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Organic compounds with a diazenyl group (–N=N–)
Azo compounds are organic compounds bearing the functional group diazenyl (R−N=N−R′, in which N is nitrogen and R and R′ can be either aryl or alkyl groups)
Azo_compound
Class of organic compounds used as dye
important family of azo compounds, i.e. compounds containing the C−N=N−C linkage. Azo dyes are synthetic dyes and do not occur naturally. Most azo dyes contain
Azo_dye
Chemical reaction that joins diazonium (R–N≡N) to an aromatic compound
chemistry, an azo coupling is a reaction between a diazonium compound (R−N≡N+) and another aromatic compound that produces an azo compound (R−N=N−R’). In
Azo_coupling
Topics referred to by the same term
Azo or AZO may refer to: Azo of Bologna, a medieval Italian jurist Azo of Iberia, a Georgian ruler Azo compound, a functional group and class of compounds
Azo
Two phenyl rings linked by a N=N double bond
The term "azobenzene" or simply "azo" is often used to refer to a wide class of similar compounds. These azo compounds are considered as derivatives of
Azobenzene
Urinary analgesic
been reported to cause sulfhemoglobinemia. Phenazopyridine is an azo dye. Other azo dyes, which were previously used in textiles, printing, and plastic
Phenazopyridine
Chemical compound
the azo derivative: 2 (CH3)2C(CN)OH + N2H4 → [(CH3)2C(CN)]2N2H2 + 2 H2O [(CH3)2C(CN)]2N2H2 + Cl2 → [(CH3)2C(CN)]2N2 + 2 HCl Related azo compounds behave
Azobisisobutyronitrile
Chemical compound
Azo violet (Magneson I; p-nitrobenzeneazoresorcinol) is an azo compound with the chemical formula C12H9N3O4. It is used commercially as a violet dye and
Azo_violet
Chemical element with atomic number 7 (N)
and appears in the English names of some nitrogen compounds such as hydrazine, azides and azo compounds. Elemental nitrogen is usually produced from air
Nitrogen
Chemical compound
chemical compound belonging to the group of benzimidazolone pigments and classified as one of the azo pigments. Pigment Orange 36 is synthesized by the azo coupling
Pigment_orange_36
Chemical compound
aromatic organic molecule and a common azo dye with a formula of C6H5N2C6H4OH. It has a phenolic hydroxyl and an azo group in the same molecule. Like most
Solvent_Yellow_7
Chemical group (>C=N=N)
diazo compound is diazomethane, CH2N2. Diazo compounds (R2C=N2) should not be confused with azo compounds (R−N=N−R) or with diazonium compounds (R−N+2)
Diazo
Chemical compound of the form R–N=N(–O)–R
considered N-oxides of azo compounds. Azoxy compounds are 1,3-dipoles and cycloadd to double bonds. Most azoxy-containing compounds have aryl substituents
Azoxy_compounds
Chemical compound
AMPA) is a chemical compound used to study the chemistry of the oxidation of drugs. It is a free radical-generating azo compound. It is gaining prominence
2,2'-Azobis(2-amidinopropane) dihydrochloride
2,2'-Azobis(2-amidinopropane)_dihydrochloride
Chemical compound
Pigment Yellow 13 is an organic compound and an azo compound. It is a widely used yellow pigment. It is also classified as a diarylide pigment, being derived
Pigment_Yellow_13
Chemical compound
Allura Red AC is an organic compound classified as an azo compound and a disulfonate. Also known as FD&C Red 40 or E129, it is a red dye commonly used
Allura_Red_AC
Chemical compounds and groups containing nitrogen with a lone pair (:N)
manufacture of azo dyes. It reacts with nitrous acid to form diazonium salt, which can undergo coupling reaction to form an azo compound. As azo-compounds are highly
Amine
Chemical reaction
are typically not used to reduce aryl nitro compounds to anilines because they tend to produce azo compounds. (See below) Several methods have been described
Reduction_of_nitro_compounds
Industrial and food chemical
Azodicarbonamide, ADCA, ACA, ADA, or azo(bis)formamide, is a chemical compound with the molecular formula C2H4O2N4. It is a yellow to orange-red, odorless
Azodicarbonamide
Chemical compound
of ten nitrogen atoms contained within two 1,2,3,4-tetrazole rings and an azo bridge. It is related to 1,1'-azobis-1,2,3-triazole which has a similar structure
1,1'-Azobis(1,2,3,4-tetrazole)
1,1'-Azobis(1,2,3,4-tetrazole)
Chemical compound
is an organic compound with the structural formula CH3CH2−O−C(=O)−N=N−C(=O)−O−CH2CH3. Its molecular structure consists of a central azo functional group
Diethyl_azodicarboxylate
Chemical compound
Pigment Orange 13 is an organic compound and an azo compound. It is a commercial orange pigment. It is also classified as a diarylide pigment, being derived
Pigment_Orange_13
Chemical compound
Pigment Yellow 14 is an organic compound classified as an azo compound. It is a commercial yellow pigment. It is also classified as a diarylide pigment
Pigment_Yellow_14
Chemical compound
Pigment Yellow 12 is an organic compound and an azo compound. It is a widely used yellow pigment. It is also classified as a diarylide pigment, being derived
Pigment_Yellow_12
Chemical bond involving four bonding electrons; has one sigma plus one pi bond
carbon atom and an oxygen atom. Other common double bonds are found in azo compounds (N=N), imines (C=N), and sulfoxides (S=O). In a skeletal formula, a
Double_bond
Chemical compound
Pigment Yellow 154 is a chemical compound belonging to the group of benzimidazolone pigments and classified as one of the azo pigments. Pigment Yellow 154
Pigment_Yellow_154
Chemical compound
3-triazole rings. It is stable up to 194 °C. The compound exhibits cis–trans isomerism at the central azo group: the trans isomer is more stable and is yellow
1,1'-Azobis-1,2,3-triazole
Chemical compound
azodicarboxylic acid. It is used as a reagent in the production of many organic compounds. It is often used with triphenylphosphine in the Mitsunobu reaction, wherein
Diisopropyl_azodicarboxylate
Chemical compound
Jianying Zhang, Gangling Chen, Xuedong Gong (September 2021). "Energetic azo compounds based on 2,2′, 4,4′, 6,6′- hexanitroazobenzene: Structures, detonation
Azomethane
Chemical compound
coupling reaction in the presence of nitrite to give a strongly colored azo compound. Sample containing nitrite ions is first neutralized and then treated
N-(1-Naphthyl)ethylenediamine
Chemical compound
Diimide, also called diazene or diimine, is a compound having the formula HN=NH. It exists as two geometric isomers, E (trans) and Z (cis). The term diazene
Diimide
Any chemical compound having at least one nitrogen atom
amines (R3N), imines (RC(=NR)R), imides ((RCO)2NR), azides (RN3), azo compounds (RN2R), cyanates and isocyanates (ROCN or RCNO), nitrates (RONO2), nitriles
Nitrogen_compounds
Chemical compound
Toluidine red is an organic compound with the formula C10H6(OH)(N2C6H3(NO2)CH3). A dark red solid, the compound is classified as a azo dye consisting of a 2-naphthol
Toluidine_red
Chemical compound
Calmagite Names IUPAC name 3-Hydroxy-4-[(2-hydroxy-5-methylphenyl)azo]-1-naphthalenesulfonic acid Identifiers CAS Number 3147-14-6 Y 3D model (JSmol)
Calmagite
Chemical compound
alcohol, such as methanol. Usually, the reaction is initiated with an azo compound or a peroxide (used between 0.002% and 0.1% w/w). The temperature of
Ethylene-vinyl_acetate
Chemical compound
with a strong base, the azo compound (5) could be crystallized with 65% yield. The last step is a photolysis of the azo compound. This photolysis leads
Prismane
Chemical compound
4-Amino-3-azidocarbonyl Furoxan as an Universal Synthon for the Synthesis of Energetic Compounds of the Furoxan Series. 30th International Annual Conference of ICT. Karlsruhe
4,4'-Dinitro-3,3'-diazenofuroxan
4,4'-Dinitro-3,3'-diazenofuroxan
Chemical compound
used for sensitization of priming compositions. It is a derivative of the compound with the IUPAC name tetrazene. Tetrazene is slightly more impact-sensitive
Tetrazene_explosive
Category of chemical compounds
decasulfide. Heating to 200 °C extrudes sulfur in this compound and forms the corresponding azo compound. Disulfur monoxide S=S=O is stable at 20 °C for several
Thiosulfoxide
Chemical compound
a combination of sulfapyridine and 5-aminosalicylic acid coupled with an azo linkage. In people with rheumatoid arthritis, the cost-effectiveness of sulfasalazine
Sulfasalazine
Chemical compound
5-tri(p-glycosyloxyphenylazo)-2,4,6-trihydroxybenzene) is a glycosylated phenolic compound that binds strongly to galactans and arabinogalactan proteins. It can therefore
Yariv_reagent
Group of atoms giving a molecule characteristic properties
systematic prediction of chemical reactions and behavior of chemical compounds and the design of chemical synthesis. The reactivity of a functional group
Functional_group
Ink used for tattoos
automotive paint, or for printer's ink. Most inks are organic compounds, such as azo dyes and pigments, including monoazo, disazo, indigoid, and oxazine
Tattoo_ink
Chemical compound
Chemical compound
Fazadinium_bromide
Cleavage of C=C, C≡C, or N=N bonds with ozone
The reaction is predominantly applied to alkenes, but alkynes and azo compounds are also susceptible to cleavage. The outcome of the reaction depends
Ozonolysis
Chemical compound
Chemical compound
4,4'-Azobis(4-cyanopentanoic acid)
4,4'-Azobis(4-cyanopentanoic_acid)
Substance used to color food or drink
use in foods, beverages or cosmetics in the United States. Food portal Azo compound Acid dye E number Federal Food, Drug, and Cosmetic Act Food additive
Food_coloring
Chemical compound
Pigment Orange 34 is an organic compound and an azo compound. It is a commercial orange pigment, i.e. an insoluble colorant. It is also classified as a
Pigment_Orange_34
Chemical compound
This article about an organic compound is a stub. You can help Wikipedia by adding missing information.
ABCN
Type of leather dyed exclusively with soluble dyes
subject to laws and regulations in many countries, and the use of certain azo compounds is prohibited in the European Union as there are reasons to assume health
Aniline_leather
Chemical compound
Chemical compound
PPADS
Part of a molecule responsible for its color
(used in the eye to detect light), various food colorings, fabric dyes (azo compounds), pH indicators, lycopene, β-carotene, and anthocyanins. Various factors
Chromophore
Chemical compound
Acid orange 20 (also Orange I) is an organic compound and an azo dye. It is one of the first water soluble dyes to be commercialized, and one of seven
Acid_orange_20
Benzimidazolone pigments, or benzimidazolone azo pigments for short, are azo pigments named after the benzimidazolone group contained in the coupling
Benzimidazolone_pigments
Document reproduction produced by using the diazo chemical process
the pungent chemical ammonia as a developer sped up its replacement. Azo compound Blueprint Heliographic copier Ozalid Parmeggiani, Fabio (2014). "Fear
Whiteprint
Class of organic compounds
benzophenone. Selected parameters: C=N, 128 pm; N-N, 138 pm, N-N-C(Ar), 119 pm Azo compound Imine Nitrosamine Hydrogenation of carbon–nitrogen double bonds March
Hydrazone
Group of organonitrogen compounds
first and still main use of diazonium salts is azo coupling, which is exploited in the production of azo dyes. In some cases water-fast dyed fabrics are
Diazonium_compound
Organic reaction in chemistry
where the combination of an organophosphine as an oxide acceptor, an azo compound as a hydrogen acceptor reagent, and a nucleophile are used to convert
Appel_reaction
Yellow food coloring
tartrazine based on the idea that a hydrazone is the tautomeric form of an azo compound (azo-hydrazo tautomerism). This production process was patented in 1893
Tartrazine
Anti-inflammatory drug
Pharmaceutical compound
Balsalazide
Chemical compound
CI Solvent Yellow 14 or Solvent Orange R) is an organic compound typically classified as an azo dye. It is an orange-red solid, used to color waxes, oils
Sudan_I
Substitution reaction in organic chemistry involving free radicals
light, but also by radical initiators such as organic peroxides or azo compounds. UV Light is used to create two free radicals from one diatomic species
Radical_substitution
Chemical compound
This article about an organic compound is a stub. You can help Wikipedia by adding missing information.
P-Azobenzenearsonate
Chemical compound
Methyl yellow, or C.I. 11020, is an organic compound with the formula C6H5N2C6H4N(CH3)2. It is an azo dye derived from dimethylaniline. It is a yellow
Methyl_yellow
Chemical compound
Potassium azodicarboxylate is a chemical compound with the formula C2K2N2O4. This chemical is used as a precursor to diimide. It can be synthesized by
Potassium_azodicarboxylate
Class of chemical compounds; intensely colorful dyes
are intensely colorful compounds characterized by the following structure: [−N=N−C(R)=N−NH−], and are closely related to azo (−N=N−) dyes. Their structure
Formazan
Chemical compound
This article about an organic compound is a stub. You can help Wikipedia by adding missing information.
Tetramethylazodicarboxamide
Chemical compound
3-Phenylazoacetylacetone (or phenyl-azo-acetylaceton) is a chemical compound used as an intermediate in the preparation of biologically active compounds, chelating agents
3-Phenylazoacetylacetone
Chemical compound
2 to the hydrazine 3. Oxidation with nitrous acid then produces the azo compound 4 from which on heating above the melting point, nitrogen gas evolves
Tetraphenylmethane
System of connected p-orbitals with delocalized electrons in a molecule
widely used for synthetic pigments and dyes are diazo and azo compounds and phthalocyanine compounds. Conjugated systems not only have low energy excitations
Conjugated_system
Chemical compound
Azoxybenzene is organic compound with the formula C6H5N(O)NC6H5. It is a yellow, low-melting solid. The molecule has a planar C2N2O core. The N-N and N-O
Azoxybenzene
Reaction in organic chemistry
organic reaction converting an aromatic azoxy compound with sulfuric acid or other strong acids to an azo compound with one arene ring substituted by a hydroxyl
Wallach_rearrangement
Chemical compound
Pigment Red 178 is an organic compound that is used as a pigment. Structurally, it is a derivative of perylene, although it is produced from perylenetetracarboxylic
Pigment_Red_178
Chemical compound
Direct Blue 15 is an organic compound that is classified as an azo dye. It is a dark blue water soluble solid. It is a popular substantive dye, which
Direct_Blue_15
Dessert originated in Germany
flavours. Götterspeise is usually coloured with artificial food colouring, azo compounds often being used. red colouring: azorubine (E 122), cochineal red A
Götterspeise
Powder used to add or alter colour
the development of hundreds of synthetic dyes and pigments like azo and diazo compounds. These dyes ushered in the flourishing of organic chemistry, including
Pigment
Chemical process
instance. Addition reactions have employed imines, oximes, azides, azo compounds, and others. A nitrogen bound to both a good electrofuge and a good
Electrophilic_amination
Chemical compound
yellow azo dye and an aromatic amine. It is a derivative of azobenzene. It has the appearance of an orange powder. Aniline Yellow was the first azo dye.
Aniline_Yellow
"Constituents of Agaricus xanthodermus Genevier: The First Naturally Endogenous Azo Compound and Toxic Phenolic Metabolites". Zeitschrift für Naturforschung C. 39
List of poisonous mushroom species
List_of_poisonous_mushroom_species
Molecules that can produce radicals and catalyze radical reactions
synthesis. Typical examples are molecules with a nitrogen-halogen bond, azo compounds, and organic and inorganic peroxides. Halogens undergo homolytic fission
Radical_initiator
Chemical compound
and by the decomposition of ortho-anilido-(-toluidido- et cetera)- azo compounds with dilute acids. If alkyl or aryl-ortho-diamines be used, azonium
Phenazine
attacks alcohols before thiols or selenides. Hydrazines dehydrogenate to azo compounds and thiols to a mixture of sulfides and disulfides. High yields require
Organobismuth_chemistry
Organic compound containing an –NO2 group
In organic chemistry, nitro compounds are organic compounds that contain one or more nitro functional groups (−NO2). The nitro group is one of the most
Nitro_compound
Most common thermoplastic polymer
remains largely intact. Azo crosslinking (PE-Xd): In the so-called Lubonyl process polyethylene is crosslinked preadded azo compounds after extrusion in a
Polyethylene
Chemical compound
3-Diphenyltriazene is the organic compound with the formula PhN=N-N(H)Ph (Ph = C6H5). It is a prototypical triazene, i.e. a compound with the functional group
1,3-Diphenyltriazene
Chemical compound
is an organic compound with the formula C10H6(OH)(CO2H). It is one of the several hydroxynaphthoic acids. It is a precursor to some azo dyes and pigments
3-Hydroxy-2-naphthoic_acid
Redox reaction that takes place with organic compounds
Oxidation of hydrazines to azo compounds Carbonyl reduction Amide reduction Nitrile reduction Reduction of nitro compounds Reduction of imines and Schiff
Organic_redox_reaction
Polyester material
Business Media. p. 391. ISBN 9789401112925. AZO Materials (21 August 2001). "Polyester - SMC; High Impact". AZO Materials. Retrieved 23 December 2018. Trauth
Sheet_moulding_compound
Chemical compound
reduction of some azo dyes. Methyl orange (azo coupling with dimethylaniline) Acid orange 7 (azo coupling with 2-naphthol) Chrysoine resorcinol (azo coupling with
Sulfanilic_acid
Chemical compound
Although the compound is often depicted as an azo compound, X-ray crystallography shows that the hydrazone form is favored as a result of azo-hydrazo-tautomerism
Pigment_Yellow_97
List of technologies used to write to optical discs
scorch a transparent organic dye (usually cyanine, phthalocyanine, or azo compound-based) to create "pits" (i.e. dark spots) over a reflective spiral groove
Optical disc recording technologies
Optical_disc_recording_technologies
Device for copying images
(usually ferric chloride FeCl3), that removes the excess copper. Lightbox Azo compound Blueprint Ozalid Heliographic copier Thermal copier Verifax copier Diatype
Contact_copier
Chemical reaction
nucleophilic addition of the enolate anion 2 to the diazonium salt produces the azo compound 3. Intermediate 3 has been isolated in rare cases. However, in most cases
Japp–Klingemann_reaction
Chemical compound
new class of compounds: azo dyes. Later, a new class of azo dyes that were based on "coupling" reactions entered the market. The new azo dyes were easy
Synthetic_colorant
Chemical compound
oxidizers, the amount of HCN produced by a deflagration may be reduced. The compound is thus considered by its advocates to be an environmentally friendlier
G2ZT
Chemical compound
is a precursor to some azo dyes by formation of the bis(diazonium) derivative, which is coupled to diverse aromatic compounds. Some commercial dyes derived
O-Dianisidine
Chemical compound
Acid orange 5 is a compound with formula Na(C6H5NHC6H4N=NC6H4SO3). It is an azo dye. It is also used as a pH indicator; it is red in pH under 1.4, orange-yellow
Acid_orange_5
Colorless flammable liquid with an ammonia-like odor
Azoverbindungen der Fettreihe. IV. Abhandlung. über das Hydrazin" [Diazo- and azo- compounds of alkanes. Fourth treatise. On hydrazine]. In Erdmann OL (ed.). Journal
Hydrazine
Class of enzymes
mechanism by using 2 equivalents of NAD(P)H to reduce one equivalent of the azo compound substrate (for example methyl red where Ar = p-dimethylaniline and Ar'
Azobenzene_reductase
Chemical compound
determination of barium, beryllium, lithium, uranium and thorium compounds. Being a compound of arsenic, it is highly toxic. Haartz, J. C.; Eller, Peter M
Thorin_(chemistry)
AZO COMPOUND
AZO COMPOUND
Girl/Female
Indian
Shadows at high Noon
Male
Portuguese
Portuguese form of Spanish Gonzalo, GONÇALO means "battle genius; war elf."
Male
German
 Old German name AZZO means "noble at birth." Compare with another form of Azzo.
Boy/Male
Muslim
Sweet
Girl/Female
Muslim
Hope
Boy/Male
Biblical
Seeing, prophesying.
Boy/Male
Arabic, Muslim
Comfort
Girl/Female
Muslim
Shadows at high Noon
Boy/Male
French, German, Italian
Little Eagle; Powerful Eagle
Boy/Male
African
youth'.
Male
Italian
 Italian name derived from Latin Accius, AZZO means "from Acca." Compare with another form of Azzo.
Boy/Male
African, Finnish, German, Ghana
Who Born on Saturday
Boy/Male
Biblical
A helper; a court.
Boy/Male
Native American
Spiritual guide.
Girl/Female
Indian
Handsome, Whimsy
Boy/Male
African
happiness'.
Boy/Male
German Italian French
Power of an eagle.
Girl/Female
Indian
Hope
Girl/Female
German, Portuguese
Noble; Kind; Inspiring
Girl/Female
Muslim
Handsome, Whimsy
AZO COMPOUND
AZO COMPOUND
Girl/Female
Arabic
Pride
Boy/Male
Hindu, Indian, Marathi
Lord Ayyappa
Girl/Female
Arabic, Indian, Muslim, Parsi
Angel
Boy/Male
Greek
Son of Oedipus.
Boy/Male
Afghan, Arabic, Indian, Muslim, Sindhi, Tamil
An Able Minister
Boy/Male
Australian, Danish, German, Indonesian
Spear Ruler
Boy/Male
German
Courageous
Surname or Lastname
English
English : from the Norman personal name Rainer, composed of the Germanic elements ragin ‘counsel’ + hari, heri ‘army’Jewish (Ashkenazic) : ornamental name from an inflected form of German rein or central Yiddish rayn ‘pure’.Probably also an altered spelling of German Reiner.
Boy/Male
English
Huntsman.
Surname or Lastname
Variant of German Jordan.English
Variant of German Jordan.English : perhaps an altered spelling of Gordon.
AZO COMPOUND
AZO COMPOUND
AZO COMPOUND
AZO COMPOUND
AZO COMPOUND
n.
Ado; bustle; stir; to do.
adv. & n.
Long since; long ago.
adv.
Afterwards; since; ago.
n.
Alt. of Ano
adv.
Long ago.
n.
A trade name for a brown dyestuff obtained from certain basic azo compounds of benzene; -- called also Bismarck brown, Manchester brown, etc.
adv.
Very lately; not long ago.
n.
Doing; trouble; difficulty; troublesome business; fuss; bustle; as, to make a great ado about trifles.
v.
Ado; bustle; business.
adv.
(Of time) In times past; ago.
a. & adv.
Past; gone by; since; as, ten years ago; gone long ago.
n.
Bustle; stir; commotion; ado.
a.
Not long ago; lately.
n.
To do; in doing; as, there is nothing ado.
adv.
Some time ago; formerly.
a. & adv.
Ago.