AUTHOR OF THIS BLOG

DR ANTHONY MELVIN CRASTO, WORLDDRUGTRACKER
Oct 162017
 

STR1 STR2 str3 str4

Diethyl Isosorbide (DEI): []D 20 +95.9 (c 1, in MeOH);

1H NMR (400 MHz; CDCl3; Me4Si):  4.63 (t, J = 4.2 Hz, 1H, H-4), 4.51 (d, J = 4.1 Hz, 1H, H-3), 4.06–3.90 (m, 5H, H- 1, H-2, H-5, H-6), 3.80–3.69 (m, 1H, CH2-OC-5), 3.63–3.49 (m, 4H, H-6, CH2-OC-5, CH2- OC-2), 1.23 ppm (dt, J = 17.8, 7.0 Hz, 6H, CH3CH2O-C-2, CH3CH2O-C-5);

13C NMR (101 MHz; CDCl3; Me4Si):  86.57 (C-3), 84.45 (C-2), 80.36 (C-5), 80.27 (C-4), 73.64 (C-1), 69.81 (C-6), 66.28 (CH2-O-C-5), 65.24 (CH2-O-C-2), 15.49 ppm (CH3-CH2OC-5), 15.44 (CH3-CH2OC-2);

MS (70 eV): m/z 202 (M+ , 6%), 157 (1), 113 (17), 89 (33), 69 (100), 57 (11), 44 (39).

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