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match each compound to the appropriate set of IR absorption(s=strong,m=medium,w=

ID: 796575 • Letter: M

Question

match each compound to the appropriate set of IR absorption(s=strong,m=medium,w=weak)

   Dodecane   1-decene   1-hexyne  1,2-Dimethylbenzene


1- 3311(s),2961(s),2119(m)................

2-3020(s),2940(s),1606(s),1495(s),741(s).............

3-3049(w),2951(m),1642(m).........

4-2924(s),1467(m).........


match each compound to IR

   2-pentanone   1-pentanamine   Acetophenone    Phenylacetaldehyde   Butanamide   Pentanoic acid  


1- 3070(s),2978(s),2825(m),2720(m),1724(s).........

2- 3372(broad,m), 3290(broad,m), 2925(s)........

3- 3300-2500(very broad,s), 2950(s), 1711(s)........

4- 3060(s),2985(m),1695(s),1603(m),1500(w).......

5- 2964(s),1717(s)......

6- 3352(s),3170(s),2960(s),1640(s).......

Explanation / Answer

1- 3311(s),2961(s),2119(m)................1-hexyne http://orgchem.colorado.edu/Spectroscopy/irtutor/alkynesir.html


2-3020(s),2940(s),1606(s),1495(s),741(s)............1,2-Dimethylbenzene http://webbook.nist.gov/cgi/cbook.cgi?ID=C95476&Type=IR-SPEC&Index=2#IR-SPEC


3-3049(w),2951(m),1642(m).......1-decene http://webbook.nist.gov/cgi/cbook.cgi?ID=C872059&Mask=80#IR-Spec


4-2924(s),1467(m).........Dodecane http://webbook.nist.gov/cgi/cbook.cgi?ID=C112403&Mask=80


match each compound to IR

2-pentanone 1-pentanamine Acetophenone Phenylacetaldehyde Butanamide Pentanoic acid


1- 3070(s),2978(s),2825(m),2720(m),1724(s)........ Phenylacetaldehyde


2- 3372(broad,m), 3290(broad,m), 2925(s)........ Butanamide   http://webbook.nist.gov/cgi/cbook.cgi?ID=C541355&Mask=80#IR-Spec


3- 3300-2500(very broad,s), 2950(s), 1711(s)........Pentanoic acid http://orgchem.colorado.edu/Spectroscopy/irtutor/carbacidsir.html


4- 3060(s),2985(m),1695(s),1603(m),1500(w)....... 1-pentanamine


5- 2964(s),1717(s)......2-Pentanone http://webbook.nist.gov/cgi/cbook.cgi?ID=C107879&Type=IR-SPEC&Index=2#IR-SPEC


6- 3352(s),3170(s),2960(s),1640(s).......Acetophenone http://webbook.nist.gov/cgi/cbook.cgi?ID=C98862&Type=IR-SPEC&Index=3#IR-SPEC