CDS has an iPetition set up to help produce a Statement of Need (SoN) to ensure future EPSRC funding for a national chemical database facility.
http://cds.dl.ac.uk/cgi-bin/news/disp?ipetition
The deadline for production of the SoN is 12th June.
CDS latest newsletter can be found from http://cds.dl.ac.uk/newsletters
As well information about the available datasets, the summer newsletter mentions Shibboleth access to CDS. Using Shibboleth allows access to the CDS using your EASE login details (hover over the red square and choose "Institutional Login ('Shibboleth')."