Clemens Niederberger submitted an update to the
chemmacros
package.
Version number: 4.6 License type: lppl1.3
Summary description: A collection of macros to support typesetting chemistry documents.
Announcement text: ----------------------------------------------------------------------
From this version on the packages chemformula, chemgreek and ghsystem
are no longer distributed as part of chemmacros. As a consequence chemmacros no longer is a package bundle but a single package.
This update also includes a proposal by Herbert Voß to make the characters | and ^ active inside iupac{} in order to use them instead of the macros | and .
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This package is located at http://mirror.ctan.org/macros/latex/contrib/chemmacros
More information is at http://www.ctan.org/pkg/chemmacros
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Thanks for the upload.
For the CTAN Team Manfred Lotz