HuagongsheHuagongshe Chemistry Print Report · For research reference only
Isopropyl Acetate → N-acetoacetyl-L-aspartic anhydride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Isopropyl Acetate | HCID 7915 | — |
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | Magnesium monoxide | HCID 6850729 | — |
| Reactant | N-acetoacetylaspartic acid | HCID 13334672 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Product | N-acetoacetyl-L-aspartic anhydride | HCID 13334674 | — |
Reaction Steps
Reaction of 22.8 parts N-acetoacetyl-L-aspartic acid with 11.25 parts acetic anhydride, 0.059 parts magnesium oxide, and 2.1 parts by volume glacial acetic acid in 32 parts by volume isopropyl acetate at 45°-50° C. for 100 minutes as described above in Example 6-H above afforded 19.5 parts N-acetoacetyl-L-aspartic anhydride.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04555362 |
| Source dataset | uspto-grants-1985_11 |
| ORD ID | ord-92fc46508a074bdb8aefff2750c97387 |
| Source note | uspto-grants-1985_11 |