[On the knowledge of acetylenecarboxylic acids. 14. alpha-Pyrone from 3-hydroxy-4-alkynoic acid esters].
D000114:Acetylene / Q000031:analogs & derivatives; D000143:Acids; D004952:Esters; D011714:Pyrans / Q000737:chemistry*; D011753:Pyrones
D000143:Acids; D004952:Esters; D011714:Pyrans; D011753:Pyrones; D000114:Acetylene
ACETYLENE/related compounds; PYRANS/chemistry