HuagongsheHuagongshe Chemistry Print Report · For research reference only
2,3-Dihydroxybutanedioic Acid → 1-Acetyl-4-methylpiperazine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2,3-Dihydroxybutanedioic Acid | HCID 875 | — |
| Reactant | 1-Methylpiperazine | HCID 53167 | — |
| Product | 1-Acetyl-4-methylpiperazine | HCID 550758 | 38% |
Reaction Steps
2-(2,3-Dihydro-2-oxo-3-phenyl-5-benzofuranyl)-1-(4-methylpiperazinyl-1-oxoethane was prepared according to the process described in Example 3, but using 4-methylpiperazine in Stage C. The latter compound was dissolved in a solution of DL-tartaric acid to form the corresponding salt, and then recrystallized in ethyl ether.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04812469 |
| Source dataset | uspto-grants-1989_03 |
| ORD ID | ord-afcbd1d667e743e2b28339e659172dfb |
| Source note | uspto-grants-1989_03 |