This requirement is necessary to meet CAS' license requirements for authenticating users as bona fide Caltech faculty, students or staff. In A welcome page will appear that shows Caltech in the lower left corner of the screen. The help file is quite detailed and has many helpful examples. The first quarterly update was added on June 15. It is searchable with keywords, recipients, recipient institutions, and awarding agencies.
All relevant information is provided on the registration form.
Molecular formula searching in SciFinder Scholar For known compounds, in lieu of searching by name, molecular formula searching may be quicker than structure searching. For example, an exact structure search for Phenyl Lithium retrieves 69 compounds, while a molecular formula search for C6H5Li retrieves only 6 compounds. Formula Index, which causes some seeming inconsistencies. We continue to struggle with access to Nature. Unfortunately, in spite of repeated promises to begin site-licensing, libraries the world over have been waiting more than 2 years for broader access.