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Summary

4:5:6-Trimethoxy-coumaranone is obtained from quercetagetol-tetramethyl ether by treatment with hydrobromic acid and methylation of the product. It is conveniently synthesised from 2:6-dimethoxy-quinol which undergoes Friedel and Craft’s reaction with chloracetyl chloride satisfactorily.

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References

  1. Balakrishna, Rao and Seshadri..Proc. Ind. Acad. Sci., 1949,29A, 394.

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  2. Row and Seshadri.. Ibid., 1945,22A, 215; 1946,23A, 23.

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Balakrishna, K.J., Seshadri, T.R. & Viswanath, G. A note on 4:5:6-trimethoxy-coumaran-3-one. Proc. Indian Acad. Sci. (Math. Sci.) 33, 233–235 (1951). https://doi.org/10.1007/BF03039050

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  • DOI: https://doi.org/10.1007/BF03039050

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