HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium Carbonate → Methyl s-phenyl-l-cysteinate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium Carbonate | HCID 10340 | — |
| Reactant | Methyl n-(tert-butoxycarbonyl)-s-phenylcysteinate | HCID 18637399 | — |
| Solvent | 1,4-Dioxane | HCID 31275 | — |
| Product | Methyl s-phenyl-l-cysteinate | HCID 54282006 | — |
Reaction Steps
A mixture of Example 133A in 1:1 dioxane/4M HCl at room temperature was stirred for 3 hours, poured into saturated Na2CO3 (400 mL), and extracted with ethyl acetate (3×300 mL). The combined extracts were dried (Na2SO4), filtered, and concentrated to provide the desired product.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06720338B2 |
| Source dataset | uspto-grants-2004_04 |
| ORD ID | ord-877cea8b5e544be19581d2c6ac83962c |
| Source note | uspto-grants-2004_04 |