
12-mukut-4

12-crown-4, jise 1,4,7,10-tetroxyclododecan aur lithium ionfore v bhee kahaa jaataa haye, sootra c8h16o4 key saath ack crown eather haye. yeh ethylene oxide kaa ack chakreeya tetramer haye joe lithium catayan key liye vishisht haye.
sanshleshan.
12-crown-4 koo ack sanshodhit williamson eather sanshleshan kaa upayog karke sanshleshit kiya jaa sakata haye, jisamen lyclo 4 koo ack templating catayan key roop mein upayog kiya jaa sakata haih
yeh gaisiya boran trifluoride kii upasthiti mein ethylene oxide key chakreeya oligomerization seey bhee banata haye.
sampattiyan.
anya mukut eetharon kii tarah, kshaariya dhaatu key katayan key saath 12-mukut-4 parisar. 1.2-1.5 Â kaa guha vyaas ise lithium catayan (ionic vyaas 1.36 Â) kii or ack uchch chayanaatmaktaa detaa haye.
iska bindu samooh aiss4 haye. 12-crown-4 kaa dvidhruviya kshan vilaayak aur tapman key saath bhinn hotaa haye. 25 degree celsius parr, 12-crown-4 kaa dvidhruviya kshan cyclohexane mein 2.33 ± 0.003 dee aur benzene mein 2.46 ± 0.01 dee key roop mein nirdhaarit kiya gayaa thaa.

