Table 1.
water | amide | intermediate exchanging amine | fast exchanging amine | NOE(−3.5) | Semi-solid | |
---|---|---|---|---|---|---|
f | 1 | 0.001,0.0015, 0.002 | 0.0005 | 0.0025, 0.005, 0.0075 | 0.005 | 0.06,0.09, 0.12 |
K (s−1) | - | 30, 50, 70 | 500 | 3000, 5000, 7000 | 25 | 15, 25, 35 |
T1 (s) | 1, 1.5, 2 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
T2 (ms) | 40, 60, 80 | 2 | 15 | 15 | 1 | 0.015 |
δω (ppm) | 0 | 3.5 | 2 | 3 | −3.5 | −2.3a |
Ref (68)