HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium → HCID 54738733, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium | HCID 5360545 | — |
| Reactant | HCID 12895159 | HCID 12895159 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 54738733 | HCID 54738733 | 83.6% |
Reaction Steps
Using the method described in Example 1, 5.7 g of sodium in 250 ml of methanol, and 40 g of 3-(methoxycarbonylmethylamino)-2-methylcrotonic acid methyl ester in 90 ml of methanol, give 28.1 g of 3-hydroxy-4,5-dimethyl-pyrrole-2-carboxylic acid methyl ester, of melting point 170°-172° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04315939 |
| Source dataset | uspto-grants-1982_02 |
| ORD ID | ord-cb19c440c6464e8a9419b12ee12f1780 |
| Source note | uspto-grants-1982_02 |