Chemical Synthesis

Rapid Custom Synthesis (RCS)

 From small-scale to bulk quantities, let us help you get what you need.

Custom Products Submission Form

RCS is Optimal for Synthesizing

  • Starting materials
  • Catalysts and ligands
  • Intermediates
  • Reference standards
  • Authentic metabolite markers
  • Lead-like or drug-like compounds
  • Analog/SAR sets
  • Catalyst & ligand set screening


  • By using the RCS solution from Sigma-Aldrich, your organization can access air-sensitive chemistries with confidence.
  • Our RCS team has over 30 years of experience in handling pyrophoric materials.
  • Nearby facilities allow for quick overnight delivery of products to US-based customers.


  • Gram quantities of product delivered to your lab in as little as 4 weeks
  • Capacity of 12+ projects per month
  • Particular expertise in synthesis of homogenous catalysts, ligands, and reagents.


  • Custom products can be synthesized using methods designed by the RCS team or methods designed by your chemists.
  • RCS products are backed by analytical data to suit your needs.
  • Products can be offered on an exclusive basis or stocked for quick reorder availability.

Planning for Success

  • Wide range of seamless scale-up options available.
  • Potential for transfer to SAFC facilities.

Custom Product Submission Form

Please fill out the information below. Fields marked by a are required so that we may fulfill your request.

Please list any custom product you would like for us to deliver: