I have come across this notation in a question I am trying to answer and am unsure of what exactly it means, can anyone clarify what this represents?
$\begingroup$
$\endgroup$
-
4$\begingroup$ That there are two such groups... $\endgroup$ – Mithoron Dec 3 '15 at 23:56
-
$\begingroup$ Why not mention name and author of this book? $\endgroup$ – mykhal Oct 16 '18 at 10:11
$\begingroup$
$\endgroup$
That ‘curve’ is a bracket, and the whole thing is a shorthand notation for ‘two of the same group’.
Thus, the molecule could be termed bis-(3-methylbut-2-yl)borane.
-
$\begingroup$ The trivial or common name is disiamylborane, with the di- confirming the above, that there are two alkyl groups attached to the BH. $\endgroup$ – Beerhunter Dec 5 '15 at 10:34
