Chromium-catalyzed production of alcohols from hydrocarbons in the presence of oxygen

A supported chromium complex having formula (A):

• wherein:
• each X independently is Si, Ti, Al, P, B, or Zr;
• and
• R is a C1 to C36 hydrocarbyl group;
• or
• a supported chromium complex having formula (B):
• wherein:
• each X independently is Si, Ti, Al, P, B, or Zr;
• Y is nothing, H2O, a C1 to C36 alcohol group, or a C2 to C36 ketone group;
• R is H or a C1 to C36 hydrocarbyl group;
• and
• n is an integer from 0 to 10;
• or
• a supported chromium complex having formula (C):
• wherein:
• each X independently is Si, Ti, Al, P, B, or Zr;
• Y is a —OR, —R, a C1 to C36 alcohol group, or a C2 to C36 ketone group;
• and
• R is a C1 to C36 hydrocarbyl group;
• or
• a supported chromium complex having formula (D):
• wherein:
• each X independently is Si, Ti, Al, P, B, or Zr;
• R is H or a C1 to C36 hydrocarbyl group;
• and
• n is an integer from 0 to 10.