It does not seem, however, that organic chemists were much worried about barriers to rotation in organic molecules in general at that time because there was no technique available to demonstrate the phenomenon experimentally. Derek Harold Richard Barton Read Quote
Many transition states have a well-defined preferred geometrical requirement. Derek Harold Richard Barton Read Quote
The first serious applications were in triterpenoid chemistry. Derek Harold Richard Barton Read Quote
X-Ray crystallography is nowadays an accurate and rapid method of determining conformation in the crystal lattice, which conformation usually corresponds to the preferred conformation in solution. Derek Harold Richard Barton Read Quote
