{"id":34251,"date":"2025-08-25T10:51:00","date_gmt":"2025-08-25T08:51:00","guid":{"rendered":"https:\/\/georganics.sk\/?post_type=glossary&#038;p=34251"},"modified":"2026-05-26T14:08:26","modified_gmt":"2026-05-26T12:08:26","slug":"heterocyclic-compounds","status":"publish","type":"glossary","link":"https:\/\/georganics.sk\/fr\/glossary\/heterocyclic-compounds\/","title":{"rendered":"Heterocyclic compounds"},"content":{"rendered":"<p>Heterocyclic compounds exhibit a unique characteristic in their molecular structure, where multiple\u00a0elements converge within a single ring system. The presence of carbon atoms and one or more heteroatoms, such as nitrogen, oxygen, or sulfur, is a defining feature of this type of compound. The term &lsquo;heterocycle&rsquo; refers specifically to the arrangement of atoms within the ring, whereas a broader category of molecules known as &lsquo;heterocyclic compounds&rsquo; encompasses those that incorporate this type of structural motif.<\/p>\n<p><strong>Examples of Heterocyclic Compounds<\/strong><\/p>\n<table class=\"glossary-table\">\n<thead>\n<tr>\n<th><strong>Compound<\/strong><\/th>\n<th><strong>Structure Type<\/strong><\/th>\n<th><strong>Heteroatom(s)<\/strong><\/th>\n<th><strong>Structure Type<\/strong><\/th>\n<th><strong>Notes<\/strong><\/th>\n<th><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Pyridine<\/strong><\/td>\n<td>Six-membered<\/td>\n<td>Nitrogen (N)<\/td>\n<td>Aromatic<\/td>\n<td>Solvent, precursor in pharmaceuticals<\/td>\n<td><a title=\"See Pyridine derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/pyridine-derivatives\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Pyridine derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Furan<\/strong><\/td>\n<td>Five-membered<\/td>\n<td>Oxygen (O)<\/td>\n<td>Aromatic<\/td>\n<td>Used in resins and pharmaceuticals<\/td>\n<td><a title=\"See Furan derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/furan-derivatives\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Furan derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Thiophene<\/strong><\/td>\n<td>Five-membered<\/td>\n<td>Sulfur (S)<\/td>\n<td>Aromatic<\/td>\n<td>Conductive polymers, agrochemicals<\/td>\n<td><a title=\"See Thiophene derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/thiophene-derivatives\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Thiophene derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Imidazole<\/strong><\/td>\n<td>Five-membered<\/td>\n<td>Nitrogen (2\u00d7N)<\/td>\n<td>Aromatic<\/td>\n<td>Found in antifungal drugs and histamines<\/td>\n<td><a title=\"See Imidazole derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/imidazole-derivatives\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Imidazole derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Quinoline<\/strong><\/td>\n<td>Fused ring (benzene + pyridine)<\/td>\n<td>Nitrogen (N)<\/td>\n<td>Aromatic fused system<\/td>\n<td>Antimalarial drugs (e.g., chloroquine)<\/td>\n<td><a title=\"See Quinoline derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/?s=quinoline\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Quinoline derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Oxazole<\/strong><\/td>\n<td>Five-membered<\/td>\n<td>Oxygen (O), Nitrogen (N)<\/td>\n<td>Aromatic<\/td>\n<td>Used in medicinal chemistry<\/td>\n<td><a title=\"See Oxazole derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/oxazole-derivatives\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Oxazole derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Purine<\/strong><\/td>\n<td>Fused ring (imidazole + pyrimidine)<\/td>\n<td>Nitrogen (4\u00d7N)<\/td>\n<td>Aromatic fused system<\/td>\n<td>DNA\/RNA bases (adenine, guanine)<\/td>\n<td><a title=\"See Purine derivatives in our portfolio\" href=\"https:\/\/georganics.sk\/?s=purine\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone sze-full wp-image-27849\" src=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" alt=\"See Purine derivatives in our portfolio\" width=\"100\" height=\"103\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Heterocyclic compounds exhibit a unique characteristic in their molecular structure, where multiple\u00a0elements converge within a single ring system. The presence of carbon atoms and one or more heteroatoms, such as nitrogen, oxygen, or sulfur, is a defining feature of this type of compound. The term &lsquo;heterocycle&rsquo; refers specifically to the arrangement of atoms within the [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"template":"","glossary-cat":[626],"class_list":["post-34251","glossary","type-glossary","status-publish","hentry","glossary-cat-functional-groups-and-compounds"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.5 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Heterocyclic compounds - Georganics - Glossary<\/title>\n<meta name=\"description\" content=\"Explore the fascinating world of heterocyclic compounds and their unique molecular structures featuring rings of diverse elements.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/georganics.sk\/fr\/glossary\/heterocyclic-compounds\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heterocyclic compounds\" \/>\n<meta property=\"og:description\" content=\"Explore the fascinating world of heterocyclic compounds and their unique molecular structures featuring rings of diverse elements.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/georganics.sk\/fr\/glossary\/heterocyclic-compounds\/\" \/>\n<meta property=\"og:site_name\" content=\"Georganics\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-26T12:08:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/georganics.sk\/wp-content\/uploads\/2021\/12\/6.png\" \/>\n\t<meta property=\"og:image:width\" content=\"60\" \/>\n\t<meta property=\"og:image:height\" content=\"63\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/georganics.sk\\\/fr\\\/glossary\\\/heterocyclic-compounds\\\/\",\"url\":\"https:\\\/\\\/georganics.sk\\\/fr\\\/glossary\\\/heterocyclic-compounds\\\/\",\"name\":\"Heterocyclic compounds - 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