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picture1_Heterocyclic Compounds Slideshare 82125 | 6 2018 12 28!07 37 30 Am


picture2_Heterocyclic Compounds Slideshare 82125 | 6 2018 12 28!07 37 30 Am picture3_Heterocyclic Compounds Slideshare 82125 | 6 2018 12 28!07 37 30 Am

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File: Heterocyclic Compounds Slideshare 82125 | 6 2018 12 28!07 37 30 Am
Nomenclature of heterocyclic compounds There are three systems for naming heterocylic compounds: 1) The common nomenclature: which convey little or no structural information but it still widely used. 2) The ...

icon picture PPT Filetype Power Point PPT | Posted on 09 Sep 2022 | 2 years ago
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...Nomenclature of heterocyclic compounds there are three systems for naming heterocylic the common which convey little or no structural information but it still widely used hantzsch widman iupac systematic method in contrast is designed so that one may deduce from structure compound replacement chemistry i each given corresponding trivial name should be memorized see following slides this usually originates occurrence its first preparation special properties if more than hetroatom same type numbering starts at saturated e g imidazole n h heteroatoms ring numbered starting higher priority o s and continues direction to give other hetroatoms lower numbers as possible subsituents present their position identified by number atoms bearing them then they listed alphabetical order br amino bromoisoxazole words dihydro trihydro tetrahydro two four these preceded indicate low followed fully unsaturated pyridine names membered heterocycles with azines six aromatic nitorgrn pyran pyridazine pyrimid...
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