| 1. | Vitamin K is a derivative of 1, 4-naphthoquinone.
|
| 2. | Chemically, it is a derivative of naphthoquinone, related to vitamin K.
|
| 3. | The chemical structure as a naphthoquinone derivative was first determined by Brockmann in 1936.
|
| 4. | Several isomeric naphthoquinones are known, notably benzoquinone.
|
| 5. | Lapachol, a yellow, skin-irritating naphthoquinone, is often found in the wood.
|
| 6. | The unqualified term " hydroxynaphthoquinone " usually means a derivative of 1, 4-naphthoquinone.
|
| 7. | The unqualified term " dihydroxynaphthoquinone " usually means a derivative of 1, 4-naphthoquinone.
|
| 8. | Naphthoquinone derivatives have significant pharmacological properties.
|
| 9. | "' Xylindein "'is a quinone pigment, a dimeric naphthoquinone derivative.
|
| 10. | A 1998 article reported that naphthoquinones originating from " N . thorelii " showed antimalarial activity.
|
मोबाइल