Acetic Anhydride → HCID 57563064, compound

HRID 1726193Notes

Reaction equation

HRID 1726193 reaction equation
[C:1]([C:3]1[CH:4]=[C:5]([CH:36]=[CH:37][CH:38]=1)[CH2:6][N:7]([C:29]1[CH:34]=[CH:33][C:32]([OH:35])=[CH:31][CH:30]=1)[CH:8]1[CH2:13][CH2:12][N:11]([CH:14]([CH3:28])[CH2:15][CH2:16][NH:17][C:18]([C:20]2[C:21]([CH3:27])=[N:22][CH:23]=[N:24][C:25]=2[CH3:26])=[O:19])[CH2:10][CH2:9]1)#[N:2].CCN(CC)CC.[C:46](OC(=O)C)(=[O:48])[CH3:47]>C(Cl)Cl>[C:1]([C:3]1[CH:4]=[C:5]([CH:36]=[CH:37][CH:38]=1)[CH2:6][N:7]([CH:8]1[CH2:9][CH2:10][N:11]([CH:14]([CH3:28])[CH2:15][CH2:16][NH:17][C:18]([C:20]2[C:25]([CH3:26])=[N:24][CH:23]=[N:22][C:21]=2[CH3:27])=[O:19])[CH2:12][CH2:13]1)[C:29]1[CH:34]=[CH:33][C:32]([O:35][C:46](=[O:48])[CH3:47])=[CH:31][CH:30]=1)#[N:2]

Participants

5

Reactant 3

HCID 7918Acetic AnhydrideHCID 8471TriethylamineHCID 86602131HCID 86602131, compound

Product 1

HCID 57563064HCID 57563064, compoundYield 89.1%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

To a solution of the above phenol (45 mg, 0.087 mmol) in CH2Cl2 (2 mL) were added Et3N (0.04 mL, 0.29 mmol) followed by acetic anhydride (0.02 mL, 0.21 mmol) and the mixture was stirred at room temperature overnight to afford COMPOUND 138 as a white solid (43 mg, 80%) following work-up and purification. 1H NMR (CDCl3) δ 0.82-1.12 (m, 5H), 1.54-1.58 (m, 1H), 1.76-1.79 (m, 3H), 2.18 (t, 1H, J=11.7 Hz), 2.25 (s, 3H), 2.51 (s, 6H), 2.57 (t, 1H, J=10.5 Hz), 2.74-2.86 (m, 3H), 3.30-3.36 (m, 1H), 3.56-3.62 (m, 1H), 3.82-3.87 (m, 1H), 3.89 (s, 2H), 6.53 (d, 2H, J=8.1 Hz), 6.87 (d, 2H, J=8.4 Hz), 7.41-7.46 (m, 1H), 7.52-7.55 (m, 3H), 8.60 (br s, 1H), 8.86 (s, 1H). 13C NMR (CDCl3) δ 12.37, 20.06, 20.93, 28.06, 29.26, 29.75, 38.92, 42.58, 47.57, 50.96, 55.43, 59.14, 111.59, 113.16, 117.91, 121.16, 128.32, 128.89, 129.64, 129.83, 129.94, 140.71, 141.26, 145.13, 156.53, 162.07, 165.32, 169.07. ES-MS m/z 555 (M+H). Anal. Calcd. for C32H38N6O3.0.8CH2Cl2: C, 63.27; H, 6.41; N, 13.50. Found. C; 63.46; H, 6.39; N, 13.29.

Sources & evidence

ORD record
ord-7fa55ab4f6454534bccc03369c5fc624
Source dataset
uspto-grants-2009_02
Patent number
US07491735B2

Reaction notes

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