Robert H. Grubbs passed away on December 19, 2021, at the age of 79. His death marked the loss of one of the most influential chemists of his time, whose work had a profound and lasting impact on the science of chemistry and related industries. Grubbs' legacy lives on through his pioneering work on metathesis and the numerous accolades and awards he received for his contributions to science and technology.

In 2017, Robert H. Grubbs received the prestigious National Academy of Sciences' Award in Chemical Sciences in recognition of his extraordinary contributions to the field of chemistry, notably the development of novel catalysts for chemical synthesis. Grubbs' work in metathesis and his development of catalysts has provided chemists the world over with tools for new methods of creating complex molecules efficiently and sustainably.

Robert H. Grubbs was awarded the Nobel Prize in Chemistry in 2005, along with Richard R. Schrock and Yves Chauvin, for the development of the metathesis method in organic synthesis. Their work in the area of transition metal catalysis enabled the efficient production of complex compounds in a more environmentally friendly manner. This achievement highlighted the significance of catalyst development in modern chemistry and its impact on industries worldwide.

In 1992, Robert H. Grubbs introduced a series of well-defined ruthenium-based catalysts that became known as Grubbs catalysts. These catalysts are remarkably stable in air and water and enable efficient metathesis reactions. The introduction of Grubbs catalysts opened new possibilities for the synthesis of complex organic molecules and polymers, which had a profound impact on fields like pharmaceuticals and materials science.

Robert H. Grubbs became a full professor at the California Institute of Technology in 1978, where he began his groundbreaking work on catalysts for olefin metathesis. At Caltech, Grubbs developed a series of metal carbene catalysts that were able to facilitate metathesis reactions with remarkable efficiency. This work expanded the use of metathesis in chemical synthesis, greatly enhancing the ability to create complex molecules.

In 1968, Robert H. Grubbs received his Ph.D. in chemistry from Columbia University, and it marked the beginning of his illustrious career in the field. Under the guidance of Ronald Breslow, Grubbs completed his dissertation on organometallic chemistry which set the stage for his future contributions in the development of catalytic methods that have had a significant impact on the pharmaceutical and materials industries.

Robert H. Grubbs was born on February 27, 1942, in Marshall County, Kentucky, USA. He grew up on a family farm and attended local schools, where his early interest in science and engineering was nurtured. Grubbs would go on to become a renowned chemist, particularly known for his work in the development of the metathesis method in organic synthesis, which revolutionized the field of chemistry.