Chapter 11.1, Problem 1P

Neopheliosyne B is a novel acetylenic fatty acid isolated from a New Caledonian marine sponge. (a) Label the most acidic H atom. (b) Which carbon-carbon $\text{σ}$ bond is shortest? (c) How many degrees of unsatuartion does nepheliosyne B contain? (d) How many bonds are formed from ${\text{C}}_{sp}-{\text{C}}_{s{p}^3}$ ? (e) Label each triple bond as internal or terminal.