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Related to heterocyclic: Heterocyclic chemistry


 (hĕt′ə-rō-sī′klĭk, -sĭk′lĭk)
Containing more than one kind of atom joined in a ring.

het′er·o·cy′cle (-sī′kəl) n.


(ˌhɛtərəʊˈsaɪklɪk; -ˈsɪk-)
(Chemistry) (of an organic compound) containing a closed ring of atoms, at least one of which is not a carbon atom. Compare homocyclic


(ˌhɛt ər əˈsaɪ klɪk, -ˈsɪk lɪk)

1. of or pertaining to the branch of chemistry dealing with cyclic compounds in which at least one of the ring members is not a carbon atom.
2. noting such compounds.
het′er•o•cy`cle (-ˌsaɪ kəl) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.heterocyclic - a compound containing a heterocyclic ring
chelate, chelate compound - a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions
chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
Adj.1.heterocyclic - containing a closed ring of atoms of which at least one is not a carbon atom
cyclic - of a compound having atoms arranged in a ring structure
References in periodicals archive ?
Cooking meat at high temperatures has been linked to cancer-causing chemicals called heterocyclic amines (HCAs).
BASF's portfolio encompasses about 200 different kinds of amines, including alkyl--, alkanol--, and alkoxyalkylamines, as well as heterocyclic, aromatic, chiral, and specialty amines.
The 2000 to 50,000 number-average molecular weight polymer contains monocyclic heterocyclic groups such as diketopyrrolopyrrole, squalene, or carotene.
NUTRITIONIST Sarah West has helped Orchid devise this list of simple tips for a more health-conscious barbecue: | Lowering the barbecue temperature or elevating the grill to avoid burning food may help, as flame-grilling meat at high temperatures releases chemicals called heterocyclic amines (HCA) that have been linked to cancer.
First, research has shown that high-heat grilling can convert proteins in red meat, pork, poultry, and fish into heterocyclic amines (HCAs).
For example, we recognize that heterocyclic chemistry and asymmetric synthesis are the two most complex and intriguing branches of organic chemistry.
5%-80% by weight of at least one unsaturated vinyl aromatic monomer, 2b) 5%-50% by weight of at least one vinyl monomer with at least one polar heterocyclic group with a 5 or 6 membered ring, containing at least one ring nitrogen atom which is not connected to a hydrogen atom, 2c) and optionally at least one olefinically unsaturated monomer different from monomers 2a) and 2b), wherein the percent by weight of component la) are based on the total amount of macromonomer (1) and the percent by weight of components 2a, 2b and 2c are based on the total amount of the mixture of olefinically unsaturated monomers (2) and add up to 100% by weight.
Bioactive heterocyclic compound classes; agrochemicals.
Research conducted by microbiologist Sadhana Ravishankar has shown that a compound in oregano reduces the formation of heterocyclic amines, the potentially cancer-causing culprits that can gather in grilled meat.
Tenders are invited for lactones, neog, heterocyclic compounds only hetero-atom (s) of nitrogen with the structure unfused pirazynove ring, pyrimidine ring, ring piperazolne or phenothiazine ring system not further condensation; hydantoin and its derivatives; sulfonamides (21.
OTC BB: XKEM) announced today the United States Patent and Trademark Office has issued to Virginia Commonwealth University (VCU) a notice of patent allowance relating to a method of treating Sickle Cell Disease (SCD) with a unique 5-membered heterocyclic anti-sickling agent known as 5-HMF.
Fried and grilled meat have especially high levels of cancercausing compounds called heterocyclic amines (HAs), produced by the effect of hot temperatures on sugars and amino acids.