Our company manufactures and distributes a variety of chemical products such as ionic liquids, pyridine bases, pyrazines and amines.

Flow of Custom Synthesis

ホーム > HOME > Custom Synthesis > Flow of Custom Synthesis

By efficiently combining our expertise in gas-phase reactions, high pressure reactions, and liquid-phase reactions, we can synthesize compounds tailored to the client’s needs.

Flow of Custom Synthesis


Technology sharing and nondisclosure agreements

  • Presentation of Koei's “Business and R&D Strategy for Custom Synthesis”
  • Customer discloses KEY substances under the confidential agreement.
  • Koei proposes the rough price based on our paper calculation by industrially useful reaction route.


Review of literature and QC review

  • Koei starts laboratory studies including the calculation of rough price based on our core technology.
  • Koei prepares laboratory sample and Customer approves it.


Scaleability review through pilot production

  • Koei carries out scale up studies and pilot production including the evaluation of safety using our plenty of experience (scale up know-how).
  • Koei rationalizes the process and Customer approve the improved process.



Once we reach an agreement with the client on price, quality, and other parameters, we commence commercial production of the product.

For product inquiries and to download a catalog,
please click the button below.

Copyright(C) KOEI CHEMICAL CO., LTD. All rights reserved.