HINTS for PROBLEM #5

• Find the molecular weight from molecular ion in the mass spectrum
• What is the significance of the two peaks at 122 and 124 m/z in the MS ?
• What functional groups are present from the IR ?
• How many types of C in the C nmr ?
• How many H in the H nmr (look at the integration) ?
• Use the above to get the molecular formula (make sure it matches the MW)
• What hydrocarbon chain does the H-nmr indicate ?