HuagongsheHuagongshe Chemistry Print Report · For research reference only
3,4-dihydro-2H-pyran → p-Anisoin tetrahydropyranyl ether
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 3,4-dihydro-2H-pyran | HCID 8080 | — |
| Reactant | 4,4'-Dimethoxybenzoin | HCID 95415 | — |
| Solvent | Benzene | HCID 241 | — |
| Product | p-Anisoin tetrahydropyranyl ether | HCID 131710644 | 71.6% |
Reaction Steps
82 parts of p-anisoin are reacted with 34 parts of 3,4-dihydro-2H-pyran (approx. 35% molar excess) in 500 parts by volume of benzene, analogeously to Example 1. p-anisoin tetrahydropyranyl ether is obtained in a yield of 71.6% and melts over the range of 96° to 102° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04007209 |
| Source dataset | uspto-grants-1977_02 |
| ORD ID | ord-3360a643f74e4b71b61d99997d00659f |
| Source note | uspto-grants-1977_02 |