IUPAC Name of C₇H₁₆ | 3-methylhexane
What is the IUPAC name of C₇H₁₆?
The IUPAC name of C₇H₁₆ is 3-methylhexane. It is a alkane with a 6-carbon parent chain (hexane) with a methyl at position 3 substituent.
| Formula | C₇H₁₆ |
| IUPAC Name | 3-methylhexane |
| Compound Class | Alkane |
| Parent Chain | hexane (6 carbons) |
| Substituents | methyl at C3 |
| Difficulty | Intermediate |
Step 1: Identify the Parent Chain
The longest continuous carbon chain in C₇H₁₆ contains 6 carbon atoms, giving the parent name hexane.
Step 2: Number and Name Substituents
Number the parent chain so that substituents receive the lowest possible locants. 3-methylhexane has one substituent:
- methyl at carbon 3
Step 3: Assemble the IUPAC Name
Combine the substituent locants and names (in alphabetical order) as prefixes to the parent chain name. If two or more identical substituents are present, use the multiplying prefixes di-, tri-, tetra-, etc. The complete IUPAC name is 3-methylhexane.
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