HuagongsheHuagongshe Chemistry Print Report · For research reference only
Anthraquinone → 1,8-Diamino-2-bromo-4,5-dihydroxy-7-phenoxyanthracene-9,10-dione
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Anthraquinone | HCID 6780 | — |
| Reactant | 9,10-Anthracenedione, 1,8-diamino-2,7-dibromo-4,5-dihydroxy- | HCID 103336 | — |
| Product | 1,8-Diamino-2-bromo-4,5-dihydroxy-7-phenoxyanthracene-9,10-dione | HCID 20188051 | — |
Reaction Steps
When 11.7 g of 1,8-diamino-4,5-dihydroxy-2,7-dibromoanthraquinone (compare Example 350a) are used as the anthraquinone component in Example 415a, then 4.5 g, corresponding to 37% of theory, of 1,8-diamino-4,5-dihydroxy-2-phenoxy-7-bromoanthraquinone are correspondingly obtained. Colour shade on silica gel: blue of Indicator Number 14 (Colour Index Hue Indication Chart).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04689171 |
| Source dataset | uspto-grants-1987_08 |
| ORD ID | ord-7787c3ce113841c98cb4a33921498271 |
| Source note | uspto-grants-1987_08 |