Allyl bromide → 3-Allyloxy-4-methoxybenzaldehyde

HRID 2264482Notes

Reaction equation

HRID 2264482 reaction equation
C(O[C:4]1[CH:5]=C(C=C[C:11]=1C)C=O)C.[OH:13][C:14]1[CH:15]=[C:16]([CH:19]=[CH:20][C:21]=1[O:22][CH3:23])[CH:17]=[O:18].C(Br)C=C.C([O-])([O-])=O.[K+].[K+]>CN(C=O)C>[CH2:5]([O:13][C:14]1[CH:15]=[C:16]([CH:19]=[CH:20][C:21]=1[O:22][CH3:23])[CH:17]=[O:18])[CH:4]=[CH2:11]

Participants

6

Reactant 4

HCID 7841Allyl bromideHCID 11430Potassium CarbonateHCID 12127IsovanillinHCID 252420583-Ethoxy-4-methylbenzaldehyde2×

Product 1

HCID 5341483-Allyloxy-4-methoxybenzaldehyde

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

The title compound was prepared analogously to 3-ethoxy-4-methyl-benzaldehyde (intermediate D2) by reaction of 3-hydroxy-4-methoxy-benzaldehyde with allylbromide in DMF using K2CO3 as base (see also A. W. White, R. Almassy, A. H. Calvert, N. J. Curtin, R. J. Griffin, Z. Hostomsky, K. Maegley, D. R. Newell, S. Srinivasan and B. T. Golding J. Med. Chem. 2000, 43, 4084-4097).

Sources & evidence

ORD record
ord-90c779b220b34c82a34b000414ed7864
Source dataset
uspto-grants-2010_12
Patent number
US07855194B2

Reaction notes

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