Methanol → HCID 12900448, compound

HRID 1106269Notes

Reaction equation

HRID 1106269 reaction equation
[CH3:1][C:2]1[C:11]2[C:6](=[C:7]([CH2:13][CH:14]=[CH2:15])[C:8]([OH:12])=[CH:9][CH:10]=2)[O:5][C:4](=[O:16])[CH:3]=1.[CH3:17]O>>[CH3:1][C:2]1[C:11]2[C:6](=[C:7]([CH2:13][CH:14]=[CH2:15])[C:8]([OH:12])=[CH:9][C:10]=2[CH3:17])[O:5][C:4](=[O:16])[CH:3]=1

Participants

3

Reactant 2

HCID 887MethanolHCID 57131038-allyl-7-hydroxy-4-methyl-chromen-2-one

Product 1

HCID 12900448HCID 12900448, compound

Procedure

In a manner analogous to example 23, from 4-methyl-7-hydroxy-8-allylcoumarin (XII) 4-methylangelicin (XXIX; m.p. 194°-5° C. (from MeOH)) was obtained: ##STR32## and from 4,5-dimethyl-7-hydroxy-8-allylcoumarin (XIV) the 4,5-dimethylangelicin (XXX; m.p. 211°-2° (MeOH)) was obtained: ##STR33##

Sources & evidence

ORD record
ord-351ce291910845b09115248dbbd3c2c0
Source dataset
uspto-grants-1982_01
Patent number
US04312883

Reaction notes

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