GLSynthesis Inc., is a chemistry-based company engaged in laboratory scale organic synthesis, drug and chemical product research, and chemical product sales. Our customers include established pharmaceutical companies, biotech and drug discovery companies, research institutions, and chemical distributors. The company's laboratories are in the Massachusetts Biotechnology Research Park, Worcester.
GLSynthesis Inc. offers:

Custom organic synthesis
  • starting materials and intermediates
  • drug candidates
  • reference compounds
  • expensive or uncommon reagents
  • mg to kg scales


    Contract research and development
  • medicinal chemistry
  • analog synthesis
  • methods development
  • in vitro and in vivo testing
  • pharmacokinetics


    Chemicals and biochemicals
  • bulk and fine chemicals
  • reagents
  • product development
  • pilot plant to manufacturing

  • GLSynthesis' facilities include modern laboratories and equipment to support organic synthesis, separations and analysis, and pharmacology.