Question

Draw the structure for the following compound - 1. 4-ethyl-3,3-dimethyl heptane 2. 2,3,5-trimethyl-4-propyl heptane

Answer 1

Explanation:

Structure in the attachment

Additional information :-

Full form of IUPAC :-

• International union of pure and applied chemistry.

The number of carbon atoms in a hydrocarbon is indicated by using the following stems :

• For 1 carbon it is indicated by Meth
• For 2 carbon it is indicated by Eth
• For 3 carbon it is indicated by prop
• For 4 carbon it is indicated by but
• For 5 carbon it is indicated by pent
• A saturated hydrocarbon containing single bonds is indicated by - ane.
• An unsaturated hydrocarbon containing double bonds is indicated by - ene.
• An unsaturated hydrocarbon containing triple bonds is indicated by - yne.

Answer 2

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• Molecular formula of 4-ethyl-3,3-dimethyl heptane is $\sf C_{11} \sf H_{24}$

• Molecular formula of 2,3,5-trimethyl-4-propyl heptane is $\sf C_{13} \sf H_{28}$

$\bold{\underline{\underline{\sf{\purple{\dag \; Some\; Additional\; Information:}}}}}$

• Full form of IUPAC is International Union of Pure and Applied Chemistry.

☯ The number of carbon atom in hydrocarbon is indicated by:-

• Meth is indicated for 1 carbon.
• Eth is indicated for 2 carbon.
• Prop is indicated for 3 carbon.
• But is indicated for 4 carbon.
• Pent is indicated for 5 carbon.
• Hex is indicated for 6 carbon.

• Any hydrocarbon which contains single bonds b/w carbon - carbon atoms are saturated and indicated by -ane.
• Any hydrocarbon which contains doble or triple bonds b/w carbon - carbon atoms are unsaturated and indicated by -ene for double bond and -yne for triple bond.

$\rule{200}{2}$