Q26E - Organic Chemistry (Mcmurry)

Question

Give IUPAC names for the following compounds:

Step-by-Step Solution

Answer

The IUPAC names of the given compounds are stated below

1. 2,2-dimethylhex-3-yne
2. Oct-2,5-diyne
3. 2,5-dimethylhept-3-yne-5-ene
4. 3,3-dimethylhex-1,3-diyne
5. Hex-2,3-diene-1-yne
6. 3,6-diethyl-2-methyl-Oct-4-yne

Step 1: Definition of IUPAC nomenclature

A standard rules had been defined by IUPAC for the naming of organic compounds.

Given below is a general procedure for write names in organic chemistry

Prefix-2 (substituents) + prefix-1(cyclo) + number of carbon + suffix–1 (ane/ene/yne) + suffix -2 (functional groups)

Step 2: Name of the given organic compound in part (a)

As according to the general rule mentioned above the name of organic compound -  2,2-dimethylhex-3-yne

Step 3: Name of the given organic compound in part (b)

As according to the general rule mentioned above the name of organic compound -  Oct-2,5-diyne

Step 4: Name of the given organic compound in part (c)

As according to the general rule mentioned above the name of organic compound -  2,5-dimethylhept-3-yne-5-ene

Step 5: Name of the given organic compound in part (d)

As according to the general rule mentioned above the name of organic compound -  3,3-dimethylhex-1,3-diyne

Step 6: Name of the given organic compound in part (e)

As according to the general rule mentioned above the name of organic compound -  Hex-2,3-diene-1-yne

Step 7: Name of the given organic compound in part (f)

As according to the general rule mentioned above the name of organic compound - 3,6-diethyl-2-methyl-Oct-4-yne