HuagongsheHuagongshe Chemistry Print Report · For research reference only
Ammonia → 4-Amino-3-pyridinesulfonamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Ammonia | HCID 222 | — |
| Reactant | 4-Chloro-3-pyridinesulphonamide | HCID 118426 | — |
| Product | 4-Amino-3-pyridinesulfonamide | HCID 10975966 | — |
Reaction Steps
15 g of 4-chloropyridine-3-sulfonamide are dissolved in 150 cm3 of concentrated aqueous ammonia. The clear solution is saturated with a stream of gaseous ammonia for exactly half an hour before being introduced into a sealed tube. The tube is placed at 150° C. for 18 hours.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05459138 |
| Source dataset | uspto-grants-1995_10 |
| ORD ID | ord-36ad5d4955624417b670717e90e45cb2 |
| Source note | uspto-grants-1995_10 |