HuagongsheHuagongshe Chemistry Print Report · For research reference only
(3-Bromopropyl)benzene → HCID 21781259, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | (3-Bromopropyl)benzene | HCID 12503 | — |
| Reactant | 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl- | HCID 319771 | — |
| Reactant | HCID 3715235 | HCID 3715235 | — |
| Product | HCID 21781259 | HCID 21781259 | 69% |
Reaction Steps
By a procedure similar to that for 2,4-dihydro-5-methyl-2-octyl-3H-pyrazol-3-one, starting from 3-methyl-3-pyrazoline-5-one (19.63 g, 0.20 mol) and 1-bromo-3-phenylpropane (39.80 g, 0.20 mol), 2,4-dihydro-5-methyl-2-(3-phenylpropyl)-3H-pyrazol-3-one (29.40 g, 69%) was obtained as colorless needles, m.p. 103°-105° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05461155 |
| Source dataset | uspto-grants-1995_10 |
| ORD ID | ord-e3a43a9f2c2848e491e915da0987a563 |
| Source note | uspto-grants-1995_10 |