HuagongsheHuagongshe Chemistry Print Report · For research reference only
Diethyl Ether → HCID 86620054, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Diethyl Ether | HCID 3283 | — |
| Reactant | Maleic Acid | HCID 444266 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | HCID 86620054 | HCID 86620054 | — |
Reaction Steps
To a solution of 1.4 g of the above free base in 10 ml of ethanol is added 0.8 g of maleic acid to dissolve and then diethyl ether is added. Precipitated crystals are collected by filtration and recrystallized from ethanol-diethyl ether to give 3/2 maleate monohydrate of the objective compound (compound 1). Melting point 133°-135° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04889858 |
| Source dataset | uspto-grants-1989_12 |
| ORD ID | ord-1fe9e5f8d6aa4d49a53e592762f2f2d2 |
| Source note | uspto-grants-1989_12 |