Finding Spectra (IR, NMR, etc.) Purdue University Mellon Library of Chemistry: You must login with your Career Account ID to access some of these sites.
Try NIST, SDBS, and Aldrich Catalog
Finding Chemical Properties and Physical
Data: Purdue University Mellon Library of Chemistry: You must login with your Career Account ID to access some of these sites.
Try the Merck Index, CRC Handbook of Chemistry and Physics, or ChemFinder (see "Key Resources")