HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetic Anhydride → 7-Acetoxy-3-(3,4-dimethoxyphenyl)chromen-4-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | Cladrin | HCID 5748605 | — |
| Solvent | Pyridine | HCID 1049 | — |
| Product | 7-Acetoxy-3-(3,4-dimethoxyphenyl)chromen-4-one | HCID 907985 | 74% |
Reaction Steps
In a similar manner to Example 3.1 above, 3-(3,4-dimethoxyphenyl)-7-hydroxychromen-4-one (1.7 g) was reacted with acetic anhydride (10 ml) and pyridine (1.9 ml) to give 7-acetoxy-3-(3,4-dimethoxyphenyl)chromen-4-one as colourless prisms (1.44 g, 74%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07700644B2 |
| Source dataset | uspto-grants-2010_04 |
| ORD ID | ord-da4b98bb7c6946e6bc882447040e6f9a |
| Source note | uspto-grants-2010_04 |