HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → HCID 20288042, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 1,3-dihydro-1-(1-methylethenyl)-3-(3-oxobutyl)-2H-benzimidazol-2-one | HCID 20288038 | — |
| Solvent | Isopropanol | HCID 3776 | — |
| Product | HCID 20288042 | HCID 20288042 | 73.4% |
Reaction Steps
A mixture of 48.8 parts of 1,3-dihydro-1-(1-methylethenyl)-3-(3-oxobutyl)-2-H-benzimidazol-2-one, 12 parts of 2-propanol, saturated with gaseous hydrogen chloride and 240 parts of 2-propanol is stirred for 3 hours at room temperature. The precipitated product is filtered off, washed with 2,2'-oxybispropane and dried, yielding 30 parts (73.4%) of 1,3-dihydro-1-(3-oxobutyl)-2H-benzimidazol-2-one.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04254127 |
| Source dataset | uspto-grants-1981_03 |
| ORD ID | ord-b40f17870600447b951952ffed4052eb |
| Source note | uspto-grants-1981_03 |