HuagongsheHuagongshe Chemistry Print Report · For research reference only
Methanol → 2-(2-Aminothiazol-4-yl)-2-isobutoxyiminoacetic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Methanol | HCID 887 | — |
| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Reactant | Ethyl 2-(2-aminothiazol-4-yl)-2-iso-butoxyiminoacetate | HCID 53811669 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | 2-(2-Aminothiazol-4-yl)-2-isobutoxyiminoacetic acid | HCID 53968178 | 91.6% |
Reaction Steps
Ethyl 2-(2-aminothiazol-4-yl)-2-iso-butoxyiminoacetate (syn isomer, 19.6 g.), 2 N aqueous solution of sodium hydroxide (72.2 ml.), methanol (72.2 ml.) and tetrahydrofuran (72.2 ml.) were treated in a similar manner to that of Example F-(4) to give 2-(2-aminothiazol-4-yl)-2-iso-butoxyiminoacetic acid (syn isomer, 16.1 g.), mp 180° C. (dec.).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04294960 |
| Source dataset | uspto-grants-1981_10 |
| ORD ID | ord-358a6d35674645abab92fca162b37981 |
| Source note | uspto-grants-1981_10 |