tert-butyl (3R,4R)-1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamate → trans-(+/-)-Tert-butyl 1-(3-(3-amino-6-bromo-5-fluoropicolinamido)pyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-yl-carbamate

HRID 69932Notes

Reaction equation

HRID 69932 reaction equation
[NH2:1][C:2]1[CH:3]=[N:4][CH:5]=[CH:6][C:7]=1[N:8]1[CH2:13][CH2:12][C@@H:11]([O:14][Si:15]([C:18]([CH3:21])([CH3:20])[CH3:19])([CH3:17])[CH3:16])[C@H:10]([NH:22][C:23](=[O:29])[O:24][C:25]([CH3:28])([CH3:27])[CH3:26])[CH2:9]1.[NH2:30][C:31]1[C:32]([C:39](O)=[O:40])=[N:33][C:34]([Br:38])=[C:35]([F:37])[CH:36]=1>>[NH2:30][C:31]1[C:32]([C:39]([NH:1][C:2]2[CH:3]=[N:4][CH:5]=[CH:6][C:7]=2[N:8]2[CH2:13][CH2:12][C@@H:11]([O:14][Si:15]([C:18]([CH3:21])([CH3:20])[CH3:19])([CH3:17])[CH3:16])[C@H:10]([NH:22][C:23](=[O:29])[O:24][C:25]([CH3:28])([CH3:27])[CH3:26])[CH2:9]2)=[O:40])=[N:33][C:34]([Br:38])=[C:35]([F:37])[CH:36]=1

Participants

3

Reactant 2

HCID 58386806tert-butyl (3R,4R)-1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamateHCID 726988793-Amino-6-bromo-5-fluoropicolinic acid

Product 1

HCID 88862446trans-(+/-)-Tert-butyl 1-(3-(3-amino-6-bromo-5-fluoropicolinamido)pyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-yl-carbamate

Procedure

Following Method 11 of Example 305, trans-(+/−)-tert-butyl 1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamate and 3-amino-6-bromo-5-fluoropicolinic acid was reacted yielding trans-(+/−)-tert-butyl 1-(3-(3-amino-6-bromo-5-fluoropicolinamido)pyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-yl-carbamate. LCMS (m/z): 641.2 (MH+); LC Rt=4.47 min.

Workup

  1. customwas reacted

Sources & evidence

ORD record
ord-61924b9c3bb543cd9b2854f6d7c8f94d
Source dataset
uspto-grants-2014_09
Patent number
US08822497B2

Reaction notes

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