Search Results: Phenolate

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Phenolates
Senin, 2026-04-27 22:43:53

Phenolates (also called phenoxides) are anions, salts, and esters of phenols, containing the phenolate ion. They may be formed by reaction of phenols with...

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Aluminium phenolate
Minggu, 2025-03-30 13:45:41

Aluminium phenolate is the metalloorganic compound with the formula [Al(OC6H5)3]n. It is a white solid. 27Al NMR studies suggest that aluminium phenolate exists...

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Sodium phenoxide
Selasa, 2026-06-02 12:55:41

(sodium phenolate) is an organic compound with the formula NaOC6H5. It is a white crystalline solid. Its anion, phenoxide, also known as phenolate, is the...

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Phenol
Selasa, 2026-06-02 06:10:38

aqueous solution in the pH range ca. 8–12 it is in equilibrium with the phenolate anion C6H5O− (also called phenoxide or carbolate): C6H5OH ⇌ C6H5O− + H+...

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EDDHA
Senin, 2025-06-02 09:47:44

EDTA, it binds metal ions as a hexadentate ligand, using two amines, two phenolate centers, and two carboxylates as the six binding sites. The complexes...

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Dihydroxybenzenes
Senin, 2023-10-02 06:18:10

benzenediol can lose an H+ from one of the hydroxyls to form a type of phenolate ion. The Dakin oxidation is an organic redox reaction in which an ortho-...

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Phenoxyacetic acid
Selasa, 2026-05-19 01:09:33

a monocarboxylic acid and an aryl ether. Its preparation from sodium phenolate and sodium chloroacetate in hot water was first reported in 1880. 1) C6H5O−Na+...

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Salicylic acid
Selasa, 2026-06-02 05:49:59

needed] Commercial vendors prepare sodium salicylate by treating sodium phenolate (the sodium salt of phenol) with carbon dioxide at high pressure (100 atm)...

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Barton–McCombie deoxygenation
Rabu, 2025-12-31 13:39:07

thiobenzoyl radical intermediates formed when the ester homolyzes fragment into carbonyl sulfide and phenyl radicals before forming tributyltin phenolate....

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Phenolphthalein
Selasa, 2026-04-07 03:55:16

acidic and slightly basic conditions. The doubly deprotonated (In2-) phenolate form (the anion form of phenol) gives the familiar pink color. In strongly...

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Para-Nitrophenylphosphate
Rabu, 2026-04-29 18:06:00

phosphate and the conjugate base of para-nitrophenol (pNP). The resulting phenolate is yellow, with a maximal absorption at 405 nm. This property can be used...

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Phenols
Kamis, 2025-12-04 21:05:40

phenol forms a corresponding negative phenolate ion or phenoxide ion, and the corresponding salts are called phenolates or phenoxides (aryloxides, according...

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4-Dimethylaminopyridine
Minggu, 2026-01-18 02:35:13

case, DMAP acts as a base and deprotonates the phenol, and the resulting phenolate ion adds to the anhydride. DMAP has a relatively high toxicity and is...

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Humic substance
Rabu, 2026-04-15 09:34:10

is a complex mixture of many different acids containing carboxyl and phenolate groups so that the mixture behaves functionally as a dibasic acid or,...

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2-Ethylphenol
Sabtu, 2023-12-16 23:04:59

ethylation of phenol using ethylene or ethanol in the presence of aluminium phenolate. "2-Ethylphenol". pubchem.ncbi.nlm.nih.gov. Fiege, Helmut; Voges, Heinz-Werner;...

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Perkin rearrangement
Kamis, 2024-09-12 22:10:41

which involve initial opening of the lactone to give a carboxylate and phenolate. Marriott, Karla-Sue C.; Bartee, Rena; Morrison, Andrew Z.; Stewart, Leonard;...

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Reimer–Tiemann reaction
Selasa, 2025-06-24 19:52:06

Ferdinand (1876). "Ueber die Einwirkung von Chloroform auf alkalische Phenolate" [The effect of chloroform on phenol and especially on the alkaline solution...

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PH helmet
Selasa, 2024-04-23 21:14:47

attacked the fabric. It had flannel layers of cloth-dipped in sodium phenolate and glycerin and protected against chlorine and phosgene, but not against...

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Electrophilic aromatic directing groups
Senin, 2026-01-12 05:39:14

base, the reaction is more rapid. It is due to the higher reactivity of phenolate anion. The negative oxygen was 'forced' to give electron density to the...

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Cellulase
Senin, 2026-05-11 12:48:34

compound to produce the phenolate species. The cellulase activity of a given sample is directly proportional to the quantity of phenolate liberated which can...

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List of organic salts
Minggu, 2025-09-21 22:09:41

Formates Acetamides Acetates Butyrates Benzoates Carboxylates Alkoxides Phenolates Oxalates Malonates Tartrates Malates Citrates Gluconates Maleates Sorbates...

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Spinach aptamer
Selasa, 2025-11-11 09:17:26

binds Spinach in the phenolate form. At pH < 6.0, both the phenolic and phenolate forms are detected. At pH = 6.0, only the phenolate peak is detected. DFHBI...

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Bumetanide
Selasa, 2026-03-03 01:57:01

5-aminosulfonyl-4-chloro-3-nitrobenzoic acid, which when reacted with sodium phenolate is transformed into 5-amino-sulfonyl-3-nitro-5-phenoxybenzoic acid. Reduction...

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Chemical weapons in World War I
Minggu, 2026-06-07 04:04:23

British P gas helmet, issued at the time, was impregnated with sodium phenolate and partially effective against phosgene. The modified PH Gas Helmet,...

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Methanethiol
Minggu, 2026-05-17 19:33:59

attacks methoxyl groups (OMe) in lignin, demethylating them to give free phenolate groups (PhO−) and releasing MeSH. Due to alkalinity, MeSH is readily deprotonated...

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Sodium ethoxide
Selasa, 2026-06-02 15:29:49

Sodium ethoxide is a strong base, and is therefore corrosive. Alkoxide Phenolate Sodium methoxide Sodium phenoxide Potassium methoxide Potassium ethoxide...

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Railroad worm
Sabtu, 2026-05-23 21:20:55

"Phrixotrix luciferase and 6′-aminoluciferins reveal a larger luciferin phenolate binding site and provide novel far-red combinations for bioimaging purposes"...

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Mallayan Palaniandvar
Rabu, 2026-03-11 03:16:00

Palaniandavar, M.; Stoeckli-Evans, H. (2007). "Mixed-ligand copper(II)-phenolate complexes: effect of coligand on enhanced DNA and protein binding, DNA...

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Kolbe–Schmitt reaction
Jumat, 2026-06-05 12:28:41

Beletskaya, I.P. (2025). "Development of Homogeneous Carboxylation of Phenolates via Kolbe–Schmitt Reaction". Molecules. 30 (2): 248. doi:10.3390/molecules30020248...

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1,1-Dimethylethylenediamine
Minggu, 2024-03-31 23:13:48

Israel; Kol, Moshe; Goldschmidt, Zeev "Zirconium Complexes of Amine-Bis(phenolate) Ligands as Catalysts for 1-Hexene Polymerization: Peripheral Structural...

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SN2 reaction
Sabtu, 2025-07-19 00:54:00

This effect can be demonstrated in the gas-phase reaction between a phenolate and a simple alkyl bromide taking place inside a mass spectrometer: With...

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Salicylaldoxime
Kamis, 2025-12-04 13:30:10

Structure of the copper(II) complex of the conjugate base of salicylaldoxime. The hydroxyl groups form hydrogen bonds to the phenolate oxygens....

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Alkali metal
Sabtu, 2026-05-30 15:50:10

four-coordinate hydrogen atom in the cubane core of lithium and sodium phenolates". Chem. Commun. 49 (100): 11809–11811. doi:10.1039/c3cc47393g. PMID 24217230...

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Zelinsky-Kummant gas mask
Minggu, 2026-03-01 04:47:16

masks," which were bandages soaked in a solution of hyposulfite, sodium phenolate, methenamine, etc. They functioned based on the chemical binding of toxic...

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Polyatomic ion
Kamis, 2026-04-23 19:31:42

(ethanoate) CH3COO− or C2H3O− Permanganate MnO−4 Peroxide O2−2 Acetylide C2−2 Phenolate C6H5O− Benzoate C6H5COO− or C7H5O−2 Chromate CrO2−4 Superoxide O−2 Cyanide...

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Karl Reimer
Senin, 2025-11-10 09:44:46

developed a new synthetic route to aromatic aldehydes by reacting aqueous phenolate solutions with chloroform (Reimer's reaction). Compared to Ferdinand Tiemann...

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Lead styphnate
Minggu, 2026-03-22 09:12:15

Lead styphnate (lead 2,4,6-trinitroresorcinate, C6HN3O8Pb), whose name is derived from styphnic acid, is an explosive used as a component in primer and...

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Catalase
Kamis, 2026-06-04 16:03:12

reactivity of the iron center may be improved by the presence of the phenolate ligand of Tyr358 in the fifth coordination position, which can assist...

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Dental cement
Jumat, 2025-07-18 03:12:36

silicophosphate) Polycarboxylate (zinc polycarboxylate, glass ionomer) Phenolate (zinc oxide, eugenol, and ethoxybenzoic acid [EBA]) Resin (polymeric)...

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Photoactive yellow protein
Senin, 2026-04-13 05:03:01

carbon of the phenyl ring appeared to be deprotonated – effectively a phenolate functional group. This was due to abnormally short hydrogen bonding lengths...

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Carboxylation
Minggu, 2026-05-10 06:00:38

salicylate, precursor to aspirin, is commercially produced by treating sodium phenolate (the sodium salt of phenol) with carbon dioxide at high pressure (100...

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Baylis–Hillman reaction
Jumat, 2025-07-11 08:52:15

as in the following enantioselective cyclization reaction in which a phenolate nucleophile adds to a functionalized enyne before aza-MBH ring closure...

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Green fluorescent protein
Minggu, 2026-06-07 20:35:40

cyclization reactions in Ser65–Tyr66–Gly67 that induce ionization of HBI to the phenolate form and chromophore formation. This process of post-translational modification...

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2,4,6-Tri-tert-butylphenol
Selasa, 2026-03-24 07:07:51

can also be easily oxidized electrochemically. In the alkaline, the phenolate anion formed is first oxidized in a reversible reaction to the phenoxy...

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Nonmetal
Senin, 2026-04-06 01:21:15

four-coordinate hydrogen atom in the cubane core of lithium and sodium phenolates", Chemical Communications, vol. 49, doi:10.1039/C3CC47393G Cox PA 1997...

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Siderophore
Jumat, 2025-10-03 10:47:57

ferric iron. The major groups of siderophores include the catecholates (phenolates), hydroxamates and carboxylates (e.g. derivatives of citric acid). Citric...

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Magnesium battery
Kamis, 2025-11-06 00:28:49

voltage window). Other electrolytes researched include borohydrides, phenolates, alkoxides, amido based complexes (e.g. based on hexamethyldisilazane)...

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Nucleic acid quantitation
Minggu, 2026-03-22 01:05:13

concentration. Absorption at 230 nm can be caused by contamination by phenolate ion, thiocyanates, and other organic compounds. For a pure RNA sample...

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Organolithium reagent
Senin, 2025-12-15 08:20:11

Collum, D. B.; et al. (2008). "Solution Structures of Lithium Enolates, Phenolates, Carboxylates, and Alkoxides in the Presence of N,N,N′,N′-Tetramethylethylenediamine:...

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Photolabile protecting group
Senin, 2026-02-16 16:53:45

limited to, phosphates, carboxylates, carbonates, carbamates, thiolates, phenolates and alkoxides. Additionally, while the rate varies with a number of variables...

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Bismuth subgallate
Sabtu, 2025-12-27 02:44:48

coordination polymer with the formula [Bi(C6H2(O)3COOH)(H2O)]n2nH2O. The phenolate oxygen atoms of the gallate ligand chelate to bismuth cations and form...

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2-Methylthioethylamine
Rabu, 2025-09-03 19:43:26

Israel; Kol, Moshe; Goldschmidt, Zeev (2002). "[ONXO]-Type Amine Bis(phenolate) Zirconium and Hafnium Complexes as Extremely Active 1-Hexene Polymerization...

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Stabilizer (chemistry)
Rabu, 2024-11-06 03:44:16

letting it break chemical bonds; often organic nickel salts, e.g. nickel phenolates emulsifiers and surfactants, for stabilization of emulsions[citation needed]...

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Aluminium isopropoxide
Minggu, 2026-06-07 13:38:54

oxidation employed aluminium butoxide in place of the isopropoxide. Aluminium phenolate Aluminium tert-butoxide, which is a dimer [(t-Bu-O)2Al(μ-O-t-Bu)]2. It...

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Adsorbable organic halides
Rabu, 2025-04-09 18:38:09

of 2,4,6-TBP resulting in the formation of a negatively charged halo-phenolate ion. Subsequent attack of the para-carbon with a hydride anion from NAD(P)H...

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Polymer stabilizer
Senin, 2025-10-06 15:48:04

light. Singlet oxygen can be quenched by metal chelates, with nickel phenolates being a common example. Nickel quenchers tend to be used in agricultural...

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Hemoglobin M disease
Selasa, 2025-10-14 19:00:48

(Fe3+) through discharge of a superoxide ion. Tyrosine can form an iron-phenolate complex with ferric iron which prevents reduction back to divalent ferrous...

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Farnesyl-diphosphate farnesyltransferase
Minggu, 2025-08-03 20:11:45

donor to facilitate abstraction of pyrophosphate. Moreover, the resulting phenolate anion can stabilize the resulting carbocation through cation-π interactions...

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List of UN numbers 2401 to 2500
Rabu, 2025-11-12 13:07:01

2496 8 Propionic anhydride UN 2497 ? (UN No. no longer in use) Sodium phenolate, solid (UN No. no longer in use) UN 2498 3 1,2,3,6-Tetrahydrobenzaldehyde...

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Salcomine
Kamis, 2024-01-18 02:47:42

this form, the cobalt centers achieve five-coordination via a bridging phenolate ligands. A monomeric form crystallizes with chloroform in the lattice...

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Alpha effect
Selasa, 2026-04-21 07:28:24

such as the fluoride anion, aniline, pyridine, ethylene diamine and the phenolate ion were found to have pseudo first order reaction rates corresponding...

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Baker–Venkataraman rearrangement
Senin, 2025-12-29 00:51:50

alkoxide. The cyclic intermediate is opened up to form a more stable phenolate, which is protonated during acidic work-up to give the desired product...

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Auguste André Thomas Cahours
Rabu, 2026-01-21 07:54:47

Hermann Kolbe between 1843 and 1845. This reaction involves a sodium phenolate ion which, after having been treated witth CO2 under high pressure and...

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Sodium methylparaben
Jumat, 2025-09-12 17:18:12

Sodium methylparaben (sodium methyl para-hydroxybenzoate) is a compound with formula Na(CH3(C6H4COO)O). It is the sodium salt of methylparaben. It is a...

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Reichardt's dye
Senin, 2026-03-09 11:15:29

Reichardt's dye (Betaine 30) is an organic dye belonging to the class of azomerocyanine betaines. This dye is notable for its solvatochromic properties...

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Siderocalin
Senin, 2025-10-20 09:12:49

mechanism of phenolate/catecholate-type siderophores includes a backbone linker which allows for siderocalin to interact with different phenolate/catecholate...

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Elbs persulfate oxidation
Senin, 2026-04-20 18:37:54

substitution featuring the tautomeric para carbanion of the starting phenolate ion: It begins with nucleophilic displacement on the peroxide oxygen of...

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List of UN numbers 2901 to 3000
Rabu, 2026-05-27 21:56:04

23 °C UN 2904 8 Chlorophenolates, liquid or Phenolates, liquid UN 2905 8 Chlorophenolates, solid or Phenolates, solid UN 2906 - (UN No. no longer in use)...

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Aclonifen
Senin, 2025-08-25 18:52:20

dimethyl sulfoxide. The intermediate aniline is treated with potassium phenolate in an Ullmann ether synthesis using acetonitrile as solvent. The detailed...

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Phrixothrix hirtus
Selasa, 2025-12-09 19:36:58

"Phrixotrix luciferase and 6′-aminoluciferins reveal a larger luciferin phenolate binding site and provide novel far-red combinations for bioimaging purposes"...

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Catechol oxidase
Minggu, 2026-05-10 08:43:01

site. This precludes the bidentate coordination complex necessary for di-phenolate hydroxylation characteristic of tyrosinase but absent in catechol oxidase...

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Togni reagent II
Rabu, 2025-06-18 04:36:12

reagent II is used for trifluoromethylation of organic compounds. For phenolates, the substitution takes place preferably in the ortho position. It is...

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Trimesitylvanadium
Jumat, 2025-06-20 05:18:22

Zeev; Kol, Moshe (2005-07-01). "Vanadium(III) and Vanadium(V) Amine Tris(Phenolate) Complexes". Inorganic Chemistry. 44 (14): 5073–5080. doi:10.1021/ic050084i...

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1,3,2,4-Dithiadiphosphetane 2,4-disulfides
Senin, 2025-09-29 02:12:01

phosphorus atom by a nucleophile, for instance the reaction of an alkoxide, phenolate, alcohol or phenol with a 1,3,2,4-dithiadiphosphetane 2,4-disulfide can...

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Cystathionine beta-lyase
Kamis, 2025-11-13 20:23:54

between 8.0 and 9.0, a tyrosine residue in the catalytic pocket exists as a phenolate, which abstracts a proton from the α-amino group of the substrate. In...

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Organomolybdenum chemistry
Jumat, 2025-06-20 04:51:34

Molybdenum neopentylidyne complexes endowed with sterically demanding phenolates or branched fluorinated alkoxides catalyze alkyne metathesis. However...

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Sodium orthophenyl phenol
Selasa, 2024-10-22 01:23:27

Sodium orthophenyl phenol is a compound used as a disinfectant. It is the sodium salt of 2-phenylphenol. As a food additive, it has E number E232. Current...

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Tetrapyrazinoporphyrazine
Sabtu, 2026-05-09 13:20:51

(N-donor) sites can allow sensing of basic media, while including donor phenolate (O-donor) sites provides molecules that are able to sense acidic media...

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Anthochlor pigments
Rabu, 2026-01-07 20:45:29

to the pH dependent transition of the undissociated phenol groups to phenolates, which results in a bathochromatic shift of approximately 100 nm from...

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Molecular switch
Senin, 2026-06-01 12:18:00

dye was published, in which 2,6-diphenyl-4-(2,4,6-triphenylpyridinio)phenolate (DTPP) and an indicator dye, Cresol Red embedded in a polymer gel network...

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Organobismuth radical
Kamis, 2025-10-16 00:03:49

or nitrogen-centered radicals. There are cases, such as stable Bi(III) phenolates, that produce persistent phenoxy radicals in the solution phase. However...

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