HuagongsheHuagongshe Chemistry Print Report · For research reference only
3-Carbamoyloxymethyl-7-amino-3-cephem-4-carboxylic acid → HCID 131712001, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 3-Carbamoyloxymethyl-7-amino-3-cephem-4-carboxylic acid | HCID 12784759 | — |
| Reactant | HCID 53841578 | HCID 53841578 | — |
| Product | HCID 131712001 | HCID 131712001 | — |
Reaction Steps
2-(2,3-Dihydro-1,4-oxathiin-6-yl)-2-methoxyiminoacetic acid (syn isomer, 0.508 g.) was allowed to react with 7-amino-3-carbamoyloxymethyl-3-cephem-4-carboxylic acid (0.82 g.) in a similar manner to that of Example 1 to give the captioned compound (0.85 g.), pale yellow powder, mp. 175° to 180° C. (dec.).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04371531 |
| Source dataset | uspto-grants-1983_02 |
| ORD ID | ord-899087ea05ee4cfaabba84cff5881ba7 |
| Source note | uspto-grants-1983_02 |