CH3N(1)N(2)N(3)
 

 








Nitrogen


Nuclear Quadrupole Coupling Constants


in Methyl Azide


 







 
 
   







Table 1.  Nitrogen nqcc's in CH314N14N15N (MHz).  Calculation was made on the rs/ro structure of Heineking and Gerry [1].
   










Calc.
Expt. [1]
   





14N(1) Xaa 4.599 4.744(4)
Xbb - 1.402 - 1.354(2)
Xcc - 3.197 - 3.390
|Xab| 0.698
 
RMS 0.142 (4.5 %)
RSD 0.030 (1.3 %)
 
14N(2) Xaa - 0.918 - 0.950(5)
Xbb 0.666 0.768(3)
Xcc 0.252 0.182
|Xab| 0.122
 
RMS 0.074 (12 %)
RSD 0.030 (1.3 %)
 
 
 
   







Table 2.  Nitrogen nqcc's in CH315N14N14N (MHz).  Calculation was made on the rs/ro structure of Heineking and Gerry [1].
   










Calc.
Expt. [1]
   





14N(2) Xaa - 0.918 - 0.950(5)
Xbb 0.666 0.769(3)
Xcc 0.252 0.181
|Xab| 0.119
 
RMS 0.074 (12 %)
RSD 0.030 (1.3 %)
 
14N(3) Xaa - 0.461 - 0.585(8)
Xbb 2.333 2.259(4)
Xcc - 1.872 - 1.674
|Xab| 1.222
 
RMS 0.141 (9.4 %)
RSD 0.030 (1.3 %)
 
 
 
Table 3. Molecular structure parameters, rs/ro [1] (Å and degrees).  H' lies in symmetry plane of the molecule.
 
CN(1) 1.483
N(1)N(2) 1.231
N(2)N(3) 1.137
CH 1.079
CNN 113.85
NNN 173.1
NCH' 109
NCH 112
 
 
[1] N.Heineking and M.C.L.Gerry, Z.Naturforsch. 44a,669(1989).
 
Related ...
D.P.Chong, Chem.Phys.Lett. 175,525(1990).

 








 








HNNN
 

 








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Molecules/Nitrogen
 

 













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Last Modified 20 May 2003