HuagongsheHuagongshe Chemistry Print Report · For research reference only
2-Ethylaniline → 5,7-Dichloro-3-methyl-1H-indazole
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2-Ethylaniline | HCID 11357 | — |
| Reactant | Chlorosuccinimide | HCID 31398 | — |
| Reactant | 2,4-Dichloro-6-ethylaniline | HCID 11819834 | — |
| Solvent | Acetonitrile | HCID 6342 | — |
| Product | 5,7-Dichloro-3-methyl-1H-indazole | HCID 178434329 | — |
Reaction Steps
5,7-Dichloro-3-methyl-1H-indazole was prepared using a procedure similar to that described in Example 98, part a and b, except starting from 2,4-dichloro-6-ethylaniline (2.9 g) that was prepared by chlorination of 6-ethylaniline (10 g) with N-chlorosuccinimide (22 g) in acetonitrile (80 mL).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08283475B2 |
| Source dataset | uspto-grants-2012_10 |
| ORD ID | ord-5275c552410045c382b460d5fcd62622 |
| Source note | uspto-grants-2012_10 |