Technical Notes:
1 Organocatalysts for the Diels-Alder reaction via double hydrogen-bonding to a carbonyl group. Used for synthesis of various functionalized l2.2)paracyclophanes.
References:
1. Synlett 2003, 8, 1121
2. Adv. Synth. Catal. 2004, 346, 1117.
3.Eur. J. Org. Chem. 2013, 4523. 4 Chem. Asian J.2016, 11, 2524.
5. Chem. Asian J.2019, 14, 1681.
Strem