25. 1. 2023 Free capacity for OECD 443 Extended One-Generation Reproductive Toxicity Study

VUOS offers a free capacity for toxicological test OECD 443 Extended One-Generation Reproductive Toxicity Study (EOGRTS) for years 2024 and 2025. This test has been provided in full accordance with OECD TG rules since 2017. We have capacity for two studies per year.

24. 4. 2023 Vinyl chloroformate

VUOS has developed non-mercuric process for vinyl chloroformate (CAS 5130-24-5) production in commercial scale

15. 7. 2022 VUOS have developed several 1,4-disubstituted imidazole and benzimidazole intermediates for pharmaceutical use

The process was developed in laboratory and the amounts can be scale up according to customers´request. Examples of derivatives are given below:

4. 8. 2022 VUOS has developed synthesis of THICA (N, N`, N``-trihydroxyisocyanuric acid, CAS 143435-52-3)


  • highly efficient carbon radical producing (CRPC) catalyst for radical reactions, especially oxidation
  • higher catalytic activity than conventional NHPI (N-hydroxyphthalimide)
  • available from grams to kilograms in stock
  • larger amount on demand