2,4-Difluorophenylboronic acid → HCID 23630068, compound

HRID 2375624Notes

Reaction equation

HRID 2375624 reaction equation
[NH2:1][C:2]1[C:11]2[C:6](=[C:7](Br)[CH:8]=[CH:9][CH:10]=2)[N:5]=[N:4][C:3]=1[C:13]([NH:15][CH2:16][CH2:17][CH3:18])=[O:14].[F:19][C:20]1[CH:25]=[C:24]([F:26])[CH:23]=[CH:22][C:21]=1B(O)O>>[NH2:1][C:2]1[C:11]2[C:6](=[C:7]([C:23]3[CH:22]=[CH:21][C:20]([F:19])=[CH:25][C:24]=3[F:26])[CH:8]=[CH:9][CH:10]=2)[N:5]=[N:4][C:3]=1[C:13]([NH:15][CH2:16][CH2:17][CH3:18])=[O:14]

Participants

3

Reactant 2

HCID 27343342,4-Difluorophenylboronic acidHCID 140123264-Amino-8-bromo-N-propylcinnoline-3-carboxamide

Product 1

HCID 23630068HCID 23630068, compoundYield 92.3%

Procedure

Using method A, 4-amino-8-bromo-N-propyl-cinnoline-3-carboxamide (100 mg, 0.33 mmol) and 2,4-difluorophenyl boronic acid (202 mg, 1.28 mmol) were reacted to afford the title compound (101 mg, 92.3% yield) as a pale-yellow solid. 1H NMR (300 MHz, CDCl3) δ 8.55 (br, 1H), 7.92 (dd, J=8.0 Hz, J′=1.7 Hz, 1H), 7.70-7.80 (m, 2H), 7.49 (m, 1H), 6.90-7.05 (m, 2H), 3.46 (q, J=6.7 Hz, 2H), 1.66 (m, J=7.3 Hz, 2H), 1.00 (t, J=7.4 Hz, 3H) MS APCI, m/z=343 (M+H) HPLC 1.84 min.

Workup

  1. customwere reacted

Sources & evidence

ORD record
ord-2713c36096cc4e94ae454865aeaf333b
Source dataset
uspto-grants-2008_12
Patent number
US07465795B2

Reaction notes

Loading…