Reaction #1605764

ord-426c3fd5915d4c1b9f5aa030a10d8f50

Reaction equation

COc1cc(C(=O)O)cc(OC)n1
2,6-Dimethoxy-isonicotinic acid
COC(=O)[C@H](N)CC(C)C
D-leucine methyl ester
COC(=O)[C@@H](CC(C)C)NC(=O)c1cc(OC)nc(OC)c1
(R)-methyl 2-(2,6-dimethoxyisonicotinamido)-4-methylpentanoate

Conditions

Detailed conditions
See reaction.notes.procedure_details.

Procedure

Prepared in a similar manner to example 4 using 2,6-Dimethoxy-isonicotinic acid and D-leucine methyl ester. 1H NMR (500 MHz, CDCl3): δ 0.92 (d, 3H, J=7.27 Hz), 0.93 (d, 3H, J=7.26 Hz), 1.41-1.58 (m, 8H), 3.95 (s, 3H), 4.08 (s, 3H), 4.15 (m, 1H), 6.43 (d, 1H, J=8.32 Hz), 7.47 (m, broad, 1H), 8.41 (d, 1H, J=8.34 Hz). MS (M+H; 311).

Source

DOI: 10.6084/m9.figshare.5104873.v1Patent: US09072313B2uspto-grants-2015_07