Abstract
The synthesis and crystal structure of 1,7-bis(4-methoxyphenyl)-4-(1,3-dithiolan-2-ylidene)-1,6-heptadiene-3,5-dione is described. This compound crystallizes in the space group P21 with unit cell parameters a = 14.207 Å, b = 7.752(1) Å, c = 19.473(1) Å, β = 91.00(3)°, with two molecules in the asymmetric unit. The ketenedithioacetal functionality present between the carbonyl groups prevents the possibility of keto-enol tautomerization in this compound. The cinnamoyl groups are organized parallel to each other due to the push–pull nature of the ketenedithioacetal functionality.
Graphical Abstract
The details regarding the synthesis and crystal structure of the title compound are reported in this paper.
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Acknowledgments
The authors are indebted to (the late) Dr. C. V. Asokan, School of Chemical Sciences, Mahatma Gandhi University, Kottayam, Kerala, for all the help received, especially in the synthesis of this compound.
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Bubbly, S.G., Gudennavar, S.B., Viswam, D. et al. Synthesis and Crystal Structure of 1,7-Bis(4-methoxyphenyl)-4-(1,3-dithiolan-2-ylidene)-1,6-heptadiene-3,5-dione. J Chem Crystallogr 41, 175–179 (2011). https://doi.org/10.1007/s10870-010-9859-7
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DOI: https://doi.org/10.1007/s10870-010-9859-7