HuagongsheHuagongshe Chemistry Print Report · For research reference only
Urea → HCID 19789370, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Urea | HCID 1176 | — |
| Reactant | HCID 19789313 | HCID 19789313 | — |
| Solvent | Water | HCID 962 | — |
| Product | HCID 19789370 | HCID 19789370 | 88.3% |
Reaction Steps
A mixture of 1,4-benzodioxan-6,7-dicarboxylic acid (100 mg) and urea (54 mg) was heated to 160° for 2 h. When cool, the mixture was diluted with water and the resulting solid collected by filtration and washed with water and dried to afford the title compound (80 mg). M.p. 277°-280°.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05252560 |
| Source dataset | uspto-grants-1993_10 |
| ORD ID | ord-00cde2e827ec456eb6e1546abacc15fa |
| Source note | uspto-grants-1993_10 |