Trans-cinnamic acid and coumarin-3-carboxylic acid: experimental charge-density studies to shed light on [2 + 2] cycloaddition reactions

Howard, J.A.K.; Mahon, M.F.; Raithby, P.R.; Sparkes, H.A.

doi:10.1107/S0108768109001566

Acta Crystallographica Section B
Acta Crystallographica
Section B STRUCTURAL SCIENCE, CRYSTAL ENGINEERING AND MATERIALS

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Figure 3
ORTEP plot of coumarin-3-carboxylic acid (2a) with ellipsoids depicted at the 50% probability level. H atoms are shown as spheres of arbitrary radius.

STRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS

ISSN: 2052-5206

Volume 65| Part 2| February 2009| Pages 230-237

doi:10.1107/S0108768109001566

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