Turn-key reactor system featuring a one-piece, unjacketed, pressure vessel with a combination can accommodate-thred Valve and 28/15 O-Ring ball joint bottom Outlet. Vessel top has a 25mm can accommodate-thred center neck and various multi-neck configurations. System is designed to perform positive pressure reactions at up to 45 psi at 100 Degrees C. Included are a heating mantle and controller, stirring shaft and controller, addition funnel, condenser and manifold.