1-Cyclohexenylboronic acid → 5-Amino-N-(5-(4-(Aminomethyl)Piperidin-1-Yl)-1-Methyl-1H-Pyrazol-4-yl)-2-cyclohexenylthiazole-4-carboxamide

HRID 1185339Notes

Reaction equation

C(OC([NH:8][CH2:9][CH:10]1[CH2:15][CH2:14][N:13]([C:16]2[N:20]([CH3:21])[N:19]=[CH:18][C:17]=2[NH:22][C:23]([C:25]2[N:26]=[C:27](Br)[S:28][C:29]=2[NH:30]C(=O)OC(C)(C)C)=[O:24])[CH2:12][CH2:11]1)=O)CCC.[C:39]1(B(O)O)[CH2:44][CH2:43][CH2:42][CH2:41][CH:40]=1>>[NH2:30][C:29]1[S:28][C:27]([C:39]2[CH2:44][CH2:43][CH2:42][CH2:41][CH:40]=2)=[N:26][C:25]=1[C:23]([NH:22][C:17]1[CH:18]=[N:19][N:20]([CH3:21])[C:16]=1[N:13]1[CH2:12][CH2:11][CH:10]([CH2:9][NH2:8])[CH2:15][CH2:14]1)=[O:24]

Participants

Reactant 2

HCID 38629021-Cyclohexenylboronic acid

HCID 58464898tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate

Product 1

HCID 584648005-Amino-N-(5-(4-(Aminomethyl)Piperidin-1-Yl)-1-Methyl-1H-Pyrazol-4-yl)-2-cyclohexenylthiazole-4-carboxamideYield 26%

Procedure

Following Example 278, Suzuki coupling of tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate and cyclohex-1-ene-1-boronic acid gave 265 as a pale brown solid (21 mg, 26% over two steps). 1H NMR (400 MHz, d6-DMSO) δ 8.61 (s, 1H), 7.43 (s, 1H), 7.26 (s, 2H), 6.25 (s br, 1H), 3.64 (s, 3H), 3.07-2.94 (m, 4H), 2.47 (d, J=6.1 Hz, 4H), 2.19 (s, 2H), 1.77 (d, J=12.2 Hz, 2H), 1.73-1.58 (m, 4H), 1.34-1.14 (m, 3H). Alkyl NH2 not seen. LCMS (ES+) m/z 416 (M+1)

Sources & evidence

ORD record: ord-1635ac8cef4e4305af382a84ec1b3926
Source dataset: uspto-grants-2014_03
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08669361B2

Reaction notes

Loading…