HuagongsheHuagongshe Chemistry Print Report · For research reference only
Propionic Acid → 7-Ethyl-9,10-dihydro-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Propionic Acid | HCID 1032 | — |
| Reactant | Acetyl chloride | HCID 6367 | — |
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | Propionic anhydride | HCID 31263 | — |
| Reactant | Propionyl chloride | HCID 62324 | — |
| Reactant | (+/-)-2-[2-[[4-[5-(7-Ethyl-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]pyrimidin-2-yl]amino]acetylamino]-4-thiazoleacetic acid | HCID 88151464 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Product | 7-Ethyl-9,10-dihydro-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-one | HCID 22003584 | — |
Reaction Steps
The subtitle compound was prepared from the product of step (v) (9.20 g) according to the method of example 1 step (v) using acetic anhydride (4.9 ml), acetyl chloride (7.2 ml) and acetic acid (47 ml) (instead of propionic anhydride, propionyl chloride, and propionic acid).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06218376B1 |
| Source dataset | uspto-grants-2001_04 |
| ORD ID | ord-09c19d5085954a989903fd98bc0eeb5c |
| Source note | uspto-grants-2001_04 |