HuagongsheHuagongshe Chemistry Print Report · For research reference only
1-Methylhydantoin → 5-[[4-Hydroxy-3,5-bis(1-methylethyl)phenyl]methylene]-1-methyl-2,4-imidazolidinedione
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1-Methylhydantoin | HCID 69217 | — |
| Reactant | 4-Hydroxy-3,5-bis(isopropyl)benzaldehyde | HCID 82712 | — |
| Product | 5-[[4-Hydroxy-3,5-bis(1-methylethyl)phenyl]methylene]-1-methyl-2,4-imidazolidinedione | HCID 54284051 | 11% |
Reaction Steps
Prepared according to the procedure described in Example 92 using 3,5-diisopropyl-4-hydroxybenzaldehyde (2.7 g, 13 mmoles) and 1-methyl hydantoin (1.4 g, 12 mmoles). Recrystallization from acetonitrile gave the pure product (0.4 g), mp 197°-208° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05464856 |
| Source dataset | uspto-grants-1995_11 |
| ORD ID | ord-5e44d01730fe4f948dd34540ad284fc4 |
| Source note | uspto-grants-1995_11 |