HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetic Anhydride → HCID 13400252, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | HCID 892277 | HCID 892277 | — |
| Product | HCID 13400252 | HCID 13400252 | — |
Reaction Steps
4 g 3-N-acetylamino(1H,3H)quinazoline-2,4-dione are refluxed for 5 hours in 200 cc acetic anhydride. Excess acetic anhydride is then distilled off under reduced pressure. The resulting residue is crystallized from benzene. M.p.=210° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04268511 |
| Source dataset | uspto-grants-1981_05 |
| ORD ID | ord-00ed3bb4b9954e9b9f57d359a877c8b7 |
| Source note | uspto-grants-1981_05 |