Author: Fan Hua-Fang Wang Xiao-Wei Zhao Jing-Wei Li Xin-Jin Gao Jin-Ming Zhu Shi-Zheng
Publisher: Taylor & Francis Ltd
ISSN: 0039-7911
Source: Synthetic Communications, Vol.43, Iss.21, 2013-11, pp. : 2883-2891
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
In the presence of 1,8-diazabicycolo[5.4.0]undec-7-ene (DBU) and concentrated H2SO4, 2-naphthol reacted smoothly with α,β-unsaturated trifluoromethyl ketones in CH2Cl2 at room temperature, affording the 3-trifluoromethyl-substituted benzo[f]chromene derivatives in good to excellent yields in a one-pot reaction.[Supplementary materials are available for this article. Go to the publisher's online edition of
Related content
By Sunil Kumar B. Srinivasulu N. Udupi R. Rajitha B. Thirupathi Reddy Y. Narsimha Reddy P. Kumar P.
Russian Journal of Organic Chemistry, Vol. 42, Iss. 12, 2006-12 ,pp. :
By Shchepin V. Fotin D. Shurov S.
Russian Journal of General Chemistry, Vol. 74, Iss. 9, 2004-09 ,pp. :