ChemInformVolume 19, Issue 40 Preparative Organic Chemistry ChemInform Abstract: Benzopyrans. Part 23. Nitrogen Heterocycles Fused with or Linked to 1-Benzopyran from 3-Acyl-2-methyl-1-benzopyran-4-one. C. K. GHOSH, C. K. GHOSH Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorC. PAL, C. PAL Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorJ. MAITI, J. MAITI Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorM. SARKAR, M. SARKAR Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this author C. K. GHOSH, C. K. GHOSH Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorC. PAL, C. PAL Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorJ. MAITI, J. MAITI Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this authorM. SARKAR, M. SARKAR Org. Chem. Lab., Dep. Biochem., Calcutta Univ., Calcutta 700 019, IndiaSearch for more papers by this author First published: October 4, 1988 https://doi.org/10.1002/chin.198840093Read the full textAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat No abstract is available for this article. Volume19, Issue40October 4, 1988 RelatedInformation