HuagongsheHuagongshe Chemistry Print Report · For research reference only
Methyl 2,5-dimethoxyoxolane-2-carboxylate → HCID 19702952, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Methyl 2,5-dimethoxyoxolane-2-carboxylate | HCID 13152840 | — |
| Reactant | 6-Amino-7-chloro-1,4-dihydro-2,3-quinoxalinedione | HCID 14423649 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Product | HCID 19702952 | HCID 19702952 | 44% |
Reaction Steps
10 g (47.25 mmol) of 7-amino-6-chloro-2,3(1H,4H)-quinoxalinedione and 8.9 g (47.25 mmol) of 2-methoxycarbonyl-2,5-dimethoxytetrahydrofuran in 150 ml of acetic acid were refluxed for 2 h. The precipitate was then filtered off with suction to yield 6.6 g (44%) of the product. Melting point>260° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05714489 |
| Source dataset | uspto-grants-1998_02 |
| ORD ID | ord-b94c846d4c6a49bc8ebc1e46ae990d41 |
| Source note | uspto-grants-1998_02 |