▎ 摘　　要

NOVELTY - Graphene oxide-supported tetrakis(4-hydroxyphenyl)manganese porphyrin catalytic material comprises 200-300 pts. wt. concentrated sulfuric acid, 8-12 pts. wt. graphite powder, 4-6 pts. wt. sodium nitrate, 30-45 pts. wt. potassium permanganate, 1000-1500 pts. wt. distilled water, 150-250 pts. wt. 5% hydrogen peroxide, 1000-1500 pts. wt. 5% hydrochloric acid, 0.010-0.014 pts. wt. tetrakis(4-hydroxyphenyl)manganese porphyrin, and 5-8 pts. wt. N,N-dimethylformamide. USE - Graphene oxide-supported tetrakis(4-hydroxyphenyl)manganese porphyrin catalytic material used for catalyzing oxidation of ethylbenzene to acetophenone and DL-1-phenylethanol (claimed). ADVANTAGE - The graphene oxide-supported tetrakis(4-hydroxyphenyl)manganese porphyrin catalytic material has conversion rate of 62.7%, alcohol ketone yield of 42.0, recycling of 5 times, good catalytic effect, and has practical application value. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing graphene oxide-supported tetrakis(4-hydroxyphenyl)manganese porphyrin catalytic material, which involves: (A) adding 200-300 pts. wt. concentrated sulfuric acid to a three-necked flask in a cold trap for five minutes; (B) adding 8-12 pts. wt. graphite powder, 4-6 pts. wt. sodium nitrate and 30-45 pts. wt. potassium permanganate with stirring for 1 hour to obtain a mixture; (C) stirring the reaction for 1 hour at 35 degrees C in a water bath; (D) adding 500-750 pts. wt. distilled water and 150 to 250 pts. wt. 5% hydrogen peroxide to give yellow liquid; (E) removing supernatant to obtain graphite oxide; (F) taking 6-8 pts. wt. graphite oxide in microwave for 5 minutes to obtain graphene oxide; (G) adding 5 pts. wt. graphene oxide in 500-750 pts. wt. distilled water; (H) dissolving 0.010-0.014 pts. wt. tetrakis(4-hydroxyphenyl)manganeseporphyrin in 5-8 pts. wt. N,N-dimethylformamide into dispersion of graphene oxide; (I) filtering under reduced pressure to obtain filter cake; (J) drying the obtained filter cake at 60 degrees C for 48 hours to obtain catalytic material; and (K) immobilizing 5-7 pts. wt. graphene oxide with 0.010-0.014 pts. wt. tetrakis(4-hydroxyphenyl)manganeseporphyrin in a round-bottomed flask to give the graphene oxide-supported tetrakis(4-hydroxyphenyl)manganese porphyrin catalytic material. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic scanning electron micrograph of the graphene oxide immobilized tetra(4-hydroxyphenyl) manganese porphyrin catalytic material.