HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → 7-[2-(2-Aminothiazol-4-yl)-2-cyclohexyloxyiminoacetamido]-3-cephem-4-carboxylic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 7-[2-(2-Formamidothiazol-4-yl)-2-cyclohexyloxyiminoacetamido]-3-cephem-4-carboxylic acid | HCID 131712463 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | 7-[2-(2-Aminothiazol-4-yl)-2-cyclohexyloxyiminoacetamido]-3-cephem-4-carboxylic acid | HCID 131712464 | 41.3% |
Reaction Steps
7-[2-(2-Formamidothiazol-4-yl)-2-cyclohexyloxyiminoacetamido]-3-cephem-4-carboxylic acid (syn isomer, 0.72 g.), methanol (10.8 ml.) and conc. hydrochloric acid (0.61 g.) were treated in a similar manner to that of Example 15-(3) to give 7-[2-(2-aminothiazol-4-yl)-2-cyclohexyloxyiminoacetamido]-3-cephem-4-carboxylic acid (syn isomer, 0.28 g.).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04393059 |
| Source dataset | uspto-grants-1983_07 |
| ORD ID | ord-c56ecd20c49e4359a024a76b36424d32 |
| Source note | uspto-grants-1983_07 |