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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 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 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 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 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 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
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
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
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
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
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
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
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
alkaloids such as papaverine. The isoquinoline ring in these natural compound derives from the aromatic amino acid tyrosine. Isoquinoline is a colorless
Isoquinoline
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
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
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
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
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
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
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
Indazole, also called isoindazole, is a heterocyclic aromatic organic compound. This bicyclic compound consists of the fusion of benzene and pyrazole.
Indazole
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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 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
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
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
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
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
Natural bicyclic sesquiterpene
a ring-opened isomer. Caryophyllene is one of the chemical compounds that contributes to the aroma of black pepper. β-Caryophyllene is under basic research
Caryophyllene
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
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
a basic esterification using a nucleophilic catalyst. The successive addition of carboxylic acids and alcohols into a system containing aromatic carboxylic
Shiina_esterification
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 used as an intermediate to antimalarial drugs
pyridine ring from 3-chloroaniline. The chlorine atom in the 4-position in the pyridine ring is much more reactive in nucleophilic aromatic substitution
4,7-Dichloroquinoline
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
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
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
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
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
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
Thermodynamic model
Especially aromatic compounds are not differentiated from normal ring-containing components. This is a severe problem because aromatic and aliphatic
Joback_method
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
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
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
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
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
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
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
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
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
Overview of and topical guide to organic chemistry
constants Lewis acids and bases Chemoselectivity Molecular structure Aromaticity Chemical bonding Covalent bonding Lewis model Molecule shapes Bond angles
Outline_of_organic_chemistry
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
Chemical compound
reported aliphatic polybenzimidazoles in 1949. However the discovery of aromatic polybenzimidazole, which shows excellent physical and chemical properties
Polybenzimidazole
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
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
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
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
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
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 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
Organic compounds made of alkyl/aryl groups bound to oxygen (R–O–R')
ladder polyethers. The phenyl ether polymers are a class of aromatic polyethers containing aromatic cycles in their main chain: polyphenyl ether (PPE) and
Ether
Heating of coal in the absence of oxygen
C2H6 A more realistic but complex view involves the alkylation of an aromatic ring of a coke nucleus. Acidic catalysts are thus especially prone to coking
Coking
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
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
Chemical compound
group is a strong electron withdrawing group, and leads to electrophilic aromatic substitution reactions at the meta position. Pentafluorosulfanylbenzene
Pentafluorosulfanylbenzene
water. An oxygen rebound mechanism can be assumed. GcoA positions the aromatic ring within the hydrophobic active site cavity where the heme is located
Cytochrome P450 aromatic O-demethylase
Cytochrome_P450_aromatic_O-demethylase
Type of material
Epoxy is the family of basic components or cured end products of epoxy resins, also known as polyepoxides, a class of reactive prepolymers and polymers
Epoxy
BASIC AROMATIC-RING
BASIC AROMATIC-RING
Boy/Male
Muslim/Islamic
Aromatic
Boy/Male
Muslim
Aromatic
Boy/Male
Muslim
King, Basil the herb (1)
Boy/Male
Hindu
King, Basil the herb
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/Islamic
Aromatic
Girl/Female
Afghan, Arabic, Australian
Aromatic; Sweet Basil
Girl/Female
Arabic, Muslim
Aromatic; Sweet Basil
Female
Hebrew
 Variant spelling of Hebrew Basya, BASIA means "daughter of God."
Girl/Female
Muslim/Islamic
Aromatic
Boy/Male
Greek
Royal. Kingly. St Basil the Great was Bishop of Caesarea in the latter half of the 4th century....
Girl/Female
Muslim
Aromatic
Boy/Male
Indian
Aromatic
Girl/Female
Arabic, Muslim
Aromatic
Boy/Male
Greek American English
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
Indian, Sanskrit
Joins Devotion and Piety
Girl/Female
Arabic, Muslim
Aromatic Sweet Basil
Girl/Female
Arabic, French, Muslim
Aromatic
BASIC AROMATIC-RING
BASIC AROMATIC-RING
Female
Russian
(Борбала) Russian form of Greek Barbara, BORBALA means "foreign; strange."
Boy/Male
Hindi
White.
Girl/Female
Biblical
Worldly possession, possessed of confusion.
Girl/Female
Indian, Punjabi, Sikh
Immovable
Female
English
Variant spelling of Latin Isidora, ISADORA means "gift of Isis."Â
Boy/Male
Arabic, Muslim
Protected of the Beneficent
Girl/Female
Hindu, Indian
Superb
Surname or Lastname
German
German : variant of Ulrich.English : probably from the Old English personal name Wulfrīc (see Wooldridge).Scottish : reduced form of McUrich, itself a reduced form of McCurrach.
Boy/Male
Indian, Malayalam
Smart; Lucky
Boy/Male
Hindu, Indian
Equality
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
BASIC AROMATIC-RING
a.
Of or pertaining to the wall of the body; somatopleuric; parietal; as, the somatic stalk of the yolk sac of an embryo.
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.
n.
The Aramaic language.
a.
Pertaining to, or containing, aroma; fragrant; spicy; strong-scented; odoriferous; as, aromatic balsam.
a.
Entertaining ideas and expectations suited to a romance; as, a romantic person; a romantic mind.
a.
Aromatic.
n.
Related to the Roman people by descent; -- said especially of races and nations speaking any of the Romanic tongues.
a.
Said of crystalline rocks which contain a relatively low percentage of silica, as basalt.
a.
Of or pertaining to the body as a whole; corporeal; as, somatic death; somatic changes.
n.
A plant, drug, or medicine, characterized by a fragrant smell, and usually by a warm, pungent taste, as ginger, cinnamon, spices.
a.
Falsely romantic.
v. t.
To impregnate with aroma; to render aromatic; to give a spicy scent or taste to; to perfume.
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.
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.
Alt. of Aromatical
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.
n.
A basic silicate.
a.
Same as Acroamatic.
a.
Of or pertaining to barium; as, baric oxide.