Evidence map›Paper›PMID 34558903›Full record

ArticleOrganic letters2021

Cycloparaphenylene Double Nanohoop: Structure, Lamellar Packing, and Encapsulation of C

Yong Yang, Shangxiong Huangfu, Sota Sato, Michal Juríček

Abstract read
In one paragraph

Article in Organic letters, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

  1. Article
  2. Article
  3. π-Radical Cascades to Peri-Fused Triangulene Dimers.Angewandte Chemie (International ed. in English) · 2026
    Article
  4. Double encapsulation of COrganic chemistry frontiers : an international journal of organic chemistry · 2026
    Article
  5. Exploring the World of Double Nanohoops.Angewandte Chemie (International ed. in English) · 2026
    Review
  6. Review
  7. Article
  8. Bismacrocycle: Structures and Applications.Molecules (Basel, Switzerland) · 2023
    Review
  9. Article
  10. Article
  11. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Yong YangDepartment of Chemistry, University of Zurich, Winterthurerstrasse 190, CH-8057 Zurich, Switzerland.
Shangxiong HuangfuLaboratory for High Performance Ceramics, Empa, Überlandstrasse 129, CH-8600 Dübendorf, Switzerland.
Sota SatoDepartment of Applied Chemistry, School of Engineering, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-8656, Japan.ORCID https://orcid.org/0000-0002-7395-2112
Michal JuríčekDepartment of Chemistry, University of Zurich, Winterthurerstrasse 190, CH-8057 Zurich, Switzerland.ORCID https://orcid.org/0000-0001-5595-431X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A new member of the cycloparaphenylene double-nanohoop family was synthesized. Its π-framework features two oval cavities that display different shapes depending on the crystallization conditions. Incorporation of the peropyrene bridge within the nanoring cycles via

Identifiers

PMID34558903
PMCPMC8524662

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.