Notes

Examples of Nomenclature’s Alkynes…

Examples of Nomenclature’s Alkynes:
(i) HC≡CH: Ethyne (2 carbons, no substituents)
(ii) CH3C≡CH: Propyne (3 carbons, no substituents)
(iii) CH3CH2C≡CH: But-1-yne (4 carbons, triple bond at the first carbon)
(iv) CH3C≡CCH2CH3: But-2-yne (4 carbons, triple bond at the second carbon).