HuagongsheHuagongshe Chemistry Print Report · For research reference only
Di-p-tolylhydroxyacetic acid methyl ester → Tropenol 4,4'-dimethylbenzilate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Di-p-tolylhydroxyacetic acid methyl ester | HCID 22574226 | — |
| Reactant | Tropenol | HCID 53629842 | — |
| Product | Tropenol 4,4'-dimethylbenzilate | HCID 86761046 | — |
Reaction Steps
4.10 is prepared analogously to the method according to II.1. Yield: 3.55 g (81% of theory) starting from 2.87 g (0.01 mol) of 3e and 1.48 g (0.01 mol) of tropenol; to purify it, the hydrochloride was precipitated and recrystallized from acetonitrile. Melting point: 232° C.-233° C. (hydrochloride).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07652138B2 |
| Source dataset | uspto-grants-2010_01 |
| ORD ID | ord-f1d07881b7fc4bb4b5ca899b4c3bace9 |
| Source note | uspto-grants-2010_01 |