HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrazine → 4-(2-Hydroxyethylamino)-6-chloro-3-hydrazino pyridazine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrazine | HCID 9321 | — |
| Reactant | 2-((3,6-Dichloropyridazin-4-yl)amino)ethan-1-ol | HCID 21515430 | — |
| Solvent | Water | HCID 962 | — |
| Product | 4-(2-Hydroxyethylamino)-6-chloro-3-hydrazino pyridazine | HCID 21515421 | — |
Reaction Steps
To 40 g of 3,6-dichloro-4-(2-hydroxyethylamino)pyridazine is added slowly with stirring 430 g of 97% hydrazine. The mixture is stirred for 20 hours and cooled. Water is added, and the precipitate, 4-(2-hydroxyethylamino)-6-chloro-3-hydrazino pyridazine (m.p. 168° to 172°C.), is collected by filtration
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US03978057 |
| Source dataset | uspto-grants-1976_08 |
| ORD ID | ord-92f2108a6f5d401fac9f2802ffa36648 |
| Source note | uspto-grants-1976_08 |