Synthesis of highly substituted fluorenones via metal-free TBHP-promoted oxidative cyclization of 2-(aminomethyl) biphenyls. Application to the total synthesis of …

IAP Jourjine, L Zeisel, J Krauß… - Beilstein Journal of …, 2021 - beilstein-journals.org
Highly substituted fluorenones are readily prepared in mostly fair to good yields via metal-
and additive-free TBHP-promoted cross-dehydrogenative coupling (CDC) of readily …

Fluorene and Fluorenone Unnatural Amino Acid Motifs via Diastereoselective Pd(II)‐Catalyzed sp3C−H Functionalization

S Banga, SA Babu - European Journal of Organic Chemistry, 2024 - Wiley Online Library
This paper reports the construction of racemic and enantiopure (D‐and L‐) fluorene and
fluorenone‐based novel unnatural amino acid derivatives. The Pd (II)‐catalyzed bidentate …

Palladium‐Catalyzed Suzuki Coupling and NIS‐Mediated Dehydrogenative Cylcoetherification: A Concise Approach to 6,6‐Disubstituted 6H‐benzo[c]chromenes …

C Shekhar, G Satyanarayana - European Journal of Organic …, 2022 - Wiley Online Library
Benzo [c] chromones are valuable tricyclic systems of natural and biological significance.
Herein, we report a concise approach of 6, 6‐disubstituted 6H‐benzo [c] chromenes in a two …

Sequential One‐Pot Process to Construct a Dual C−C Bond: Synthesis of Fluorenes and Total Synthesis of 4‐O‐Demethyl‐nobilone

C Shekhar, G Satyanarayana - ChemistrySelect, 2023 - Wiley Online Library
Herein, a sequential one‐pot process is described for accessing 9, 9‐disubstituted‐9H‐
fluorenes via the formation of a dual C− C bond, and this protocol is successfully extended to …