HuagongsheHuagongshe Chemistry Print Report · For research reference only
1-Nitroanthraquinone → Anthraquinone
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1-Nitroanthraquinone | HCID 6704 | — |
| Reactant | Sodium Sulfite | HCID 24437 | — |
| Solvent | Water | HCID 962 | — |
| Product | Anthraquinone | HCID 6780 | — |
Reaction Steps
50 g of a crude 1-nitroanthraquinone manufactured according to Example 1 are stirred with 20 g of sodium sulphite in 400 ml of water for 6 hours at the reflux temperature. After filtration, washing and drying, 38.2 g of 1-nitroanthraquinone of the composition indicated in Table A are obtained (= 69% of theory, relative to anthraquinone employed).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US03931251 |
| Source dataset | uspto-grants-1976_01 |
| ORD ID | ord-9d7198bd4f7c4606a0c1f0972b73f794 |
| Source note | uspto-grants-1976_01 |