Tetrazine Isomers (IMAGE) Scripps Research Institute Caption The 1,2,3,5-tetrazines are an unexplored family of compounds and isomer of the widely used 1,2,4,5-tetrazines. “Isomers” describe compounds with the same chemical formula, yet have a different arrangement of atoms. Credit Scripps Research Usage Restrictions With related coverage and credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.