromethyl-phenyl)-2H-chromene-3-carboxylic acid methyl ester | HCID 86649461 | — |
Reaction Steps
4-Hydroxy-2-oxo-6-(4-trifluoromethyl-phenyl)-2H-chromene-3-carboxylic acid methyl ester was prepared from 6-bromo-4-hydroxy-2-oxo-2H-chromene-3-carboxylic acid methyl ester and 4-(trifluoromethyl)phenylboronic acid under conditions analogous to example 3-a. MS ESI(+) m/e: 365 (M+1).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08324405B2 |
| Source dataset | uspto-grants-2012_12 |
| ORD ID | ord-6656c0a0d57a47d3a8afd45d3bc2a082 |
| Source note | uspto-grants-2012_12 |