Furan-3-boronic acid → HCID 25234756, compound

HRID 1930279Notes

Reaction equation

[O:1]=[C:2]1[NH:7][C:6](=[O:8])[CH:5]=[CH:4][N:3]1[C:9]1[CH:10]=[C:11](C2OC=CC=2)[C:12]([O:30][CH3:31])=[C:13]([C:15]2[CH:23]=[C:22]3[C:18]([C:19]([CH2:24][NH:25][S:26]([CH3:29])(=[O:28])=[O:27])=[CH:20][CH2:21]3)=[CH:17][CH:16]=2)[CH:14]=1.[O:37]1[CH:41]=[CH:40][C:39](B(O)O)=[CH:38]1>>[O:1]=[C:2]1[NH:7][C:6](=[O:8])[CH:5]=[CH:4][N:3]1[C:9]1[CH:10]=[C:11]([C:39]2[CH:40]=[CH:41][O:37][CH:38]=2)[C:12]([O:30][CH3:31])=[C:13]([C:15]2[CH:23]=[C:22]3[C:18]([C:19]([CH2:24][NH:25][S:26]([CH3:29])(=[O:28])=[O:27])=[CH:20][CH2:21]3)=[CH:17][CH:16]=2)[CH:14]=1

Participants

Reactant 2

HCID 2734358Furan-3-boronic acid

HCID 25234757HCID 25234757, compound

Product 1

HCID 25234756HCID 25234756, compoundYield 45%

Procedure

The product from Example 63, Part A (25.9 mg, 0.050 mmol) was reacted with furan-3-yl boronic acid (7.2 mg, 0.064 mmol) as described in Example 63, Part B to give the title compound as an off-white solid (10.6 mg, 45%). 1H NMR (300 MHz, DMSO-d6) δ 11.46 (s, 1H) 7.84 (d, J=8.09 Hz, 1H) 7.80 (t, J=1.84 Hz, 1H) 7.68-7.75 (m, 2H) 7.54-7.64 (m, 2H) 7.50 (t, J=6.07 Hz, 1H) 7.35 (d, J=2.57 Hz, 1H) 7.08 (d, J=1.47 Hz, 1H) 6.57 (s, 1H) 5.68 (d, J=8.09 Hz, 1H) 3.47 (s, 2H) 3.30 (s, 3H) 2.96 (s, 3H).

Sources & evidence

ORD record: ord-915347fe9db64bce810dec2a267bda27
Source dataset: uspto-grants-2012_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08188104B2

Reaction notes

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