Water → Anthraquinone

HRID 1701815Notes

Reaction equation

HRID 1701815 reaction equation
[C:1]([C:9]1[CH:17]=[CH:16][CH:15]=[CH:14][C:10]=1[C:11](O)=[O:12])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.O>S(=O)(=O)(O)O>[CH:14]1[C:10]2[C:11](=[O:12])[C:7]3[C:2](=[CH:3][CH:4]=[CH:5][CH:6]=3)[C:1](=[O:8])[C:9]=2[CH:17]=[CH:16][CH:15]=1

Participants

4

Reactant 2

HCID 962WaterHCID 68132-Benzoylbenzoic Acid

Product 1

HCID 6780AnthraquinoneYield 91.3%

Reagents, catalysts & solvents 1

HCID 1118Sulfuric AcidSolvent

Procedure

5 g of the purified benzoyl benzoic acid were heated at 100° C. for 2 hours in 50 g of fuming sulfuric acid (20% SO3). The mixture was run on 350 cm3 of water and ice and the precipitate obtained was filtered, washed and dried. 4.2 g of anthraquinone were obtained.

Workup

  1. customthe precipitate obtained
  2. filtrationwas filtered
  3. washwashed
  4. customdried

Sources & evidence

ORD record
ord-c226927d3e214891972d6fe2d4e0aae2
Source dataset
uspto-grants-1983_04
Patent number
US04379092

Reaction notes

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