Propellane
![[1.1.1]Propellane - American Chemical Society](https://www.acs.org/content/dam/acsorg/molecule/archive-new/p/propellane-3d.png "Propellane")
![The geometry and labelling of atoms in [1.1.1]propellane and ...](https://www.researchgate.net/profile/Oleg-Lukin-2/publication/233867146/figure/fig1/AS:956690874789889@1605104287100/The-geometry-and-labelling-of-atoms-in-111propellane-and-bicyclo111pentane_Q320.jpg "Propellane")
![Geometries of [1.1.1]propellane 1, bicyclo[1.1.0]butane 2 ...](https://www.researchgate.net/publication/366929167/figure/fig1/AS:11431281125430971@1678308092504/Geometries-of-111propellane-1-bicyclo110butane-2-bicyclo111pentane-3.png "Propellane")
![Scheme 25 Structure 1 (left) and [1.1.1]propellane (right). R = Tip ...](https://www.researchgate.net/profile/Daniel-Kratzert/publication/253644046/figure/download/fig19/AS:614141068857354@1523434049162/Scheme-25-Structure-1-left-and-111propellane-right-R-Tip.png "Propellane")
![The Inverted Bond in [1.1.1]Propellane is a Charge‐Shift Bond - Wu ...](https://onlinelibrary.wiley.com/cms/asset/9b622fd0-b0e8-4a69-b59a-2c1e107c9eb8/mfor001.jpg "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_3.jpg "Propellane")
![[1.1.1]Propellane - American Chemical Society](https://www.acs.org/content/dam/acsorg/molecule/archive-new/p/propellane-teaser.png "Propellane")
![Strain-release transformations of bicyclo[1.1.0]butanes and [1.1.1 ...](https://www.tetrahedron-chem.com/cms/attachment/a52900b8-0b8d-4f3b-93e9-5624c2f2ac6a/sc2.jpg "Propellane")
![Electrophilic Activation of [1.1.1]Propellane for the Synthesis of ...](https://onlinelibrary.wiley.com/cms/asset/65d6d00f-7a87-4f09-8107-d9a31406f605/anie202111291-fig-0003-m.jpg "Propellane")
![1,3-Difunctionalization of [1.1.1]propellane through iron-hydride ...](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41467-024-50356-3/MediaObjects/41467_2024_50356_Fig1_HTML.png "Propellane")
![Synthesis of Bicyclo[1.1.1]pentane Carboxamides and Ketones from [1.1.1 ...](https://xpic.x-mol.com/20240329/10.1002_ejoc.202301297.jpg "Propellane")
![A continuous flow synthesis of [1.1.1]propellane and bicyclo[1.1.1 ...](https://www.vapourtec.com/wp-content/uploads/2021/02/graphical-abstract.png "Propellane")
![D 3h structural arrangements for [1.1.1]propellane (a) and ...](https://www.researchgate.net/profile/Narumol-Jariyasopit/publication/229108304/figure/fig1/AS:1155528227078144@1652510806095/D-3h-structural-arrangements-for-111propellane-a-and-bicyclo111pentane-b.png "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S19.jpg "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S17.jpg "Propellane")
![Propellane-free access to bicyclo[1.1.1]pentanes | Nature Communications](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41467-026-68309-3/MediaObjects/41467_2026_68309_Fig1_HTML.png "Propellane")
![Highly strained [1.1.1] and [2.2.2]-propellane radicals which are ...](https://www.researchgate.net/publication/368753039/figure/fig3/AS:11431281127425050@1679021455471/2221-unit-cell-of-periodic-DFT-optimized-quaternary-co-crystal-Zoomed-portion-shows_Q320.jpg "Propellane")
![BJOC - Controlled oligomerization of [1.1.1]propellane through radical ...](https://www.beilstein-journals.org/bjoc/content/figures/1860-5397-20-259-4.png?max-width=637&background=FFFFFF "Propellane")
![Chemical structure of trinaphtho[3,3,3]propellane (TNP) and molecular ...](https://www.researchgate.net/publication/366413099/figure/fig1/AS:11431281108452055@1671508229366/Chemical-structure-of-trinaphtho3-3-3propellane-TNP-and-molecular-engineering.png "Propellane")
![Chalcogen Bonding Activates [1.1.1]Propellane: Constructing Spiro[3.3 ...](https://xpic.x-mol.com/20251219/1766122912497.jpg "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_15.jpg "Propellane")
![Geometries of [1.1.1]propellane 1, bicyclo[1.1.0]butane 2 ...](https://www.researchgate.net/publication/366929167/figure/fig1/AS:11431281125430971@1678308092504/Geometries-of-111propellane-1-bicyclo110butane-2-bicyclo111pentane-3_Q320.jpg "Propellane")
![Theoretical analysis of [1.1.1] and [3.1.1]propellane reactivity and ...](https://www.researchgate.net/publication/361033166/figure/fig2/AS:11431281100421923@1669352749371/Theoretical-analysis-of-111-and-311propellane-reactivity-and-synthesis-of-BCHeps.png "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_35.jpg "Propellane")
![Silaboration of [1.1.1]Propellane: A Storable Feedstock for Bicyclo[1.1 ...](https://onlinelibrary.wiley.com/cms/asset/eb2e54d2-81de-4485-8280-b1f772ad1ed5/anie201909655-toc-0001-m.png "Propellane")
![Direct three-component coupling of [1.1.1]propellane a, Examples of the ...](https://www.researchgate.net/publication/339320012/figure/fig1/AS:875740253917198@1585804155905/Direct-three-component-coupling-of-111propellane-a-Examples-of-the-BCP-core.png "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S6.jpg "Propellane")
![Hetero[3.1.1]propellanes · Clear Sky Science](https://www.clearskyscience.com/en/10.1038/s41557-026-02072-2/graphic2.png "Propellane")
![Synthesis of Bicyclo[1.1.1]pentane Carboxamides and Ketones from [1.1.1 ...](https://i1.rgstatic.net/publication/378699474_Synthesis_of_Bicyclo111pentane_Carboxamides_and_Ketones_from_111Propellane/links/664803c122a7f16b4f337de1/largepreview.png "Propellane")
![Figure 1 from Controlled oligomerization of [1.1.1]propellane through ...](https://figures.semanticscholar.org/4d92f053269d8897ca814ab858d70c9769969354/5-Figure3-1.png "Propellane")
![D 3h structural arrangements for [1.1.1]propellane (a) and ...](https://www.researchgate.net/profile/Narumol-Jariyasopit/publication/229108304/figure/fig1/AS:1155528227078144@1652510806095/D-3h-structural-arrangements-for-111propellane-a-and-bicyclo111pentane-b_Q640.jpg "Propellane")
![Silaboration of [1.1.1]Propellane: A Storable Feedstock for Bicyclo[1.1 ...](https://onlinelibrary.wiley.com/cms/asset/da6ad1a1-af06-447a-aa31-e7a7a93b06d3/anie201909655-toc-0001-m.jpg "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S10.jpg "Propellane")
![D 3h structural arrangement of [1.1.1]propellane. | Download Scientific ...](https://www.researchgate.net/profile/Narumol-Jariyasopit/publication/229341996/figure/fig1/AS:11431281083344637@1662542961511/D-3h-structural-arrangement-of-111propellane_Q320.jpg "Propellane")
![Halogen Bonding Initiated Difunctionalization of [1.1.1]Propellane via ...](https://onlinelibrary.wiley.com/cms/asset/b0be37bc-e622-4e57-b75e-73aaf4cec699/ange202411961-toc-0001-m.jpg "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S4.jpg "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S3.jpg "Propellane")
![Photocatalyzed Dual Strain Release of [1.1.1]Propellane with Diazo ...](https://pubs.acs.org/cms/10.1021/acscatal.4c00533/asset/images/acscatal.4c00533.social.jpeg_v03 "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S11.jpg "Propellane")
![Propellane-free access to bicyclo[1.1.1]pentanes | Nature Communications](https://media.springernature.com/w215h120/springer-static/image/art%3A10.1038%2Fs41557-022-00979-0/MediaObjects/41557_2022_979_Figa_HTML.png "Propellane")
![Questioning the Central Bond in [1.1.1]Propellane: Insights from ...](https://pubs.acs.org/cms/10.1021/acs.jpca.5c03794/asset/images/medium/jp5c03794_0010.gif "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S20.jpg "Propellane")
![Our design for bidentate phosphine ligands based on [1.1.1]propellane ...](https://www.researchgate.net/publication/367054934/figure/fig1/AS:11431281112754158@1673527102082/Our-design-for-bidentate-phosphine-ligands-based-on-111propellane.png "Propellane")
![Propellane-free access to bicyclo[1.1.1]pentanes - PMC](https://cdn.ncbi.nlm.nih.gov/pmc/blobs/09ef/12800033/bd341bc60832/41467_2026_68309_Fig2_HTML.jpg "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_37.jpg "Propellane")
![Metal and photocatalyst-free alkylboration of [1.1.1]propellane enabled ...](https://pubs.rsc.org/en/Content/Image/GA/D5QO00357A "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_7.jpg "Propellane")
![DORI = 0.9 isosurfaces for (a) [1.1.1]-propellane, (b)... | Download ...](https://www.researchgate.net/publication/265649680/figure/fig5/AS:566673849712641@1512116982995/DORI-09-isosurfaces-for-a-111-propellane-b-211-propellane-c.png "Propellane")
![[3.3.3]Propellane, 2,8,9-tris(methylene)- (CAS 58461-87-3) - Chemical ...](https://www.chemeo.com/cid/74-172-9/3-3-3-Propellane-2-8-9-tris-methylene.png "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_31.jpg "Propellane")
![The Inverted Bond in [1.1.1]Propellane is a Charge‐Shift Bond - Wu ...](https://onlinelibrary.wiley.com/cms/asset/173c51f4-5b9d-4dfb-b07d-b904d5903a94/mcontent.gif "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S9.jpg "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_8.jpg "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_5.jpg "Propellane")
![Photocatalyzed 1,3-Bromodifluoroallylation of [1.1.1]Propellane with α ...](https://pubs.acs.org/cms/10.1021/acs.orglett.4c02476/asset/images/acs.orglett.4c02476.social.jpeg_v03 "Propellane")
![Coinage-Metal Bond between [1.1.1]Propellane and M2/MCl/MCH3 (M = Cu ...](https://pub.mdpi-res.com/molecules/molecules-24-02601/article_deploy/html/images/molecules-24-02601-g003.png?1563417253 "Propellane")
![Recent advances in the applications of [1.1.1]propellane in organic ...](https://www.ccspublishing.org.cn/fileHXH/journal/article/ccl/2020/12/PIC/ccl-31-12-3065-S16.jpg "Propellane")
![BJOC - Insertion of [1.1.1]propellane into aromatic disulfides](https://www.beilstein-journals.org/bjoc/content/figures/1860-5397-15-114-presentation.png "Propellane")
![Research Progress on the Functionalization of [1.1.1]Propellane via ...](https://sioc-journal.cn/Jwk_yjhx/fileup/0253-2786/FIGURE/2026-46-4/Images/0253-2786-46-4-1464/img_25.jpg "Propellane")
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