4. Alkanes and Cycloalkanes

Write structural formulas for the following compounds (includes both old- and new-style names).

(d) cyclohexylacetylene

(e) 5-methyl-3-octyne

(f) trans-3,5-dibromocyclodecyne

Write structural formulas for the following compounds (includes both old- and new-style names).

(a) 2-octyne

(b) ethylisopentylacetylene

(c) ethynylbenzene

What is the correct IUPAC name for the compound with the structure ${\mathrm{CH}}_3\mathrm{CH}\left({\mathrm{CH}}_3\right)\mathrm{CHBrCH}{2}_{}\mathrm{COOH}$?

Which of the following compounds is a terminal alkene?

Draw the structures and name the four constitutional isomers with molecular formula C₄H₉Br.

Given the following structure: $\mathrm{CH}$₃-CH₂-CH=CH-CH₂-CH₂-CH₃, what is the correct IUPAC name for this molecule?

Which of the following is the correct IUPAC name for a compound with a seven-carbon chain, a double bond between carbons $3$ and $4$, a bromo substituent at carbon $2$, a methyl group at carbon $3$, and a hydroxyl group at carbon $3$?

Which of the following is the correct IUPAC name for a compound with a seven-carbon chain, double bond between carbons $2$ and $3$, and methyl groups at carbons $2$ and $3$, with the $\left(R\right)$ configuration at carbon $2$?

What is each compound's systematic name?

d.

Using IUPAC rules, name the following molecules.

(g)

Draw and label the E and Z isomers for each of the following:

c.

Which of the following molecules is propyne?

What is each compound's systematic name?

c.

d.

Which of the following is the correct IUPAC name for a compound with a five-carbon chain containing a triple bond at carbon $1$, an isopropyl group at carbon $3$, a methoxy group and a methyl group both at carbon $4$, and the $\left(R\right)$ configuration at the stereocenter?

Which of the following lists contains the correct IUPAC systematic names for the three alkenes: ${\mathrm{CH}}_2={\mathrm{CH}}_2$, ${\mathrm{CH}}_3\mathrm{CH}={\mathrm{CH}}_2$, and ${\mathrm{CH}}_3\mathrm{CH}={\mathrm{CH}}_3$?