-------------------------------------------------------------------------- the CHEMMACROS package comprehensive support for typesetting chemistry documents -------------------------------------------------------------------------- Web: https://github.org/cgnieder/chemmacros/ E-Mail: clemens@cnltx.de -------------------------------------------------------------------------- If you have any ideas, questions, suggestions or bugs to report, please feel free to contact us. -------------------------------------------------------------------------- Copyright 2011--2021 Clemens Niederberger 2022-- Clemens Niederberger & Sonja K. This work may be distributed and/or modified under the conditions of the LaTeX Project Public License, either version 1.3c of this license or (at your option) any later version. The latest version of this license is in http://www.latex-project.org/lppl.txt and version 1.3 or later is part of all distributions of LaTeX version 2008/05/04 or later. This work has the LPPL maintenance status `maintained'. The Current Maintainers of this work are Clemens Niederberger and Sonja K. -------------------------------------------------------------------------- Version history 2011/05/15 - version 1.0 - CTAN release 2011/06/22 - version 1.1 - "LaTeXified" whole package for safer usage - less user work required (like loading package after another) - more particle macros - latin phrases - extra units - acid/base commands - \mech - \NMR - \mhName, \setmhName, \newreaction, phases - \renewstate, \setstatesubscript - improved orbitals - simpler package options, option german, bpchem - bug fixes 2011/10/28 - version 2.0 - rewritten in expl3 - customization via \chemsetup - new commands \p, \fplus, \fminus, \fpch, \fmch, \fscrp, \fsrcm, \fdelp, \fdelm, \orbital, \chemsetup - various commands have a new syntax - removed: \setmhName, \setredoxdist, \setstatesubscript, \porb, \phorb, \pxorb, \pyorb, \pzorb, \setorbheight, \solid, \liquid - reaction environments work with hyperref and varioref 2011/11/03 - version 2.0a - minor bug fixes - new feature for \Nu - new command \ba 2012/01/28 - version 3.0 - bundled with packages `formula' and `ghs' - new commands \Ka, \Kb, \Kw - commands can detect if font series is bold - new package option "detect-bold" - new package option "method" => choose between `mhchem' and `formula' for internal uses. - new package option "ghs" => load `ghs' or don't - new package option "synchronize" - new package option "strict" - new command \iupac - new command \listofreactions, reaction environments with optional argument - \cis, \trans, \tert without \xspace 2012/01/30 - version 3.0a - bugfix in formula.sty - renamed formula => chemformula and ghs => ghsystem to make the names unique (following a request by Karl Berry for TeXlive) 2012/02/03 - version 3.0b - new command \DeclareChemParticle, updated documentation 2012/02/05 - version 3.0c - renamed pictogram files (following a request by Karl Berry for TeXlive) - new package option "Nu" 2012/02/10 - version 3.0d - several bugfixes in chemformula - bugfixes with \DeclareChemParticle - new command \RenewChemParticle - new option phases / pos - new commands \DeclareChemPhase, \RenewChemPhase, \phase - changed default behaviour of phases - removed optional argument from \sld and \lqd - new arrow type <> 2012/02/19 - version 3.1 - new commands \DeclareChemIUPAC and \RenewChemIUPAC - new option "option/iupac" - deprecated option: "option/EZ" - deprecated commands: \newreaction => \DeclareChemReaction \setnewstate => \DeclareChemState \renewstate => \RenewChemState \Rcip => \R \Scip => \S \Dfi => \D \Lfi => \L - new arrow types -/>, - new commands \DeclareChemArrow, \RenewChemArrow and \ShowChemArrow 2012/02/26 - version 3.1a - "operator" p rewritten to follow IUPAC recommendations - new option "acid-base/p-style" - deprecated option: "option/detect-bold" 2012/03/03 - version 3.1b - arrow types are stored in a sequence to automate the search and replace in the right order - new arrow type == - IUPAC compliance for stoichiometric factors - new handling of super- and subscripts to correct various flaws: clear distinction between isotope and formula - new option charge-vshift - IUPAC compliance for \Delta and \ox 2012/03/14 - version 3.1c - compatibility with KOMA's global option "version = " - bugfix in the list of reactions - improved arrow labels 2012/03/20 - version 3.2 - new: option input via @{} - improved list of reactions: resetting the "reaction" counter now doesn't cause errors any more - \AddRxnDesc added which allows to add descriptions to each reaction in the "reactions" environment 2012/05/07 - version 3.3 - new environment `experimental' that allows some formatting for the for displaying of measurement results - more greek letters for the \iupac command - \ch now bypasses \ref{}, \label{}, and \intertext{} - small adjustments of the iupac commands \| and \- - bug fix: option `upgreek' is now working and was renamed to `greek' - proper language support 2012/05/13 - version 3.3a - Italian translations of the H, EUH and P statements - \hapto and \bridge 2012/05/18 - version 3.3b - compatibility with MiKTeX 2012/05/18 - version 3.3c - fix in the `ghsystem/language' option 2012/07/24 - version 3.3d - additional picture file type `pdf' - default bond length set to 1.1667ex - bug fix in the bonds - added kerning to cip commands, new option `iupac/cip-kern' - bug fix: messages needed to be defined before the options 2012/08/21 - version 3.3e - new option ox/align=center|right - a new option to \NMR and to \J 2012/09/11 - version 3.4 - cleaned a little, minor bug fixes - switched to internal scratch variables - new command \bond, more bond types - new commands \DeclareChemBond, \DeclareChemBondAlias, \RenewChemBond and \ShowChemBond - radical point thicker, new options `radical-style' and `radical-radius' 2012/10/03 - version 3.4a - bug fix in coupling constant \J 2013/01/04 - version 3.4b - bug fix in the sub- and superscript handling 2013/01/28 - version 3.5 - disallow breaks at bonds - allow breaks after arrows - made some spaces in chemformulas stretch- and shrinkable - various internal code improvements - changed defaults for horizontal spaces that have in set in ex into corresponding values in em. - improvements to the placement of sub- and superscripts 2013/02/19 - version 3.5a - bug fix: `ghsystem' recognizes language again 2013/02/26 - version 3.6 - support for use with the `breqn' package - chemformula: math escaping also via \(\) - chemformula internal: clearer escaping macros - new options: `radical-vshift', `radical-hshift' and `radical-space' - bug fix: `radical-...' options are now correctly set - stoichiometric factors: add leading 0 if missing - new option: `stoich-paren-parse' - internal changes: be way more rigid about protected and expandable macros - internal changes: clearer distinction between private macros and accessable module macros - internal changes: clearer distinction between document commands and module level commands - chemformula's !()() syntax now also works with babel's French 2013/02/27 - version 3.6a - bug fix: escaped text and math stays escaped, i.e. also arrow code like `<=>' 2013/04/19 - version 3.6b - chemformula: new key `arrow-min-length' - bug fix: stoichiometric fractions correctly displayed - changed appearance of \cip to use upright parentheses 2013/07/06 - version 4.0 - `chemformula' doesn't automatically load `chemmacros' any more but can be used stand-alone - option `bpchem' has been dropped - improved detection of bold font series - changed wrongly used \mbox in definition of \Ka, \Kb and \Kw into \ensuremath - adapt \mch and \pch to match `chemformula's charges - dropped option `method=mhchem' - support for `kpfonts' and `newtxmath' upright greek letters added, greek alphabet complete both for uppercase and lowercase; this is handled by the new package in the family: `chemgreek' - \OX and \redox now work in `amsmath's environment by ignoring the measuring phase - language management with the help of the `translations' package => recognize document language automatically and use it if it a) is known to `chemmacros' and b) has not been overwritten by the `language' option; this also made minor changes to `ghsystem' necessary; additionally this lead to changes in the way phases are defined - status of \Dfi and \Lfi changed from `deprecated' to `dropped' - new option `charges/partial-format' - fixed wrongly written contents to the lor when used together with `hyperref' - new option `reaction/list-heading' - option `charges/append' deprecated 2013/08/07 - version 4.0a - extra pair of braces in definition of \standardstate - added missing \exp_not:n to the definitions of \chemmacros_declare_phase:Nn and kin 2013/08/24 - version 4.1 - changed `0' values in TikZ coordinates into `0pt' see http://tex.stackexchange.com/q/128792/5049 and http://tex.stackexchange.com/q/118467/5049 for reference 2013/10/28 - version 4.2 - changed particles with electron pairs to use \chlewis - changed \Delta in thermodynamic state variables into \ChemDelta for IUPAC compliance and defined it as an operator - change in the syntax of \DeclareChemState and \RenewChemState and improved both internal definition and user interface 2013/10/31 - version 4.2a - bug bix in \hapto and \bridge 2013/11/04 - version 4.2b - new IUPAC commands: \fac/\mer 2013/11/20 - version 4.2c - step bundle version due to changes in `chemgreek' 2013/12/15 - version 4.2d - small changes to the translating mechansim which now seems to be more logical: `language=auto' detects the current `babel' language and `language=' overwrites to the chosen language - new options `acid-base/K-acid', `acid-base/K-base' and `acid-base/K-water' - adapt \ox to updates in `l3fp' 2014/01/09 - version 4.2e - step bundle version due to changes in `ghsystem' 2014/01/24 - version 4.3 - \NewChemIUPAC, \LetChemIUPAC - \NewChemParticle - \NewChemNMR - \NewChemPhase - \NewChemReaction, \RenewChemReaction - \NewChemState - added macro names with more meaningfule names to each of the one-letter name commands - changed behaviour of \DeclareChem to match \DeclareRobustCommand, i.e., no check if command is defined; added a \NewChem variant to each that /does/ check; use \NewChem instead of \DeclareChem for definitions - new iupac command \dento - new option choice `nmr/pos=super' - bug fix in appearance of coupling nuclei - new possibilities for formatting the output of the NMR coupling constants output with \J: `coupling-pos=side/sub', `coupling-nuclei-pre', coupling-nuclei-post', `coupling-bonds-pre', coupling-bonds-post', `coupling-symbol' - internal changes to the greek letter mapping selection mechanism - deprecate package option `strict' - deprecate package option `cmversion': also all backwards compatibility for version 1 has been dropped - drop command \mhName 2014/01/29 - version 4.4 - bug fix in the display of the coupling constant - bug fix in phase definitions (need to adapt to changes in `translations' - new option `nmr/atom-number-cs' - new option `nmr/coupling-pos-cs' 2014/04/08 - version 4.5 - new option `acid-base/subscript' - added Dutch translations 2014/06/30 - version 4.5a - adapt to deprecated expl3 functions 2014/08/08 - version 4.6 - from bundle to packages: packages `chemformula', `ghsystem' and `chemgreek' no longer belong to the bundle but now are packages of their own. 2015/02/08 - version 4.7 - fix \iupac so active letters like | still work inside other macros (\section, ...) - Change the default subscripts of the equilibrium constants to match the usage in the IUPAC Green Book - allow \NewChemPhase and friends after \begin{document} - new optional argument to phase commands - new options `nmr/method' and `nmr/connector' 2015/09/11 - version 5.0 - the former chemmacros.sty is now chemmacros4.sty and can be loaded through the `compatibility' option - chemmacros is now organized in separate modules which either are preloaded or can be loaded by the user with \usechemmodule - various changes, see http://www.mychemistry.eu/2015/06/chemmacros-development/ and the manual section 3.4. Upgrading from version < 5.0 for details 2015/09/23 - version 5.1 - add option `method' to `chemformula' module - make module `scheme' compatible with `floatrow' - add module hooks `before' and `after' 2015/10/14 - version 5.2 - warn if compatibility version requested is higher than the current version number - enable to specify a minimal compatibility version for a module - add info message to `all' module - add values `newest' and `latest' to the compatibility option - check for mhchem and chemformula and choose the formula method accordingly - fixes in the module hook mechanism - fix in \chemmacros_if_module_loaded:n - new internal module `errorcheck' 2016/01/13 - version 5.3 - removed options `german' and `ngerman' (lang) - remove deprecated pre-v5 macros (several modules) - new option `atom-number-space' (spectroscopy) - add \chemprime and ' shorthand (nomenclature) - new option `space' (particles) - TikZ decoration `wave' (tikz) 2016/01/23 - version 5.3a - compatibility with chemscheme package (scheme) - IUPAC shorthands only defined within \iupac (nomenclature) 2016/02/10 - version 5.4 - \NewChemEqConstant and family, new option `eq-constant' (acid-base) - added \ignorespacesafterend to environments (reactions) - fixed erroneous definition of \NewChemMacroset (base) - new option `explicit-zero-sign' (redox) 2016/03/08 - version 5.5 - new module `polymers' 2016/05/02 - version 5.6 - generalization of the formula method concept, new methods `chemist' and `chemfig' (chemformula) - use `tocbasic' for the list of reactions if available (reactions) - fix reaction environments to obey \thereaction (reactions) - add cleveref and fancyref support (reactions) - add cleveref and fancyref support (scheme) - \DeclareChemTranslation and \DeclareChemTranslations - moved translations from lang module to the corresponding modules they belong to 2016/05/04 - version 5.6a - fix small but annoying bugs (base and chemformula) 2016/06/07 - version 5.7 - \iupac gets an optional argument for setting options (nomenclature) - \latin always defined by chemmacros (nomenclature) - fix conflict with `achemso' (nomenclature) - allow `chemscheme'/`chemstyle' to be loaded after chemmacros (errorcheck) - translation keys get internal prefix (translations) 2016/06/08 - version 5.7a - rename functions which erroneously were assigned to the `chemformula' module - correct wrong dates in module files 2016/10/05 - version 5.7b - small improvement of the errorcheck module 2016/12/28 - version 5.7c - bug fix: typo in \chemmacros_tex_if:nnTF usage (scheme) 2017/04/17 - version 5.8 - new option `nmr-base-format' (spectroscopy) - change \hapto and \dento to follow iupacs rules according to IUPAC Red Book 2005. IR-10.2.5.2 The eta convention (p.216) and IR-9.2.4.2 The kappa convention (p.155f) (nomenclature) - fix error in \chemmacros_allow_hyphens: definition (nomenclature) - new options `cip-inner-format', `cip-outer-format' and `cip-number-format' (nomenclature) 2017/06/13 - version 5.8a - changes to compatibility test: it now works also for subreleases - change behaviour of \ChemCompatibilityTo and \ChemCompatibilityBetween in order to cope with the changed compatibility test; adapt all files reflecting those changes - change behaviour of \__chemmacros_break_point_insert:nnn so it does nothing as last token in \iupac (nomenclature) 2017/08/28 - version 5.8b - fix missing hyperref check 2018/03/02 - version 5.8c - fix bug in \chemmacros_p:n (acid/base) - smash sub- and superscripts of polymer delimiters (polymers) 2019/09/23 - version 5.8d - add some Norwegian translations (reactions, scheme) 2019/09/27 - version 5.8e - change `O{}' argument of reactions into `!O{}' (reactions) 2019/09/30 - version 5.8f - fix bug introduced in the last version 2019/11/17 - version 5.9 - correction: torr -> Torr (units) - define latin phrases on the go instead of at begin document 2020/01/16 - version 5.9a - adapt to renaming of string case changing functions 2020/02/03 - version 5.10 - define \torr as well as \Torr (units) - prefer lazy boolean evaluation - prefer the kernel commands to \chemmacros_leave_vmode: and \chemmacros_tex_if: 2020/03/07 - version 5.11 - let \chemmacros_iupac:nn think we're in the document – fixes issue #30 (nomenclature) - add option redox/format (redox) 2020/03/07 - version 5.11a - fix issue #34 (spectroscopy) - fix issue #41 (scheme) 2022/01/16 - version 6.0 - merge modules into on file - drop compatibility mode - add reactants module and welcome Sonja K. to the maintenance team - fix issue #42 - use LaTeX's new hook mechanism - get rid of scrlfile dependency - update to l3text - rename \Torr -> \torr (units) - new iupac command \normal - resolve issue #45 - adapt to siunitx 3.0, implement units that have been removed from siunitx (units) - Danish translations - new `translations' module, move all translation declarations there 2022/01/18 - version 6.0a - fix issue #46 - fix bug related to package option `modules=' 2022/02/13 - version 6.1 - extend syntax of \state command (thermodynamics) - add `reactants' module to the `errorcheck' module - fix bug in Danish translation - rename module `chemformula' > `formula' - put reactions in the `chemfig' method in between \schemestart and \schemestop (formula) - replace deprecated \Lewis with \Charge in method `chemfig' (formula) - choose the formula method if either `mhchem' or `chemformula' are loaded; choose `chemformula' if there is a conflict (formula) - use last instead of first found method for defining floats (scheme) - new option `scheme/float-method' (schemes} - new option `reactions/own-counter' (reactions) - new oprion `reactions/autoref-name' (reactions) - deprecate option `reactions/tocbasic' (reactions) - make \autoref work with reaction environments through some possibly dangerous patches (reactions) - fix support for cleveref and fancyref with reactions (reactions) - reorganization of deprecation, removal, and patching - rename `nomenclature/format' into `nomenclature/latin-format' (nomenclature) - new option `nomenclature/iupac-format' (nomenclature) - properly implement and document user modules (i.e., styles) as opposed to chemmacros' own modules; since v6 \ChemModule has a new function which is why \ChemStyle is introduced - add load-time option `stop' which can prevent modules and styles from being loaded 2022/03/05 - version 6.2 - enable giving translation keys per language (lang) - re-write translations module giving keys per language rather than vice versa - fix issue with phases/sub=true (issue #49) 2022/03/12 - version 6.2a - use LaTeX's release mechanism and provide v4 and v5 - fix small but annoying bug in the reactions module