HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetic Anhydride → N-(5-Nitropyridine-3-sulfonyl)acetamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | 5-Nitropyridine-3-sulfonamide | HCID 12684260 | — |
| Catalyst | Sulfuric Acid | HCID 1118 | — |
| Product | N-(5-Nitropyridine-3-sulfonyl)acetamide | HCID 12684274 | — |
Reaction Steps
A mixture of 0.5g. of 5-nitro- 3-pyridinesulfonamide, 2 ml. of acetic anhydride and 2 drops of conc. sulfuric acid was stirred at 90° C. for 1 hour. The solvent was then distilled off from the reaction mixture and the crystalline residue was recrystallized from ethanol to give 0.36g. of the desired product. m.p. 176° - 178° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04094982 |
| Source dataset | uspto-grants-1978_06 |
| ORD ID | ord-e012b2624ba44c2eb34d1fc686a038d9 |
| Source note | uspto-grants-1978_06 |