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Basic aromatic rings are heterocyclic aromatic compounds in which the lone pair of electrons of a ring-nitrogen atom is not part of the aromatic system
Basic_aromatic_ring
Aromatic organic compounds consisting only of a conjugated planar ring system
non-basic aromatic rings. In the basic aromatic rings, the lone pair of electrons is not part of the aromatic system and extends in the plane of the ring
Simple_aromatic_ring
Chemical reaction mechanism
leaving group, such as a halide, on an aromatic ring. Aromatic rings are usually nucleophilic, but some aromatic compounds do undergo nucleophilic substitution
Nucleophilic aromatic substitution
Nucleophilic_aromatic_substitution
Chemical property
In organic chemistry, aromaticity is a chemical property describing the way in which a conjugated ring of unsaturated bonds, lone pairs, or empty orbitals
Aromaticity
Chemical compound
concentrations as low as 0.08 ppm. As an aromatic hydrocarbon, naphthalene's structure consists of a fused pair of benzene rings, making it a simple and rather
Naphthalene
Chemical reaction which attaches an electrophile to an aromatic ring
of the most important electrophilic aromatic substitutions are aromatic nitration, aromatic halogenation, aromatic sulfonation, and Friedel-Crafts alkylation
Electrophilic aromatic substitution
Electrophilic_aromatic_substitution
Chemical compound
a precursor to soot and polycyclic aromatic hydrocarbons, as the propargyl radicals can form basic aromatic rings, making butyne's fuel usage a concern
1-Butyne
Chemical compounds and groups containing nitrogen with a lone pair (:N)
7 N {\displaystyle {\ce {C6H7N}}} ) is the simplest aromatic amine, consisting of a benzene ring bonded to an amino ( − NH 2 {\displaystyle {\ce {-NH2}}}
Amine
Chemical compound
classified as an aromatic heterocycle. It has a bicyclic structure, consisting of a six-membered benzene ring fused to a five-membered pyrrole ring. Indoles are
Indole
Heterocyclic aromatic organic compound
features a basic lone pair of electrons. This lone pair does not overlap with the aromatic π-system ring, consequently pyridine is basic, having chemical
Pyridine
Organic ring compound (C4H4NH)
Pyrrole is a heterocyclic, aromatic, organic compound, a five-membered ring with the formula C4H4NH. It is a colorless volatile liquid that darkens readily
Pyrrole
Aromatic compound (C4H4N2)
Pyrimidine (C4H4N2; /pɪˈrɪ.mɪˌdiːn, paɪˈrɪ.mɪˌdiːn/) is an aromatic, heterocyclic, organic compound similar to pyridine (C5H5N). One of the three diazines
Pyrimidine
Chemical compound
heterocyclic aromatic organic compound with the chemical formula C4H4N2. It is a symmetrical molecule with point group D2h. Pyrazine is less basic than pyridine
Pyrazine
Special type of aromaticity
In organic chemistry, Möbius aromaticity is a special type of aromaticity believed to exist in a number of organic molecules. In terms of molecular orbital
Möbius_aromaticity
Category of polymers, in which the monomers are joined together by ester links
groups like isopropylidene; these groups allow bond rotation between aromatic rings. Less symmetrical structures, for example, based on meta- or ortho-linked
Polyester
Chemical compound
1,2-Benzisoxazole is an aromatic organic compound with a molecular formula C7H5NO containing a benzene-fused isoxazole ring structure. The compound itself
Benzisoxazole
Chemical compound
alkaloids such as papaverine. The isoquinoline ring in these natural compound derives from the aromatic amino acid tyrosine. Isoquinoline is a colorless
Isoquinoline
Effect of spatial atomic arrangement on properties of compounds
to substitution of isomers in the meta and para position. Electrophilic aromatic substitution of disubstituted benzene compounds causes steric effects which
Ortho_effect
Amine with two amino groups
classified as alkylamines since the amine is not directly attached to an aromatic ring. o-xylylenediamine or OXD m-xylylenediamine or MXD p-xylylenediamine
Diamine
Chemical compound
degree of aromaticity greater than that of corresponding oxazoles. This aromaticity is evidenced by the 1H NMR chemical shift of the ring protons, which
Thiazole
Chemical reaction in which halogen substituents are added to aromatic molecules
an electrophilic aromatic halogenation is a type of electrophilic aromatic substitution. This organic reaction is typical of aromatic compounds and a very
Electrophilic_halogenation
Computational methods for identifying aromatic ring systems
Aromaticity detection in cheminformatics refers to computational algorithms and models used to identify aromatic ring systems in molecular graphs. Unlike
Aromaticity_(cheminformatics)
Chemical compound
forming a tropylium ion ring which is an aromatic 6 electron system (C). Tropones are also basic (D) as a result of the aromatic stabilization. This property
Tropone
Organic compound (C6H5NH2); simplest aromatic amine
group (−C6H5) attached to an amino group (−NH2), aniline is the simplest aromatic amine. It is an industrially significant commodity chemical, as well as
Aniline
Chemical compound
heterocyclic aromatic organic compounds. These are azoles with an oxygen and a nitrogen separated by one carbon. Oxazoles are aromatic compounds but
Oxazole
Group of chemical compounds: aryl amines
properties in common with other aromatic amines. Due to the amino group bonded to the aromatic ring, the toluidines are weakly basic. The toluidines are poorly
Toluidine
Chemical compound
five-membered ring of two carbon atoms and three nitrogen atoms. 1,2,3-Triazole is a basic aromatic heterocycle. The unsubstituted ring can be produced
1,2,3-Triazole
Polymer used in printed circuit boards
group can copolymerize with the cyano groups to heterocyclic 6-membered aromatic ring structures with two nitrogen atoms (pyrimidines). The cure reaction
BT-Epoxy
Subgroup of polymers
incorporated into the backbone, separated by aromatic rings. The aromatic diamines have a low basicity that provides additional challenges to synthesis
Cardo_polymer
Chemical compound
Indazole, also called isoindazole, is a heterocyclic aromatic organic compound. This bicyclic compound consists of the fusion of benzene and pyrazole.
Indazole
Property of conjugated systems with 4n delocalized electrons
contrast to the diamagnetic ring current present in aromatic compounds, antiaromatic compounds have a paramagnetic ring current, which can be observed
Antiaromaticity
Organic reaction used to convert arenes to cyclohexadienes
Australian chemist Arthur Birch and involves the organic reduction of aromatic rings in an amine solvent (traditionally liquid ammonia) with an alkali metal
Birch_reduction
Chemical compound
highly soluble in water. The compound is classified as aromatic due to the presence of a planar ring containing 6 π-electrons (a pair of electrons from the
Imidazole
Class of chemical substances
comprise a pyridine ring. The pyridine structure, which appears as a substructure in the of this class members, is an aromatic six-membered ring containing a
Pyridines
Subdiscipline of chemistry, focusing on carbon compounds
DNA, RNA). Rings can fuse with other rings on an edge to give polycyclic compounds. The purine nucleoside bases are notable polycyclic aromatic heterocycles
Organic_chemistry
Chemical reaction
lithiation of anisole. The general principle is outlined in scheme 1. An aromatic ring system with a DMG group 1 interacts with an alkyllithium such as n-butyllithium
Directed_ortho_metalation
Chemical compound
on the central carbon atom and all three "wings" becoming identical aromatic rings terminated by a primary amine group.[clarification needed] Other resonance
Fuchsine
Organic compound consisting entirely of hydrogen and carbon
have the formula CnH2n−2. Aromatic hydrocarbons, also known as arenes, which are hydrocarbons that have at least one aromatic ring. 10% of total nonmethane
Hydrocarbon
Chemical reaction in which one functional group in a compound is replaced by another
group in the process. Aromatic substitution occurs on compounds with systems of double bonds connected in rings. See aromatic compounds for more. Electrophiles
Substitution_reaction
Class of pharmacological agents
between LHS aromatic ring and TM3 and TM6. This interaction is consistent between the ligands. Most of the selective agonists have an aromatic ring formation
Beta3-adrenergic_agonist
Chemical compound
symbols Hie and Hid, respectively. The imidazole/imidazolium ring of histidine is aromatic at all pH values. Under certain conditions, all three ion-forming
Histidine
Chemical compound
polycyclic aromatic hydrocarbon (PAH). The molecule can be viewed as the fusion of naphthalene and benzene unit connected by a five-membered ring. The chemical
Fluoranthene
Notation used for specifying substructural patterns in chemical molecules
defines (aromatic carbon or aromatic nitrogen) with implicit hydrogen. The 'and' operator & has higher priority than , so [c,n&H] defines aromatic carbon
SMILES arbitrary target specification
SMILES_arbitrary_target_specification
Type of organic reaction
Morgan–Walls reaction, the linker between the aromatic ring and the amide nitrogen is an ortho-substituted aromatic ring. This N-acyl 2-aminobiphenyl cyclizes
Bischler–Napieralski_reaction
Aromatic compounds containing Halogen atom(s) in place of Hydrogen
(also known as a haloarene) is an aromatic compound in which one or more hydrogen atoms directly bonded to an aromatic ring are replaced by a halogen atom
Aryl_halide
Method for producing 2-aminopyridine derivatives
sodium. Electrons from the N atom are then pushed towards the ring to regain aromaticity, forming a C=N bond and ejecting a hydride ion in the process
Chichibabin_reaction
Overview of and topical guide to organic chemistry
peptides, proteins Aromatics Acetophenones Anilines Anisoles Benzene Benzenesulfonic acids Benzophenones Nitrobenzenes Phenols Aromatic hydrocarbons Toluene
Outline_of_organic_chemistry
Categories of carbon
colleagues emphasised the role of basic structural units (BSU), made of planar aromatic structures consisting of less than 10–20 rings, with four layers or fewer
Graphitizing and non-graphitizing carbons
Graphitizing_and_non-graphitizing_carbons
Noncovalent molecular interaction
interaction geometry places the cation in van der Waals contact with the aromatic ring, centered on top of the π face along the 6-fold axis. Studies have shown
Cation–π_interaction
2002, a basic cyclization using nucleophilic catalyst. The slow addition of hydroxycarboxylic acids (seco acids) into a system containing aromatic carboxylic
Shiina_macrolactonization
Chemical compound
pair occupying a 2p orbital and interacting and being withdrawn by the aromatic ring), this is not possible in this molecule, as the nitrogens' methyl groups
1,8-Bis(dimethylamino)naphthalene
1,8-Bis(dimethylamino)naphthalene
Type of chemical compound
porphyrins. With a total of 26 π-electrons the porphyrin ring structure is a coordinated aromatic system. One result of the large conjugated system is that
Porphyrin
1,2-rearrangement of 1,2-diketones
while the other is reduced. The reaction has been shown to work in aromatic, semi-aromatic, aliphatic, and heterocyclic substrates. The reaction works best
Benzilic_acid_rearrangement
a basic esterification using a nucleophilic catalyst. The successive addition of carboxylic acids and alcohols into a system containing aromatic carboxylic
Shiina_esterification
Organic redox reaction
(1999). "Hydrogen Peroxide/Boric Acid: An Efficient System for Oxidation of Aromatic Aldehydes and Ketones to Phenols". Synthetic Communications. 29 (21): 3781
Dakin_oxidation
Type of dye
dyes are derived from triphenylmethane, in which at least two of the aromatic rings have electron-donating substituents (e.g. amino groups, secondary and
Polymethine_dyes
Class of main-group heterocycle
a unique class of aromatic boron and nitrogen containing heterocycles isoelectronic and isostructural to carbon-containing aromatic compounds such as
Azaborine
Chemical reaction for ortho-formylation of phenols
charged phenoxide (5). The negative charge is delocalised into the aromatic ring, making it far more nucleophilic. Nucleophilic attack on the dichlorocarbene
Reimer–Tiemann_reaction
Chemical compound
(TPz or TPyzPz), also known as azaphthalocyanine (AzaPc), is a planar, aromatic, macrocyclic, organic compound that is viewed as an aza-analogue of phthalocyanine
Tetrapyrazinoporphyrazine
Organic compound made by removing substituents from an aromatic ring
benzynes are a class of highly reactive chemical species derived from an aromatic ring by removal of two substituents. Arynes are examples of didehydroarenes
Aryne
Chemical activating melatonin receptors
aromatic ring. Various modulations showed promising activity, especially the naphthalene ring which is present in agomelatine (Figure 1). Other ring systems
Melatonin_receptor_agonist
Chemical compound
Anthranilic acid is an aromatic acid with the formula C6H4(NH2)(CO2H) and has a sweetish taste. The molecule consists of a benzene ring, ortho-substituted
Anthranilic_acid
Chemical compound
Ring-opening approaches have been developed from phospholes. Structural studies by electron diffraction reveal that phosphorine is a planar aromatic compound
Phosphorine
Organic compound (C6H5COOH)
Reactions of benzoic acid can occur at either the aromatic ring or at the carboxyl group. Electrophilic aromatic substitution reaction will take place mainly
Benzoic_acid
Chemical reaction
migration of halogen substituents to a different position on an aromatic or heteroaromatic ring, resulting in a net positional shift of the halogen from its
Halogen_dance_rearrangement
Heterocyclic compound consisting of fused benzene and furan rings
Benzofuran is the heterocyclic compound consisting of fused benzene and furan rings. This colourless liquid is a component of coal tar. Benzofuran is the structural
Benzofuran
Chemical compound
6-triamino-1,3,5-trinitrobenzene is an aromatic secondary explosive, based on the basic six-carbon benzene ring structure with three nitro functional groups
TATB
Byproducts from the production of wood pulp
bisulfite and an aldehyde under a basic environment completes sulfonation. Here the sulfonic acid groups end up on the aromatic ring instead of the aliphatic sidechain
Lignosulfonates
Organic compound used in dyes
the formula C13H9N. Acridines are substituted derivatives of the parent ring. It is a planar molecule that is structurally related to anthracene with
Acridine
Chemical compound in nucleic acids
(uracil in RNA). It is a pyrimidine derivative, with a heterocyclic aromatic ring and two substituents attached (an amine group at position 4 and a keto
Cytosine
Chemical compound
2,6-Lutidine is a natural heterocyclic aromatic organic compound with the formula (CH3)2C5H3N. It is one of several dimethyl-substituted derivative of
2,6-Lutidine
Representation method in chemistry
Ad for the 1-adamantyl group Tr or Trt for the trityl group Ar for any aromatic substituent (Ar is also the symbol for the element argon. However, argon
Skeletal_formula
Soluble chemical substance or natural material which can impart color to other materials
aromatic rings carry electron-donating substituents. Example: Basic Green 4 (malachite green). C.I. Basic Red 22 C.I. Disperse Yellow 31 C.I. Basic Green
Dye
Chemical compound
oxidative stress, one of the double-bonded nitrogen atoms that connects the aromatic rings gets radicalized and can further break down into reactive oxygen species
Methyl_orange
Class of chemical compounds
refers to a chemical structure formed by attachment of an aromatic benzenoid (phenyl) ring to a hydroxyl (-OH) group (hence the -ol suffix). The term
Polyphenol
Chemical reaction
The Letts nitrile synthesis is a chemical reaction of aromatic carboxylic acids with metal thiocyanates to form nitriles. The reaction includes the loss
Letts_nitrile_synthesis
Class of ions
number of π electrons in the ring system, can furthermore be crucial factors in reaction kinetics. The formation of an aromatic carbocation is much faster
Carbenium_ion
Class of chemical compounds
oxidation occurs by a CYP enzyme to cyclo-dopa; (b) on the other hand, the aromatic ring of dopa is activated by a dopa-4,5-dioxygenase opened to seco-dopa,
Betalain
Anti-nausea group of medications
carbonyl-containing linking moiety, aromatic/heteroaromatic ring, and a basic center. The carbonyl group is coplanar to the aromatic ring. 5-HT3 receptor antagonists
5-HT3_antagonist
Class of organic compounds used as dye
photoisomerization between trans and cis configurations. In the trans isomer, the aromatic rings (or other substituents) are on opposite sides of the double bond, resulting
Azo_dye
Terpene hydrocarbon
dill, and bergamot orange plants. Limonene is a major component of the aromatic scents and resins characteristic of numerous coniferous and broadleaved
Limonene
Method of identifying trace chemicals
fragmentation mode. Aromatic hydrocarbons show distinct molecular ion peak.benzylic cleavage is pretty common. When alkyl groups are attached to the ring, a favorable
Mass_spectral_interpretation
Chemical compound
which, in many such cyclic molecules, would imply delocalization or even aromaticity. To account for these features, early bonding models starting from the
Hexachlorophosphazene
Thermodynamic model
Especially aromatic compounds are not differentiated from normal ring-containing components. This is a severe problem because aromatic and aliphatic
Joback_method
Mixture of fragrant substance
diffuse a pleasant and fragrant odor. They consist of artificial mixtures of aromatic chemicals and essential oils. The 1939 Nobel Laureate for Chemistry, Leopold
Perfume
tricyclic derivatives of 10-azasteroids. The D-ring has been removed and the C-ring substituted for an aromatic one. The first compounds developed were selective
Discovery and development of 5α-reductase inhibitors
Discovery_and_development_of_5α-reductase_inhibitors
Rearrangement in organic chemistry
of the oxygen-silicon bond. The silyl substituents can be aliphatic or aromatic, and if the silicon is a center of chirality, the migration occurs with
Brook_rearrangement
isoprene units) Basic forms: Acyclic (linear, cis and trans forms) Monocyclic (single ring) Bicyclic (2 rings) Iridoids (cyclopentane ring) Iridoid glycosides
List of phytochemicals in food
List_of_phytochemicals_in_food
Chemical compound
(CH2) linked to each other to form a triangular ring. The small size of the ring creates substantial ring strain in the structure. Cyclopropane itself is
Cyclopropane
Part of a molecule responsible for its color
three aromatic rings all bonded to a tetrahedral sp3 hybridized carbon atom in the middle which does not make the π-bonding in the aromatic rings conjugate
Chromophore
Chemical compound
reduction of chlorphthalazine with phosphorus and hydroiodic acid. It possesses basic properties and forms addition products with alkyl iodides. Upon oxidation
Phthalazine
Process of converting organic compounds into nitroso derivatives
RNO + H2O In principle, NO+ can substitute directly onto an aromatic ring, but the ring must be substantially activated, because NO+ is about 14 bel
Nitrosation_and_nitrosylation
Organic addition reaction which involves free radicals
additions are known for a variety of unsaturated substrates, both olefinic or aromatic and with or without heteroatoms. Free-radical reactions depend on one or
Free-radical_addition
Chemical compound
It is an aromatic compound, with six π electrons (satisfying Hückel's rule) delocalised over a cyclic planar system; each of the six ring carbon atoms
Hexamethylbenzene
Hydrocarbon compounds composed of rings fused such that the molecule is nonplanar
contorted aromatics, or more precisely contorted polycyclic aromatic hydrocarbons, are polycyclic aromatic hydrocarbons (PAHs) in which the fused aromatic molecules
Contorted_aromatics
Chemical reaction in organic chemistry
is a similar ring closing intramolecular chemical reaction of diesters with base to give β-ketoesters. The Hauser donor is an aromatic sulfone or methylene
Robinson_annulation
Type of drugs
dopamine D3 receptors. In general, phenylethylamine consists of an aromatic ring connected to an amine group which is 2 carbons away. Each type of phenylethylamine
Synthetic_drug
Chemical compound
heteroaromatic compound in which a six-membered benzene ring is annulated with a five-membered γ-butyrolactone ring. The 2(3H)-benzofuranone can also be considered
2-Coumaranone
Dye that adheres by non-ionic forces
within interstices of the fibres. Aggregation is enhanced by extended aromatic rings. Representative direct dyes Direct Blue 1 Trypan blue (Direct Blue 14)
Substantive_dye
Boron containing acene compounds
polycyclic aromatic hydrocarbons containing at least one boron atom. Structurally, they are related to acenes, linearly fused benzene rings. However, the
Boraacenes
BASIC AROMATIC-RING
BASIC AROMATIC-RING
Boy/Male
Muslim
King, Basil the herb (1)
Girl/Female
Arabic, Muslim
Aromatic Sweet Basil
Boy/Male
Indian
Aromatic
Boy/Male
Hindu
King, Basil the herb
Girl/Female
Muslim/Islamic
Aromatic
Boy/Male
Muslim
Aromatic
Girl/Female
Arabic, Muslim
Aromatic
Girl/Female
Afghan, Arabic, Australian
Aromatic; Sweet Basil
Boy/Male
Greek American English
Royal. Kingly. St Basil the Great was Bishop of Caesarea in the latter half of the 4th century....
Female
Hebrew
 Variant spelling of Hebrew Basya, BASIA means "daughter of God."
Girl/Female
Muslim/Islamic
Aromatic
Girl/Female
Indian, Sanskrit
Joins Devotion and Piety
Boy/Male
Greek
Royal. Kingly. St Basil the Great was Bishop of Caesarea in the latter half of the 4th century....
Boy/Male
Arabic, Muslim
Fragrant; Aromatic
Girl/Female
Arabic, French, Muslim
Aromatic
Boy/Male
Tamil
King, Basil the herb
Male
English
 English form of French Basile, BASIL means "king." Also sometimes given as an herb name.
Girl/Female
Muslim
Aromatic
Boy/Male
Muslim/Islamic
Aromatic
Girl/Female
Arabic, Muslim
Aromatic; Sweet Basil
BASIC AROMATIC-RING
BASIC AROMATIC-RING
Girl/Female
Hindu, Indian
Silver
Boy/Male
Hebrew
warrior.
Girl/Female
Arabic, Muslim
Righteous; Intelligent; A Pious
Girl/Female
Biblical
Blackness of Libnah.
Boy/Male
Tamil
Devine smile
Girl/Female
Arabic, Gujarati, Indian, Muslim
Happiness; Saviour
Surname or Lastname
English (Yorkshire)
English (Yorkshire) : unexplained; perhaps a habitational name from a lost or unidentified place in Yorkshire.
Girl/Female
Muslim
A literary person, Cultured, Civilized
Surname or Lastname
English
English : variant spelling of Wire.Irish : see Weir.
Boy/Male
German, Teutonic
Axe-ruler; Soldier who Wields an Axe
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
a.
Pertaining to, or containing, aroma; fragrant; spicy; strong-scented; odoriferous; as, aromatic balsam.
a.
Falsely romantic.
n.
The Aramaic language.
v. t.
To impregnate with aroma; to render aromatic; to give a spicy scent or taste to; to perfume.
a.
Of or pertaining to romance; involving or resembling romance; hence, fanciful; marvelous; extravagant; unreal; as, a romantic tale; a romantic notion; a romantic undertaking.
a.
Alt. of Aromatical
a.
Same as Acroamatic.
n.
A plant, drug, or medicine, characterized by a fragrant smell, and usually by a warm, pungent taste, as ginger, cinnamon, spices.
a.
Of or pertaining to the body as a whole; corporeal; as, somatic death; somatic changes.
a.
Characterized by strangeness or variety; suggestive of adventure; suited to romance; wild; picturesque; -- applied to scenery; as, a romantic landscape.
n.
The quantity contained in a basin.
a.
Of or pertaining to barium; as, baric oxide.
n.
Related to the Roman people by descent; -- said especially of races and nations speaking any of the Romanic tongues.
n.
A basic silicate.
a.
Of or pertaining to the wall of the body; somatopleuric; parietal; as, the somatic stalk of the yolk sac of an embryo.
a.
Aromatic.
n.
The name given to several aromatic herbs of the Mint family, but chiefly to the common or sweet basil (Ocymum basilicum), and the bush basil, or lesser basil (O. minimum), the leaves of which are used in cookery. The name is also given to several kinds of mountain mint (Pycnanthemum).
a.
Of or pertaining to the style of the Christian and popular literature of the Middle Ages, as opposed to the classical antique; of the nature of, or appropriate to, that style; as, the romantic school of poets.
a.
Said of crystalline rocks which contain a relatively low percentage of silica, as basalt.
a.
Entertaining ideas and expectations suited to a romance; as, a romantic person; a romantic mind.