Crystal Structure of Derivative of H4'-NOBIN and the Applications in Hetero-Diels-Alder Reaction

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Novel Schiff bases of H4′-NOBIN 5a and 5b were synthesized by condensation of 3 with aldehydes. Compound 5b was structurally characterized by single-crystal X-ray diffraction. The asymmetric hetero-Diels-Alder reactions were carried out with high yields a
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