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Class of chemical compounds
A chromate ester is a chemical species that contains a chromium atom (symbol Cr) in a +6 oxidation state that is bonded to a oxide (O2-) and an alkoxide
Chromate_ester
Chromium(VI) anions
Chromate salts contain the chromate anion, CrO2−4. Dichromate salts contain the dichromate anion, Cr2O2−7. They are oxyanions of chromium in the +6 oxidation
Chromate_and_dichromate
Chemical compound
Lead(II) chromate is an inorganic compound with the chemical formula PbCrO4. It is a bright yellow salt that is very poorly soluble in water. It occurs
Lead(II)_chromate
Chemical compound
Zinc chromate, ZnCrO4, is a chemical compound, a salt containing the chromate anion, appearing as odorless yellow powder or yellow-green crystals, but
Zinc_chromate
Chemical compound
Silver chromate is an inorganic compound with formula Ag2CrO4 which appears as distinctively coloured brown-red crystals. The compound is insoluble and
Silver_chromate
Chemical compound
Barium chromate is an inorganic compound with the chemical formula BaCrO4. It is a yellow solid, an oxidizing agent that produces a green flame when heated
Barium_chromate
Chemical compound
Potassium chromate is the inorganic compound with the formula K2CrO4. This yellow solid is the potassium salt of the chromate anion. It is a common laboratory
Potassium_chromate
Oxidation of alcohol
formation of a mixed chromate ester: These esters have the formula CrO3(OCH2R)− CrO3(OH)− + RCH2OH → CrO3(OCH2R)− + H2O Like conventional esters, the formation
Jones_oxidation
Chemical reaction
through the formation of a chromate ester (1) from nucleophilic attack of the chlorochromate by the allylic alcohol. The ester then undergoes a [3,3]-sigmatropic
Babler_oxidation
Chemical compound
Sodium chromate is the inorganic compound with the formula Na2CrO4. It is a yellow hygroscopic solid, which can form tetra-, hexa-, and decahydrates. It
Sodium_chromate
Chemical compound
Calcium chromate is an inorganic compound with the formula CaCrO4, i.e. the chromate salt of calcium. It is a bright yellow solid which is normally found
Calcium_chromate
Chemical compound
Iron(III) chromate is the iron(III) salt of chromic acid with the chemical formula Fe2(CrO4)3. Iron(III) chromate was discovered by Samuel Hibbert-Ware
Iron(III)_chromate
Chemical compound
triterpene lupeol was oxidized to lupenone: With tertiary alcohols, the chromate ester formed from PCC can isomerize via a [3,3]-sigmatropic reaction and following
Pyridinium_chlorochromate
Chemical compound
corresponding sodium salt. Alternatively, it can be also obtained from potassium chromate by roasting chromite ore with potassium hydroxide: FeCr2O4 + 2 KOH + 1
Potassium_dichromate
Chemical group (–C4H9) derived from butane
groups lack alpha-hydrogen atoms. This aspect stabilizes di-tert-butyl chromate. Otherwise alpha-H's are abstracted by Cr(VI). A tert-butyl (tBu) ether
Butyl_group
Chemical compound
hydrogens, stopping the E2 elimination required for the oxidation of chromate esters. This complex and its analogues have tetrahedral geometry at chromium
Di-tert-butyl_chromate
chromium trioxide in aqueous sulfuric acid. Chromate esters are implicated in these reactions. The chromate ester decomposes to the aldehyde or carbonyl by
Oxidation with chromium(VI) complexes
Oxidation_with_chromium(VI)_complexes
Compound derived from an acid
acid forms di-tert-butyl chromate (((CH3)3C−O−)2Cr(=O)2) Inorganic acids that exist as tautomers form two or more types of esters. Thiosulfuric acid forms
Ester
Chemical compound
Cadmium chromate is the inorganic compound with the formula CdCrO4. It is relevant to chromate conversion coating, which is used to passivate common metal
Cadmium_chromate
Mixture of concentrated sulfuric acid and dichromate
Hexavalent chromium compounds (including chromium trioxide, chromic acids, chromates, chlorochromates) are toxic and carcinogenic. Chromium trioxide and chromic
Chromic_acid
Chemical compound
Magnesium chromate is an inorganic compound with the chemical formula MgCrO4. It is a yellow, odorless, water-soluble salt. It is available commercially
Magnesium_chromate
Chemical compound
Caesium chromate or cesium chromate is an inorganic compound with the formula Cs2CrO4. It is a yellow crystalline solid that is the caesium salt of chromic
Caesium_chromate
Inorganic compound
material. It is crystallised around 30 to 35 degrees C Dichromate and chromate salts are oxidizing agents. For the tanning of leather, sodium dichromate
Sodium_dichromate
Ethylene polymerization catalyst
the catalytic mechanism. The active catalyst is often depicted as a chromate ester bound to the silica surface. The mechanism for the polymerization process
Phillips_catalyst
Chemical compound
Strontium chromate is an inorganic compound with the formula SrCrO4. Strontium chromate is prepared from strontium chloride and sodium chromate, or from
Strontium_chromate
Chemical compound
Ammonium chromate is a salt with the formula (NH4)2CrO4. It forms yellow, monoclinic crystals; made from ammonium hydroxide and ammonium dichromate; used
Ammonium_chromate
Chemical compound
Beryllium chromate is a hypothetical inorganic compound, with the chemical formula of BeCrO4. It is predicted to have a certain bonding ability with noble
Beryllium_chromate
Chemical compound
Nickel(II) chromate is an inorganic compound with the chemical formula (NiCrO4). It is red-brown in color and has a high heat tolerance. It is very slightly
Nickel(II)_chromate
Chemical compound
Europium(III) chromate is a chemical compound composed of europium, chromium and oxygen with europium in the +3 oxidation state, chromium in the +5 oxidation
Europium(III)_chromate
Chemical compound
Faezeh; Mohandes, Fatemeh; Salavati-Niasari, Masoud (2013-06-01). "Silver chromate and silver dichromate nanostructures: Sonochemical synthesis, characterization
Silver_dichromate
Chemical compound
[C5H5NH]CrO3Cl Chromate esters CrO2(OC(CH3)3)2 CrO2(OSi(OCH3)3)2 Dichromates Na2Cr2O7 K2Cr2O7 Ag2Cr2O7 [NH4]2Cr2O7 [C5H5NH]2Cr2O7 Other chromates EuCrO4 CrO5
Cornforth_reagent
Chemical compound
traditional method is by the calcining of copper chromate: 2 CuCrO4 → 2 CuCrO3 + O2 Copper barium ammonium chromate is the most commonly used substance for production
Copper_chromite
Chemical compound
inorganic compound with the formula (NH4)2Cr2O7. In this compound, as in all chromates and dichromates, chromium is in a +6 oxidation state, commonly known as
Ammonium_dichromate
Chemical element with atomic number 24 (Cr)
nutrient. While chromium metal and Cr(III) ions are considered non-toxic, chromate and its derivatives, often called "hexavalent chromium", is toxic and carcinogenic
Chromium
Organic oxidation reaction
interference. The Collins oxidation can also be used to form cyclic chromate esters from 1,2-diols in order to them intramolecularly oxidize alkenes. This
Collins_oxidation
Chemical compound
oxidize the hypochromate ion into chromate ions. At extremely high temperatures, it decomposes into potassium chromate and potassium metal. This compound
Potassium_hypochromate
Chemical compound
improved route involves the reaction of chromyl chloride and potassium chromate: K2CrO4 + CrO2Cl2 → 2KCrO3Cl The salt consists of the tetrahedral chlorochromate
Potassium_chlorochromate
Chromium in the +6 oxidation state
dichromate. Sodium chromate is converted into other hexavalent chromium compounds such as chromium trioxide and various salts of chromate and dichromate.
Hexavalent_chromium
Organic compounds with the structure O=P(OR)3
In organic chemistry, organophosphates (also known as phosphate esters, or OPEs) are a class of organophosphorus compounds with the general structure O=P(OR)3
Organophosphate
Plant used as spice
the turmeric with lead chromate: from farmers to merchants selling low-grade turmeric roots to "polishers" who added lead chromate for yellow color enhancement
Turmeric
Negatively charged polyatomic ion containing oxygen
reactions can occur. The case of the chromate ion provides a relatively simple example. In the predominance diagram for chromate, shown at the right, pCr stands
Oxyanion
Medication and insecticide
alcohol with quite a few structurally similar ones. Discovering that an ester of 3-phenoxybenzyl alcohol with a slightly modified (chlorine-substituted)
Permethrin
Chemical compound
chloride and carbon monoxide: Cr 2O 3 + 3 Cl 2 + 3 C → 2 CrCl 3 + 3 CO Chromates salts form by the oxidation of chromium(III) oxide in the presence an
Chromium(III)_oxide
Chemical compound
triphenylmethanol in 1874 by hydrolysis of triphenylmethyl bromide as well as by chromate oxidation of triphenylmethane. The preparation of triphenylmethanol from
Triphenylmethanol
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Demephion
Chemical compound
that is produced by the Bayer corporation. It is an analogous dimethyl ester and an organothiophosphate acaricide. It is allowed for use in limited applications
Phoxim
Chemical compound
phosphate Other names Phosphoric acid, dimethyl 4-(methylthio)phenyl ester Identifiers CAS Number 3254-63-5 Y 3D model (JSmol) Interactive image ChemSpider
Dimethyl 4-(methylthio)phenyl phosphate
Dimethyl_4-(methylthio)phenyl_phosphate
Chemical compound
to solutions of metal chromates or dichromates, such as sodium chromate or potassium dichromate. The generally yellow chromates or orange dichromates
Chromium(VI)_oxide_peroxide
Chemical compounds with at least one bismuth atom
transparency), it can also replace the greenish-tinted barium chromate. Unlike lead chromates, it does not blacken from atmospheric hydrogen sulfide and
Bismuth_compounds
Salt formed by a Lewis acid-base reaction where the acid atom loses formal charge
phosphate, sulfate and other sulfur oxoanions, chlorate, titanate, vanadate, chromate, manganate, ferrate, percobaltate, nickelate, germanate, arsenate, selenate
Ate_complex
Chemical compound
reported. Chromium(III) sulfates are commonly obtained from the wastes of chromate oxidations of various organic compounds. Anthraquinone and quinone are
Chromium(III)_sulfate
Chemical compound
Right-to-Know Act. Phosphonothioic acid, methyl-, O-ethyl O-(4-(methylthio)phenyl) ester, Hazardous Substance Fact Sheet, New Jersey Department of Health and Senior
BAY-29952
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Dimethoate
Chemical compound
→ (C2H5O)2P(O)OC6H4NO2 + S The phosphate ester is more reactive in organisms than the phosphorothiolate ester, as the phosphorus atoms become much more
Parathion
Chemical compound
Deltamethrin is a pyrethroid ester insecticide. Deltamethrin plays a key role in controlling malaria vectors, and is used in the manufacture of long-lasting
Deltamethrin
Organochloride known as an insecticide
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
DDT
Chemical element with atomic number 19 (K)
Potassium salts are often produced from the sodium salts e.g., sodium chromate and sodium permanganate, which are more directly obtained from ores. Organopotassium
Potassium
Chemical element with atomic number 83 (Bi)
as a replacement for barium chromate, which possesses a more greenish cast than the others. In comparison with lead chromate, it does not blacken due to
Bismuth
Social insects related to cockroaches
application of Bordeaux mixture or other substances that contain copper such as chromated copper arsenate. In the United states, application of a soil termiticide
Termite
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Coumaphos
Chemical compound
in a 16 electron complex. OsO4 is isoelectronic with permanganate and chromate ions. OsO4 is formed slowly when osmium powder reacts with O2 at ambient
Osmium_tetroxide
Class of insecticides
contains an α-cyano group. Some pyrethroids, like etofenprox, also lack the ester bond found in most other pyrethroids and have an ether bond in its place
Pyrethroid
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Carbaryl
Spice from Cinnamomum trees
with cinnamon from Negasmart, both of Ecuador) was adulterated with lead chromate. The two suppliers are now Red Listed to forestall future adulteration
Cinnamon
Weak acid with formula H3BO3
various borate anions and salts, and can react with alcohols to form borate esters. Boric acid is often used as an antiseptic, insecticide, flame retardant
Boric_acid
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Phenothrin
Treatment or process aimed at extending the service life of wood structures
industry stopped treating residential lumber with arsenic and chromium (chromated copper arsenate, or CCA). This was a voluntary agreement with the United
Wood_preservation
Chemical compound
trioxide reacts with cadmium, zinc, and other metals to generate passivating chromate films that resist corrosion. It is also used in the production of synthetic
Chromium_trioxide
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Kadethrin
Poisoning of humans from pesticide exposure
Hansen S, Julu PO (December 2002). "Low level exposures to organophosphorus esters may cause neurotoxicity". Toxicology. 181–182: 23–33. Bibcode:2002Toxgy
Pesticide_poisoning
Class of astringent, bitter plant polyphenolic chemical compounds
Tannins have molecular weights ranging from 500 to over 3,000 (gallic acid esters) and up to 20,000 daltons (proanthocyanidins). There are three major classes
Tannin
Ion containing two or more atoms
does not interconvert with the non-zwitterionic isomer (a dimethylglycine ester). These non-tautomeric zwitterions are called betaines. Monatomic ion Protonation
Polyatomic_ion
Organic compound and a form of vitamin B3
synthesized in 1867 by oxidative degradation of nicotine with potassium chromate and sulfuric acid — this is the origin of the name. Nicotinic acid is prepared
Nicotinic_acid
test [Withdrawn without replacement] ISO 3711:1990 Lead chromate pigments and lead chromate-molybdate pigments — Specifications and methods of test ISO
List of ISO standards 3000–4999
List_of_ISO_standards_3000–4999
Potent insecticide
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Tetramethrin
Chemical compound
O-dimethyl ester Phosphorothioic acid, O,O-dimethyl ester, O-ester with p-hydroxybenzonitrile Phosphorothioic acid, O-p-cyanophenyl O,O-dimethyl ester S 4084
Cyanophos
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Hydroprene
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Phenthoate
Toxic carbamate pesticide
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Carbofuran
Class of synthetic chemicals used as insecticides
Allethrin I and allethrin II differ by having a methyl group and a methyl ester, respectively, on one terminus. Each of these allethrins consists of the
Allethrins
Chemical compound
Dimpylate), a colorless to dark brown liquid, is a thiophosphoric acid ester developed in 1952 by Ciba-Geigy, a Swiss chemical company (later Novartis
Diazinon
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Isoxathion
Chemical element with atomic number 30 (Zn)
cyanide Zn(CN) 2, arsenite Zn(AsO2) 2, arsenate Zn(AsO4) 2·8H 2O and the chromate ZnCrO 4 (one of the few colored zinc compounds) are a few examples of other
Zinc
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Fenitrothion
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Oxydemeton-methyl
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Tebupirimfos
Chemical compound
insects and fish, because mammals have the ability to rapidly break the ester bond in bifenthrin and break the substance into its inactive acid and alcohol
Bifenthrin
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Fonofos
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
EPN_(insecticide)
American businessman and politician
product he trademarked Vici Kid. He died in office in 1903, possibly due to chromate poisoning from his years handling chromium to perfect his chrome tanning
Robert_H._Foerderer
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Chlorpyrifos
Chemical compound
3R)- or (+)-trans-chrysanthemic acid (pictured), is the acid part of the ester pyrethrin I, which occurs naturally in the seed cases of Chrysanthemum cinerariaefolium
Chrysanthemic_acid
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Propoxur
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Dieldrin
Chemical compound
"Addition product of diester of dithiophosphoric acid and maleic acid and its esters, and method of preparation", published 1951-12-18, issued 1951-12-18, assigned
Malathion
Synthetic organochloride insecticide
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Methoxychlor
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Chlordecone
Nitrate, Bromate, Carbonate, Iodate, Chlorate, Chromate, Sulfate, Phosphate
List_of_chemistry_mnemonics
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Imiprothrin
Chemical compound
Promecarb Propoxur Inorganic compounds Aluminium phosphide Boric acid Chromated copper arsenate Copper(II) arsenate Copper(I) cyanide Cryolite Diatomaceous
Disulfoton
CHROMATE ESTER
CHROMATE ESTER
Surname or Lastname
English
English : variant of Easterbrook.
Girl/Female
Hebrew American Spanish
Star.
Boy/Male
Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Revered; Lord Hanuman
Female
Finnish
Finnish form of Persian Esther, ESTERI means "star."
Girl/Female
American, Australian, British, Danish, Dutch, English, Finnish, French, German, Hebrew, Irish, Italian, Jewish, Latin, Lebanese, Polish, Scandinavian, Spanish, Swedish
Star; Saved the Jews from Annihilation in Persia; Myrtle Leaf; Form of Persian Esther
Surname or Lastname
English
English : unexplained.A John Choate who emigrated from England in 1643 and settled in Ipswich, MA, was the ancestor of several prominent 19th century Choates, including Rufus Choate (1799–1859), who was one of the organizers of the Whig Party in MA, and Joseph Hodges Choate (1832–1917), U.S. ambassador to Great Britain.
Female
Scandinavian
Scandinavian form of Persian Esther, ESTER means "star."
Boy/Male
Tamil
Shrimate | à®·à¯à®°à¯€à®®à®¤à¯‡
Revered, Lord Hanuman
Shrimate | à®·à¯à®°à¯€à®®à®¤à¯‡
Girl/Female
Australian, Polish
Star; Myrtle Leaf
Boy/Male
Bengali, Indian, Sanskrit
Shower of Milk or Water over an Idol; To Coronate; Blessing
Surname or Lastname
English
English : variant of Estes.Jewish (from Ukraine) : metronymic from the Yiddish personal name Este, a pet form of Ester (see Esther).
CHROMATE ESTER
CHROMATE ESTER
Girl/Female
German, Latin
True Image
Boy/Male
Greek
Defender; protector of mankind. Famous Bearer: Alexander the Great.
Boy/Male
Tamil
Narendar | நரேநà¯à®¤à¯à®°
Leader of all human beings, King of men, The king
Boy/Male
Indian, Punjabi, Sikh
Loving Servant
Girl/Female
Hindu
Youthful
Boy/Male
Tamil
Pure or holy
Girl/Female
Bengali, Indian
Prince of Lord Shiva
Boy/Male
German
Defending Warrior; Armed Defender
Boy/Male
Teutonic
Free.
Girl/Female
Greek
A nymph.
CHROMATE ESTER
CHROMATE ESTER
CHROMATE ESTER
CHROMATE ESTER
CHROMATE ESTER
n.
The process by which such picture is made.
v. t.
See Bromate, v. t.
a.
Alt. of Coronated
n.
A salt of cholic acid; as, sodium cholate.
n.
A salt of chromic acid.
n.
A salt of chromic acid containing two equivalents of the acid radical to one of the base; -- called also bichromate.
v. t.
To combine or treat with a bichromate, esp. with bichromate of potassium; as, bichromatized gelatine.
n.
Tissue which is capable of being stained by dyes.
n.
A black submetallic mineral consisting of oxide of chromium and iron; -- called also chromic iron.
n.
A compound or salt of chromous hydroxide regarded as an acid.
n.
A salt of chloric acid; as, chlorate of potassium.
n.
A general name for coloring matter of plants other than chlorophyll, especially that of petals.
n.
Chromate of copper and lead, of various shades of green.
n.
A salt containing two parts of chromic acid to one of the other ingredients; as, potassium bichromate; -- called also dichromate.
v. t.
To burn; to reduce to ashes by the action of fire, either directly or in an oven or retort; to incremate or incinerate; as, to cremate a corpse, instead of burying it.
adv.
In a chromatic manner.
n.
A comparatively rare element occurring most abundantly in the mineral chromite. Atomic weight 52.5. Symbol Cr. When isolated it is a hard, brittle, grayish white metal, fusible with difficulty. Its chief commercial importance is for its compounds, as potassium chromate, lead chromate, etc., which are brilliantly colored and are used dyeing and calico printing. Called also chrome.
n.
A colored photographic picture taken upon paper made sensitive with potassium bichromate or some other salt of chromium.
a.
Chromatic.
n.
Chrome garnet.