HuagongsheHuagongshe Chemistry Print Report · For research reference only
6-Hydroxyflavanone → 6-(2-Azidoethoxy)-2-phenylchroman-4-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 6-Hydroxyflavanone | HCID 2734580 | — |
| Reactant | 6-(2-Azidoethoxy)-2-phenylchroman | HCID 17978570 | — |
| Product | 6-(2-Azidoethoxy)-2-phenylchroman-4-one | HCID 17978572 | — |
Reaction Steps
6-(2-Azidoethoxy)-2-phenylchroman-4-one was prepared as described for 6-(2-azidoethoxy)-2-phenylchroman in example 4(a) starting from 1.0 g of 6-hydroxy-flavanone. 1H NMR (400 MHz, CD3OD) δ: 7.53-7.51 (m, 2H), 7.44-7.35 (m, 4H), 7.22 (dd, 1H, J 9.0, 3.1 Hz), 7.04 (d, 1H, J 9.0 Hz), 5.51 (dd, 1H, J 13.1, 3.0 Hz), 4.17 (t, 2H, J 4.9 Hz), 3.60 (t, 2H, J 4.9 Hz), 3.11 (dd, 1H, J −16.9, 13.1 Hz), 2.85 (dd, 1H, J −16.9, 3.0 Hz).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07425568B2 |
| Source dataset | uspto-grants-2008_09 |
| ORD ID | ord-904f73c6e0444794a1533c01f7b605aa |
| Source note | uspto-grants-2008_09 |