monocyclic


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monocyclic

(mŏn′ə-sĭk′lĭk, -sī′klĭk)
adj.
1. Having a single cycle, as of activity or development.
2. Biology Having a single whorl, as certain flowers and the shells of certain invertebrates.
3. Chemistry Having a molecular structure with only one ring.
References in periodicals archive ?
These peaks at m/z 83, 111, 125 are typical for monocyclic naphthenes and are corresponding to the [CnH2n-1]+.
The sensitive and resistance rates to 2nd and 3rd generation cephalosporins and monocyclic lactams were close, but resistance rate to cefoxitin was very low.
The compounds which resulted in the above PTP1B inhibitory activity were identified as triterpenoid, zeorin (hopane-6[alpha],22-diol), monocyclic aromatic compounds as methyl-[beta]-orcinol carboxylate (atraric acid), methylorsellinate, methyl haematommate, depsides lecanoric acid, gyrophoric acid, atranorin, brialmontin 1, and depsidone lobaric acid along with four new diterpene furanoids.
The yields of desired aliphatic and monocyclic hydrocarbons are below 5%.
The pyrolysis products were grouped according to their chemical structure into the following classes: (i) aliphatic compounds (homologous scries of n-alkanes and n-alkenes, and branched alkencs), (ii) lignin-derived methoxyphenols, (iii) phenols, (iv) monocyclic aromatic compounds (MAHs), (v) polycyclic aromatic hydrocarbons (PAHs), (vi) N-containing compounds, (vii) carbohydrate-derived pyrolysis products, and (viii) unidentified compounds.
Synthesis of glycols by microbial transformation of some monocyclic terpenes.
The polyphenols that are present in foods can be divided broadly into two main groups: flavonoids and other compounds that are mostly monocyclic aromatic acids.
Soscun, "Theoretical study of the [sigma]-[pi] and [pi]- [pi] interactions in hetero aromatic monocyclic molecular complexes of benzene, pyridine, and thiophene dimers: implications on the resin-asphaltene stability in crude oil," Energy and Fuels, vol.
The former is composed of monocyclic, bicyclic, and tricyclic alkanes and the latter is mainly composed of tetracyclic and pentacyclic alkanes.
Xie, "Synthesis of some new monocyclic [beta]-lactams containing 2-Phenyl-1,2,3-triazolyl," Chinese Journal of Organic Chemistry, vol.
Chiefly, the disclosed nanocatalysts are applied in organic chemical syntheses, such as in the preparations of olefins by employing nanoporous ceramic oxides catalysts [164] or in the catalytic alkylation of monocyclic aromatic compounds using mesoporous zeolites [165].