A Triptycene-Based Enantiopure Bis(Diazadibenzoanthracene) by a Chirality-Assisted Synthesis Approach [Data]
<|begin_of_text|><|start_header_id|>system<|end_header_id|> You are a research archivist expert in dataset metadata. Answer the question truthfully.  <|eot_id|><|start_header_id|>user<|end_header_id|> Here is the Description of a dataset. Description:'By applying a chirality-assisted synthesis (CAS)approach enantiopure diaminodibromotriptycenes were converted to rigid chiral helical diazadibenzoanthracenes, which show besides pronounced Cotton effects in circular dichroism spectra higher photoluminescence quantum yields as comparable carbacyclic analogues. For  the enantiopure building blocks, a protocol was developed allowing the large scale synthesis without the necessity of separation via HPLC' . Please return only a json list of at most 3 Keywords corresponding to the Description:.<|eot_id|><|start_header_id|>assistant<|end_header_id|> {"Answer" : ["chirality","chirality-assisted synthesis","chiral resolution","N-heteropolycycles","tritpycene"]} <|eot_id|>
 Here is the Description of a dataset. Description:'By applying a chirality-assisted synthesis (CAS)approach enantiopure diaminodibromotriptycenes were converted to rigid chiral helical diazadibenzoanthracenes, which show besides pronounced Cotton effects in circular dichroism spectra higher photoluminescence quantum yields as comparable carbacyclic analogues. For  the enantiopure building blocks, a protocol was developed allowing the large scale synthesis without the necessity of separation via HPLC' . Please return only a json list of at most 3 Keywords corresponding to the Description:.
By applying a chirality-assisted synthesis (CAS)approach enantiopure diaminodibromotriptycenes were converted to rigid chiral helical diazadibenzoanthracenes, which show besides pronounced Cotton effects in circular dichroism spectra higher photoluminescence quantum yields as comparable carbacyclic analogues. For  the enantiopure building blocks, a protocol was developed allowing the large scale synthesis without the necessity of separation via HPLC
chirality; chirality-assisted synthesis; chiral resolution; N-heteropolycycles; tritpycene