SciFinder lets you combine a previously saved answer set with your currently active answer set. Both answer sets must be the of the same type: reference, substance, or reaction. Click here for help.
To export ciations from SciFinder to EndNote, ProCite, and Reference Manager:
(via CAS Help)
*If you are just getting started, you may also want to consult the Citation Styles guide which has a quick overviews of the ACS and APA styles.
*The CAS Source Index (CASSI) is another great resource for help putting together citations by providing journal abbreviations and publication information.