Yeah this, I used to sit in the lab with my girlfriend (now wife) when she was doing wet work for her pharmacology doctorate. It was slooooow. Like slower than J2EE. I could smoke a pork shoulder faster.
The reaction can’t be sped up, its rate is wholly constrained by the nature of the compounds involved and the physical parameters of the experiment, which may be very narrow to avoid unwanted products or even thermal runaway which could cause a total failure of the experiment or even a dangerous release of poisonous or explosive materials.