Click on OK . Results give an approximate number of references. Enter molecular formula. If the formula is ambiguous to SciFinder, you will be requested to reenter it using upper and lower case letters for elements and spacing between elements. Click on OK .
Results give an approximate number of references for each substance.
Document Identifier Click on Document Identifier . Enter up to 25 CA Abstract number, each on a separate line. Click on OK . It is not possible to combine sets. Use Refine References to narrow current set.