N-(3-(4-Bromophenyl)-3-hydroxy-2,2,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-3,3-dimethylbutanamide → N-(3-(4-Bromophenyl)-2,2,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-3,3-dimethylbutanamide

HRID 1787359Notes

Reaction equation

HRID 1787359 reaction equation
[Br:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2(O)[C:12]3[CH:13]=[C:14]([NH:19][C:20](=[O:26])[CH2:21][C:22]([CH3:25])([CH3:24])[CH3:23])[C:15]([CH3:18])=[C:16]([CH3:17])[C:11]=3[O:10][C:9]2([CH3:28])[CH3:27])=[CH:4][CH:3]=1>C(OCC)(=O)C.CCCCCC>[Br:1][C:2]1[CH:3]=[CH:4][C:5]([CH:8]2[C:12]3[CH:13]=[C:14]([NH:19][C:20](=[O:26])[CH2:21][C:22]([CH3:24])([CH3:23])[CH3:25])[C:15]([CH3:18])=[C:16]([CH3:17])[C:11]=3[O:10][C:9]2([CH3:28])[CH3:27])=[CH:6][CH:7]=1

Participants

3

Reactant 1

HCID 23113993N-(3-(4-Bromophenyl)-3-hydroxy-2,2,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-3,3-dimethylbutanamide

Product 1

HCID 23113944N-(3-(4-Bromophenyl)-2,2,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-3,3-dimethylbutanamideYield 88%

Reagents, catalysts & solvents 1

HCID 21226206Ethyl acetate hexaneSolvent

Procedure

Using N-(3-(4-bromophenyl)-3-hydroxy-2,2,6,7-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-3,3-dimethylbutanamide obtained in Example 254, the title compound was synthesized in the same manner as in Example 271. Yield: 88%. Melting point: 171-172° C. (ethyl acetate-hexane).

Sources & evidence

ORD record
ord-6e1cfc9769544739abc8f4574e85c4e3
Source dataset
uspto-grants-2009_03
Patent number
US07507841B2

Reaction notes

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