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ACD/Labs Blog

Discover the evolution of chemical nomenclature and how ACD/Name has set the standard for precision in naming chemical compounds. With over 30 years of continuous development, ACD/Name integrates IUPAC rules, CAS standards, and advanced algorithms to deliver accurate, up-to-date names for complex structures.

A Markush structure represents a group of related chemical compounds, commonly used in patents, structural elucidation, metabolite identification, and mixture representation. It allows variations in substituents, positions, frequencies, and homologies, streamlining patent claims and ensuring broad protection. Learn how ChemSketch makes it easy to draw and enumerate Markush structures.