Method of converting carbon dioxide into carbonyl compounds

A method for fixing carbon dioxide gas as a carbonyl compound represented by formula (3) as depicted in reaction mechanism provided below as FIG. 2 and comprising purging of carbon dioxide gas in a stirring solution containing nucleophile represented by formula (1) and nucleophile represented by formula (2) together in a solvent, followed by slow addition of the reagent to give carbonyl compound represented by formula (3).

• Wherein, X or Y is independently selected from the group comprising NR2, O or S;
• Wherein, R, R1 or R2 is independently selected from the group comprising H, C1-C12 alkyl, C3 to C7 cyclic alkyl, C4 to C10 aryl, C4 to C10 heteroaryl comprising one or more heteroatoms selected from N, O, or S.
• Wherein, R, R1 or R2 may be optionally substituted with one or more from the group comprising F, CI, Br, I, OR, NO2, CN, N(R)2, COOR, CON(R)2, N(R)CON(R)2, N(R)COR, N(R)SO2N(R)2, SO2N(R)2, SO2R, SOR, SR, N(R)SO2R, aryl, heteroaryl, arylalkyl, (CH2)mCO2R (CH2)mCO2N(R)2, C2-C12 alkenyloxy, C2-C12 alkynyloxy, C2-C12 heteroalkyloxy, C3-C8 cycloalkyloxy, C3-C8 cycloalkenyloxy, C3-C8 heterocycloalkyloxy, C3-C8 heterocycloalkenyloxy, and C1-C8 alkylamino.
• Wherein, R and R2 may form a C3-C6 cyclic ring, which may be further be optionally substituted with one or more of substituents selected from the group comprising F, CI, Br, I, OR, NO2, CN, N(R)2, COOR, CON(R)2, N(R)CON(R)2, N(R)COR, N(R)SO2N(R)2, SO2N(R)2, SO2R, SOR, SR, N(R)SO2R, aryl, heteroaryl, arylalkyl, (CH2)mCO2R (CH2)mCO2N(R)2, C2-C12 alkenyloxy, C2-C12 alkynyloxy, C2-C12 heteroalkyloxy, C3-C8 cycloalkyloxy, C3-C8 cycloalkenyloxy, C3-C8 heterocycloalkyloxy, C3-C8 heterocycloalkenyloxy optionally substituted with C1-C8 alkylamino.

A method for fixing carbon dioxide as carbonyl compound as depicted in the reaction scheme provided below as FIG. 3 and comprising purging of carbon dioxide in a premixed solution of the base and the reagent in the solvent for a period of 5 minutes to 30 minutes, followed by addition of nucleophile represented by formula (1) and nucleophile represented by formula (2), either in two separate steps or simultaneously at a temperature ranging from to obtain carbonyl compound represented by formula (3).

• Wherein, X or Y is independently selected from the group comprising NR2, O or S;
• Wherein, R, R1 or R2 is independently selected from the group comprising H, C1-C12 alkyl, C3 to C7 cyclic alkyl, C4 to C10 aryl, C4 to C10 heteroaryl comprising one or more heteroatoms selected from N, O, or S.
• Wherein, R, R1 or R2 may be optionally substituted with one or more from the group comprising F, CI, Br, I, OR, NO2, CN, N(R)2, COOR, CON(R)2, N(R)CON(R)2, N(R)COR, N(R)SO2N(R)2, SO2N(R)2, SO2R, SOR, SR, N(R)SO2R, aryl, heteroaryl, arylalkyl, (CH2)mCO2R (CH2)mCO2N(R)2, C2-C12 alkenyloxy, C2-C12 alkynyloxy, C2-C12 heteroalkyloxy, C3-C8 cycloalkyloxy, C3-C8 cycloalkenyloxy, C3-C8 heterocycloalkyloxy, C3-C8 heterocycloalkenyloxy, and C1-C8 alkylamino.
• Wherein, R and R2 may form a C3-C6 cyclic ring, which may be further be optionally substituted with one or more of substituents selected from the group comprising F, CI, Br, I, OR, NO2, CN, N(R)2, COOR, CON(R)2, N(R)CON(R)2, N(R)COR, N(R)SO2N(R)2, SO2N(R)2, SO2R, SOR, SR, N(R)SO2R, aryl, heteroaryl, arylalkyl, (CH2)mCO2R (CH2)mCO2N(R)2, C2-C12 alkenyloxy, C2-C12 alkynyloxy, C2-C12 heteroalkyloxy, C3-C8 cycloalkyloxy, C3-C8 cycloalkenyloxy, C3-C8 heterocycloalkyloxy, C3-C8 heterocycloalkenyloxy optionally substituted with C1-C8 alkylamino.