WeylChem US Inc.

WeylChem US is located in Elgin, South Carolina, 20 miles outside of the state capital Columbia. The site is close to Interstate I-20 and the vicinity to the port of Charleston allows fast import and export of materials.

WeylChem US specializes in Grignard chemistry and offers a broad range of Grignard reagents.  WeylChem US has great experience and knowledge in Grignard chemistry due to our highly professional employees and our diversified technology platform.  This combination makes us a strong and reliable provider of both efficient and economical Grignard products and multi-step custom and toll manufacturing products.

Core technologies

  • Friedel-Crafts
  • Grignard chemistry
  • Halogen Exchange
  • Halogenation
  • Ullmann coupling


WeylChem Elgin is ISO 9.001 certified.


1967 Founded by Dr. James Hardwicke & Mr. Wilhelm Frings
1978 Acquired by Ethyl Corporation
1993 Acquired by BTP (Archimica)
2000 Acquired by Clariant
2007 Acquired by ICIG and creation of the WeylChem Group of Companies


WeylChem US Inc.
2114 Larry Jeffers Road
Elgin, SC  29045

Phone +1 803 438 4485


Philippe Robin