HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → 7-[2-(2-Amino-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-2-methyl-3-cephem-4-carboxylic acid hydrochloride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 7-[2-(2-Formamido-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-2-methyl-3-cephem-4-carboxylic acid | HCID 131715363 | — |
| Product | 7-[2-(2-Amino-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-2-methyl-3-cephem-4-carboxylic acid hydrochloride | HCID 131715364 | — |
Reaction Steps
7-[2-(2-Formamido-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-2-methyl-3-cephem-4-carboxylic acid (syn isomer, 1.8 g.) was treated with conc. hydrochloric acid (0.89 ml.) in a similar manner to that of Example 1-(2) to give 7-[2-(2-amino-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-2-methyl-3-cephem-4-carboxylic acid hydrochloride (syn isomer, 1.8 g.).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04703046 |
| Source dataset | uspto-grants-1987_10 |
| ORD ID | ord-aa9bae2edd2b4186ace1d2edddd07910 |
| Source note | uspto-grants-1987_10 |