ACS Central Science Science is a multidisciplinary journal that publishes articles of exceptional quality and interest to the broad chemistry and scientific community.
ACS Omega
ACS Omega is a global open-access journal for the publication of scientific articles that describe new findings in chemistry and interfacing areas of science, without any perceived evaluation of immediate impact.
Chemistry Central
Free access to peer-reviewed articles published in the Chemistry Central Journal and the BioMed journals, as well as to articles published in independent journals that are using the BioMed publishing service.
ChemIDplus
Dictionary of over 370,000 chemicals (names, synonyms, and structures). Includes links to NLM and other databases and resources.
ChemSpider
ChemSpider is a free chemical structure database providing fast text and structure search access to over 26 million structures from hundreds of data sources.
DailyMed
Free drug information database from the National Library of Medicine.
DrugBank
Free drug target database from the Canadian Institutes of Health Research.
eMolecules
eMolecules empowers researchers to explore uncharted chemical and biological spaces and deliver more efficient drug-discovery programs.
Golm Metabolome Database
Facilitates the search and dissemination of mass spectra from biologically active metabolites quantified using Gas chromatography (GC) coupled to mass spectrometry (MS).
Historical Images for Chemistry
Here you will find a nice collection of historical chemistry photos. They come from the Library of Congress.
Household Chemicals
The Household Products Database is a consumer guide that provides information on the potential health effects of chemicals contained in more than 10,000 common household products used inside and around the home.
KnowItAll Informatics System Academic Edition
Free spectra software package for students. Draw 3D, structures, import spectra for lab reports, interpret IR/Raman spectra, process IR/NMR/Raman spectra, and access Sadtler Spectroscopy Handbooks online.
MassBank
Public repository of mass spectral data for scientific research.
NMRShiftDB
Search for NMR spectra, structures and properties of organic compounds. Also allows for spectrum prediction and submission of 13C, 1H, 15N and 31P NMR shift datasets for peer review.
Properties of Organic Compounds
Properties of Organic Compounds is a database that contains over 29,000 of the most commonly sought organic compounds, featuring physical data, spectral data, and structures.
PubChem
Contains more than 10 million compound structures with their biological property information and 17 million records of substances.
Royal Society of Chemistry
RSC is a learned society in the United Kingdom that seeks to advance the chemical sciences and connect scientists with each other and society as a whole.
Science.gov
Searches over 50 databases and over 2100 websites from 13 federal agencies of authoritative U.S. government science information including research and development resutls.
Sigma-Aldrich Catalog
FT-IR Raman, FT-IR Condensed Phase and FT-NMR spectra for some chemicals in the Sigma Aldrich catalog. If spectra are available, you'll find them under the 'Safety and Documentation' tab.
Spectral Database for Organic Compounds, SDBS
Spectra for over 33,000 organic compounds, mostly FT-IR, MS, 13C-NMR and H-NMR.
Virtual Periodic Table
This table provides information about each element from a description and its properties to its uses and reactions.
WebSpectra
Spectroscopy problems (and answers): H-NMR, C13-NMR and some IR spectra of unknown compounds for students to interpret.