(of a sea urchin) having the anus situated outside the apical disc
Examples of 'exocyclic' in a sentence
exocyclic
Both types of macrocycles are steroid-peptoid hybrid macrocycles containing exocyclic peptidic chains.
Ludger A. Wessjohann, Daniel G. Rivera 2007, 'Synthesis of Novel Steroid-Peptoid Hybrid Macrocycles by Multiple Multicomponent MacrocyclizationsIncluding Bifunctional Building Blocks (MiBs)', Moleculeshttp://www.mdpi.com/1420-3049/12/8/1890/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The tert-pentyl group on the cyclohexanone ring also adopts an exocyclic equatorial disposition.
Dong Ho Park, V. Ramkumar, P. Parthiban 2012, '2,4-Bis(2-bromophenyl)-7-tert-pentyl-3-azabicyclo[3.3.1]nonan-9-one', Acta Crystallographica Section Ehttp://scripts.iucr.org/cgi-bin/paper?S1600536812039128. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The cyclic structures correspond to so-called radiaannulenes having both endo- and exocyclic double bonds.
Huixin Jiang, Virginia Mazzanti, Christian R. Parker, Søren Lindbæk Broman, Jens HeideWallberg, Karol Lušpai, Adam Brincko, Henrik G. Kjaergaard, Anders Kadziola, PeterRapta, Ole Hammerich, Mogens Brøndsted Nielsen 2015, 'Interactions between tetrathiafulvalene units in dimeric structures – the influenceof cyclic cores', Beilstein Journal of Organic Chemistryhttps://doi.org/10.3762/bjoc.11.104. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The methyl group on the cyclohexanone part occupies an exocyclic equatorial disposition.
P. Parthiban, V. Ramkumar, Dong Ho Park, Yeon Tae Jeong 2011, '2,4-Bis(2-ethoxyphenyl)-7-methyl-3-azabicyclo[3.3.1]nonan-9-one', Acta Crystallographica Section Ehttp://scripts.iucr.org/cgi-bin/paper?S1600536811018472. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The rings are bridged by a functionalized epoxide system, with the exocyclic bonds in a cis configuration.
Narasimhamurthy Preveena, Amar A. Hosamani, Managutti Praveen, Gopalpur Nagendrappa,Tayur N. Guru Row 2017, 'cis-[3-(2-Chloro-6-methylquinolin-3-yl)oxiran-2-yl](p-tolyl)methanone', IUCrDatahttp://scripts.iucr.org/cgi-bin/paper?S2414314617004345. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Photodegradation of 3e yielded 2-methoxy-5-nitrobenzaldehyde, which was likely produced by oxidative rupture of the exocyclic double bond.
Neudo Urdaneta, Amalia Franco, Nieves Canudas, Debora Deutsch, Julio Herrera 2013, 'Síntesis y estudio fotoquímico de los derivados de 3-(E)-alquenil-4-metoxifenilacetanilidasy 2-(E)-alquenil-4-nitroanisoles', Avances en Químicahttp://www.saber.ula.ve/bitstream/123456789/37140/1/nota1.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)