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The EI Mass Spectrum and Structure Shown Below Is for Phentermine

question 15

Multiple Choice

The EI mass spectrum and structure shown below is for phentermine, a compound related to methamphetamine.
The EI mass spectrum and structure shown below is for phentermine, a compound related to methamphetamine.   Which m/z peak is the molecular ion M+? A)  144 B)  There is no molecular ion in this spectrum C)  147 D)  58 E)  none of the above Which m/z peak is the molecular ion M+?


Definitions:

Pure Discount Debt

A type of debt instrument that is issued at a discount to its face value, pays no interest, and is redeemed at its full face value at maturity.

Risk-free Rate

The theoretical rate of return of an investment with zero risk, typically associated with government bonds.

Call Provision

Agreement giving the corporation the option to repurchase the bond at a specified price before maturity.

Bond Indenture

A legal contract detailing the terms and conditions under which bonds are issued, including the interest rate, maturity date, and other conditions.

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