{"doi":"10.1055/a-1970-4452","title":"N-Fluorenyltryptamines as a Useful Platform for Catalytic Enantioselective Pictet–Spengler Reactions","abstract":"Abstract In the presence of a thiourea–carboxylic acid catalyst, N-9-fluorenyltryptamines undergo highly enantioselective Pictet–Spengler reactions with a range of aldehydes. The reaction works particularly well with aromatic aldehydes, tolerating electronically diverse substituents in all ring positions. Electron-deficient tryptamines are viable substrates. Removal of the fluorenyl protecting group is readily accomplished without deterioration of product ee.","journal":"Synthesis","year":2022,"id":285608,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":5,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9505,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2022-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":964606,"name":"Aniket V. Sole","orcid":null,"position":1,"is_corresponding":false},{"id":275763,"name":"Daniel Seidel","orcid":"0000-0001-6725-111X","position":2,"is_corresponding":false},{"id":964607,"name":"Bishwaprava Das","orcid":null,"position":3,"is_corresponding":false},{"id":964608,"name":"Megan E. Matter","orcid":null,"position":4,"is_corresponding":false},{"id":890917,"name":"Alafate Adili","orcid":null,"position":0,"is_corresponding":true}],"reference_count":79,"raw_metadata":null,"created_at":"2026-07-19T00:29:44.944555Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}