Summary
By the use of ethoxy acetyl chloride and pyridine at 0°, 7-hydroxychromeno-(3′∶4′∶2∶3)-chromone has been synthesised much more conveniently than by the earlier methods reported in the literature.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
References
Seshadri and VaradarajanProc. Ind. Acad. Sci., 1953,37 A, 784.
La ForgeJ. Amer. Chem. Soc., 1932,54, 3377.
Baker and co-workersJ. Chem. Soc., 1953, 1862.
Mehta and SeshadriIbid. J. Chem. Soc., 1954, 3823.
SommeletAnnales Chimie, (8) 9, 492.
Chapman and StephenJ. Chem. Soc., 1923,123, 406.
Sehgal and SeshadriJour. Sci. Ind. Res. (India), 1953,12 B, 231.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Mehta, A.C., Seshadri, T.R. Synthetic experiments in the benzopyrone series. Proc. Indian Acad. Sci. 42, 192–194 (1955). https://doi.org/10.1007/BF03053506
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF03053506