IUPAC Name of C₃H₇Br | 2-bromopropane

What is the IUPAC name of C₃H₇Br?

The IUPAC name of C₃H₇Br is 2-bromopropane. It is a halide with a 3-carbon parent chain (propane) with a bromo at position 2 substituent.

FormulaC₃H₇Br
IUPAC Name2-bromopropane
Compound ClassHalide
Parent Chainpropane (3 carbons)
Substituentsbromo at C2
DifficultyIntermediate

Step 1: Identify the Parent Chain

The longest continuous carbon chain in C₃H₇Br contains 3 carbon atoms, giving the parent name propane. The parent chain is numbered to give the halogen substituent the lowest possible locant.

Step 2: Number and Name Substituents

Number the parent chain so that substituents receive the lowest possible locants. 2-bromopropane has one substituent:

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 2-bromopropane.

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