HuagongsheHuagongshe Chemistry Print Report · For research reference only
Ethanol → L-Ascorbic Acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Ethanol | HCID 702 | — |
| Reactant | 2-keto-L-Gulonic acid | HCID 102424 | — |
| Reactant | Sodium | HCID 5360545 | — |
| Solvent | Acetone | HCID 180 | — |
| Product | L-Ascorbic Acid | HCID 54670067 | — |
Reaction Steps
JP-AS 58-177986 describes a process which comprises the addition of ethanol and acetone to the sodium salt of 2-keto-L-gulonic acid, neutralization with hydrochloric acid, separation of the precipitated sodium chloride by filtration and subsequently the keeping of the reaction mixture at temperatures in the range from 25° C. to 75° C., whereby L-ascorbic acid is obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06617463B2 |
| Source dataset | uspto-grants-2003_09 |
| ORD ID | ord-834971ba34254d8da2fe90b2daf1066a |
| Source note | uspto-grants-2003_09 |