HuagongsheHuagongshe Chemistry Print Report · For research reference only
Dichloromethane → 5-(5-amino-2-thienyl)-1-methyl-3-trifluoromethyl-1H-pyrazole hydrochloride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Dichloromethane | HCID 6344 | — |
| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | tert-butyl 5-(1-methyl-3-trifluoromethyl-1H-pyrazol-5-yl)thiophene-2-carbamate | HCID 22288380 | — |
| Product | 5-(5-amino-2-thienyl)-1-methyl-3-trifluoromethyl-1H-pyrazole hydrochloride | HCID 22288392 | — |
Reaction Steps
A mixture of tert-butyl 5-(1-methyl-3-trifluoromethyl-1H-pyrazol-5-yl)thiophene-2-carbamate, trifluoroacetic acid and dichloromethane was stirred at room temperature for 2 days and then subjected to purification and salt formation in the usual way to give 5-(5-amino-2-thienyl)-1-methyl-3-trifluoromethyl-1H-pyrazole hydrochloride as light yellow powder crystals.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07247635B2 |
| Source dataset | uspto-grants-2007_07 |
| ORD ID | ord-42683ccb8ea443caa1e120d81289f01b |
| Source note | uspto-grants-2007_07 |