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The correct IUPAC name of the compound s...

The correct `IUPAC` name of the compound shown below

A

spiro`[4,3]` octane

B

spiro `[3,4]` octane

C

spiro `[4,5]` octane

D

cyclobutyl cyclopentane

Text Solution

Verified by Experts

The correct Answer is:
b
If only one carbon is common between two rings, compound comes in spirane family.
The name here has prefix spiro followed by number of carbons in two rings `(` excluding common carbon `).`

Numbering start from smaller ring. Hence, name is spiro `[3,4]` octane.
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Knowledge Check

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