Custom Synthesis

Custom Synthesis

CAS Funchem provides flexible and efficient custom synthesis services for a wide range of chemical compounds. With deep experience in organic synthesis and process development, we support global customers from early-stage research to commercial-scale production.

What We Offer

  • Synthesis of complex structures including fluorinated compounds, chiral molecules, heterocycles, and more

  • Route design and optimization based on literature or target structure

  • Preparation of reference standards, impurities, metabolites, and intermediates

  • Molecular modification and derivative synthesis for pharmaceutical or functional applications

  • Multi-scale synthesis from milligram to ton level

Supported Production Scales

Milligram level
For compound screening, structural verification, and early research

Gram level
For process validation, small-scale trials, and early formulation

Kilogram level
For pilot production, scale-up testing, and market evaluation

Ton level
For commercial delivery and long-term supply

Quality Assurance

  • Full analytical testing including NMR, HPLC, GC, LC-MS, and more

  • Certificate of Analysis and spectra provided with each batch

  • Original data and synthetic route can be provided upon request

  • Strict confidentiality under signed NDA

  • Quality system based on international standards

Project Workflow

  1. Submit structure or request

  2. Technical evaluation and quotation

  3. Project kickoff under NDA

  4. Synthesis and testing

  5. Delivery with full documentation

Who We Serve

  • Pharmaceutical R&D and manufacturing companies

  • Reagent and specialty chemical distributors

  • Research institutions and laboratories

  • Material science and electronics chemical developers