[texhax] Hyphenation of "2,5-dimethylfuran" and its ilk

[Uwe Lueck]

John Simmie 15 May 2014 14:50:

> The ordinary command \hyphenation{} in a LaTeX document works well
> but only for letters.  Extdash.sty covers those cases where the text
> contains a hyphen naturally as in “Twisletown-MacSwiddelpipes”
> But how can globally hyphenate chemical names which can contain both
> digits (these can also be primed) & hyphens ?
> eg 5-methyl-2(3H)-furanone, 4,​4'-​oxybis[benzenamine, etc

What is wrong with 5\=/methyl-2(3H)\=/furanone under extdash.sty?

Curious,

  Uwe Lück.