HuagongsheHuagongshe Chemistry Print Report · For research reference only
Water → HCID 18990404, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Water | HCID 962 | — |
| Reactant | Sulfuric Acid | HCID 1118 | — |
| Reactant | HCID 19389229 | HCID 19389229 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 18990404 | HCID 18990404 | 89.5% |
Reaction Steps
A solution containing 1.2 g of the product obtained in Example 43 and a catalytic amount of sulfuric acid in 10 ml of methanol was refluxed for 3 h. 20 ml of water was added and on cooling 0.85 g (89.5%) of the desired product was crystallized, m.p. 207°-208° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04963590 |
| Source dataset | uspto-grants-1990_10 |
| ORD ID | ord-08e9d329a41a4359b95b88d7a57047b8 |
| Source note | uspto-grants-1990_10 |