[N+:1]([C:4]1[CH:13]=[CH:12][CH:11]=[C:10]2[C:5]=1[C:6](=[O:15])[CH:7]=[CH:8][C:9]2=[O:14])([O-])=O.[CH2:16]=[CH:17][CH:18]=[CH2:19].[OH-].[Na+].NC1C=CC2C(=O)C3C(=CC=CC=3)C(=O)C=2C=1>[Pd].COCCO>[NH2:1][C:4]1[C:5]2[C:6](=[O:15])[C:7]3[C:8](=[CH:16][CH:17]=[CH:18][CH:19]=3)[C:9](=[O:14])[C:10]=2[CH:11]=[CH:12][CH:13]=1122 Grams of 5-nitro-1,4-naphthoquinone which contained 10% of the 6-nitro compound, 2,800 grams of methyl cellosolve and 48 grams of 1,3-butadiene were placed in an autoclave, followed by reaction at 90° C. for 2 hours. After allowing to cool, 1.2 grams of a 5% palladium on carbon catalyst and 120 grams of a 20% aqueous sodium hydroxide solution were added to the reaction solution. Then, the procedure of Example 13 was repeated to obtain 108 grams of 1-aminoanthraquinone containing 7% of 2-aminoanthraquinone.
Wird geladen…
