C([O:3][C:4]([C:6]1([C:10]#[N:11])[CH2:9][CH2:8][CH2:7]1)=[O:5])C.[OH-].[Na+]>CO>[C:10]([C:6]1([C:4]([OH:5])=[O:3])[CH2:9][CH2:8][CH2:7]1)#[N:11]20 g (0.131 mol) of 1-cyano-1-cyclobutanecarboxylic acid ethyl ester are dissolved in 60 ml of methanol and saponified with 40 ml of 4 N NaOH for about 12 hours at 23° C.
Wird geladen…