HuagongsheHuagongshe Chemistry Print Report · For research reference only
2-Hydrazinoimidazoline dihydrochloride → 2-Chloro-9,10-anthracenedicarboxaldehyde dihydrochloride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2-Hydrazinoimidazoline dihydrochloride | HCID 12221231 | — |
| Reactant | 2-Chloro-9,10-anthracenedicarboxaldehyde | HCID 23471418 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 2-Chloro-9,10-anthracenedicarboxaldehyde dihydrochloride | HCID 23471453 | — |
Reaction Steps
A reaction mixture comprising 1.34 g. of 2-chloro-9,10-anthracenedicarboxaldehyde and 1.73 g. of 2-hydrazinoimidazoline dihydrochloride in 80 ml. of ethanol is refluxed for two hours, and filtered while hot. After cooling, the solution deposited 0.7 g. of the desired product as orange crystals, m.p. ≥ 280° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04258181 |
| Source dataset | uspto-grants-1981_03 |
| ORD ID | ord-b3a8a7e46a954bd89aa2b432f560f4c9 |
| Source note | uspto-grants-1981_03 |