HuagongsheHuagongshe Chemistry Print Report · For research reference only
Anthraquinone → 1,5-Diamino-2-bromo-4,8-dihydroxy-6-phenoxyanthracene-9,10-dione
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Anthraquinone | HCID 6780 | — |
| Reactant | 9,10-Anthracenedione, 1,5-diamino-2,6-dibromo-4,8-dihydroxy- | HCID 161677 | — |
| Product | 1,5-Diamino-2-bromo-4,8-dihydroxy-6-phenoxyanthracene-9,10-dione | HCID 20188055 | — |
Reaction Steps
When the process according to Example 190a is carried out and, instead of the anthraquinone component mentioned there, 11.7 g of 1,5-diamino-4,8-dihydroxy-2,6-dibromoanthraquinone, compare Example 348a, are used, then 3.8 g, corresponding to 31% of theory, of 1,5-diamino-4,8-dihydroxy-2-phenoxy-6-bromoanthraquinone are obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04689171 |
| Source dataset | uspto-grants-1987_08 |
| ORD ID | ord-5d2d9add6bc14a31b538c5d40432cf60 |
| Source note | uspto-grants-1987_08 |