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Method for the manufacture of acetic acid
The Cativa process is a method for the production of acetic acid by the carbonylation of methanol. The technology, which is similar to the Monsanto process
Cativa_process
Aqueous solution of hydrogen iodide
example in the reduction of aromatic nitro compounds to anilines. The Cativa process is a major end use of hydroiodic acid, which serves as a co-catalyst
Hydroiodic_acid
Method for the manufacture of acetic acid
the Cativa process, a similar iridium-based process developed by BP Chemicals Ltd, which is more economical and environmentally friendly. This process operates
Monsanto_process
Chemical element with atomic number 53 (I)
acid has major industrial use in the manufacture of acetic acid by the Cativa process. With the exception of the noble gases, nearly all elements on the periodic
Iodine
Chemical acid found in vinegar
of acetic acid production (see Monsanto process). In the late 1990s, BP Chemicals commercialized the Cativa catalyst ([Ir(CO)2I2]−), which is promoted
Acetic_acid
CH3OH; simplest possible alcohol
anhydride. These processes include the Monsanto acetic acid synthesis, Cativa process, and Tennessee Eastman acetic anhydride process. Methanol is primarily
Methanol
Poisonous oxygen-carbon compound
major process, attributed to researchers at Monsanto, CO combines with methanol to give acetic acid. Most acetic acid is produced by the Cativa process. Hydroformylation
Carbon_monoxide
Chemical element with atomic number 77 (Ir)
particularly used in aviation. Iridium compounds are used as catalysts in the Cativa process for carbonylation of methanol to produce acetic acid. Iridium complexes
Iridium
Chemical reaction in which two ligands of a metal complex combine
million tons, of which approximately 60% is produced by the Cativa process. The Cativa process catalytic cycle, shown above, includes both insertion and
Migratory_insertion
Chemical compound
rather than giving enol ethers.[citation needed] In the Monsanto process and the Cativa process, MeI forms in situ from the reaction of methanol and hydrogen
Iodomethane
Study of organic compounds containing metal(s)
monoxide is catalyzed via metal carbonyl complexes in the Monsanto process and Cativa process. Most synthetic aldehydes are produced via hydroformylation. The
Organometallic_chemistry
Organic compound containing a –C(=O)OH group
high temperatures. Carbonylation of alcohols as illustrated by the Cativa process for the production of acetic acid. Formic acid is prepared by a different
Carboxylic_acid
Reaction of carbon monoxide and water vapor
side reaction in processes involving water and carbon monoxide, e.g. the rhodium-based Monsanto process. The iridium-based Cativa process uses less water
Water–gas_shift_reaction
Chemical reaction which adds a C=O group onto a molecule
the Monsanto acetic acid process and Cativa process, which convert methanol to acetic acid. In another major industrial process, acetic anhydride is prepared
Carbonylation
British chemist (1933–2022)
Iridium-Catalyzed Methanol Carbonylation: Mechanistic Studies of the Cativa Process". J. Am. Chem. Soc. 126 (9): 2847–2861. Bibcode:2004JAChS.126.2847H
Peter_Maitlis
Transfer of an alkyl group from one molecule to another
process called oxidative addition, low-valent metals often react with alkylating agents to give metal alkyls. This reaction is one step in the Cativa
Alkylation
Chemical element with atomic number 45 (Rh)
This technology has been significantly displaced by the iridium-based Cativa process, which effects the same conversion but more efficiently. Rhodium-based
Rhodium
Chemical reaction where catalyst and reactants are in the same phase of matter
catalysts to give acetic acid, as practiced in the Monsanto process and Cativa processes. Related reactions include hydrocarboxylation and hydroesterifications
Homogeneous_catalysis
Chemistry of organometallic compounds containing an iridium-carbon bond
dominant application of organoiridium complexes is as catalyst in the Cativa process for carbonylation of methanol to produce acetic acid. Iridium complexes
Organoiridium_chemistry
Chemical reaction in which one entity is inserted between bonded parts of another
industrial processes. More traditional is the rhodium-based Monsanto acetic acid process, but this process has been superseded by the iridium-based Cativa process
Insertion_reaction
Organic chemical compound
acid is produced more efficiently from methanol by the Monsanto and Cativa processes. Acetaldehyde is an important precursor to pyridine derivatives, pentaerythritol
Acetaldehyde
carbonylation used in industry, particularly those used by Monsanto and the Cativa processes, which convert methanol to acetic acid using acid catalysts and carbon
Koch_reaction
Field of study
methanol, although it has largely been supplanted by the iridium-based Cativa process. The catalytically active species is the anion cis-[Rh(CO)2I2]−. which
Organorhodium_chemistry
Chemical compound
the carbonylation of methyl iodide in the Cativa and Monsanto processes, which are the main industrial processes that generate acetic acid. It is also an
Acetyl_iodide
Chemical compound
ammonium hexachloroiridate or the related chloroiridic acid (H2IrCl6). The Cativa process, source of most of the world's acetic acid relies on such catalysts
Iridium(III)_chloride
Coordination complexes of transition metals and metal ions with carbon monoxide ligands
cyclooctatetraene uses metal carbonyl catalysts: In the Monsanto and Cativa processes, acetic acid is produced from methanol, carbon monoxide, and water
Metal_carbonyl
Class of chemical compounds
coordinate indium centres. It is used as an "iodide getter" in the Cativa process.[citation needed] A surprising number of intermediate chlorides and
Indium_halides
participate in several commercial processes, including: hydroformylation acetic acid synthesis Eastman acetic anhydride process Ethylene-carbon monoxide copolymerization
Transition metal acyl complexes
Transition_metal_acyl_complexes
කතෝලික Catholic Católica Catholic Religious katiyā කතියා Slave, captive cativa Captive Daily kayila කයිල Peg cavilha Peg Daily kendiya කෙන්දිය Candle candeia
List of Sinhala words of Portuguese origin
List_of_Sinhala_words_of_Portuguese_origin
Moldovan businessman
IPN (in Romanian). 2022-04-12. Retrieved 2025-10-31. "Ceslav Ciuhrii: De câțiva ani investim, treptat, și pregătim proiectul "Satul German"". www.mold-street
Ceslav_Ciuhrii
Romanian politician (born 1962)
Călin Georgescu că este "ezoteric, new age-ist, de guru sectar": "Se găsesc câțiva creștini care-i diminuează gravitatea afirmațiilor, unii promovându-l chiar
Călin_Georgescu
Monarch of Romania from 1866 to 1914
2019-03-15. Kaliani, Mira (19 April 2018). "Regele Carol I, așa cum l-au descris câțiva dintre cei care l-au cunoscut". Ediția de Dimineață. Archived from the original
Carol_I_of_Romania
Protests against civil unfairity
Retrieved 2 September 2014. "Proteste pro și contra Băsescu în Capitală. Câțiva manifestanți s-au luat la bătaie". Știrile Pro TV (in Romanian). 6 July
2012–2015_unrest_in_Romania
Coastal region of Catalonia, Spain
Port de la Selva and Port de la Vall. Coves Tavellera, Tamariua, Fornells, Cativa, Galladera and Prona. In Cadaqués: the Beaches Portal, Port Lligat, Ses
Costa_Brava
University in Romania
"Istoria singurei universităţi de stat din Maramureş. De la 53 de studenţi la câţiva mii. Moda studenţiei la "Spânzurătoare"". adevarul.ro (in Romanian). 2015-03-11
Northern_University,_Romania
Sounds and pronunciation of the Romanian language
The non-syllabic /ʲ/ can be sometimes found inside compound words like câțiva /kɨt͡sʲˈva/ ('a few') and oricare /orʲˈkare/ ('whichever'), where the first
Romanian_phonology
Winney Silmaril Smart and Fancy 10 2006 No Race No Race No Race 0 2005 Cativa Sensibly Chic Silmaril 10 2004 Bear Fan Gazillion Bronze Abe 9 2003 Xtra
Barbara Fritchie Handicap top three finishers
Barbara_Fritchie_Handicap_top_three_finishers
Horse race
Anthony Dutrow Sanford Goldfarb 7 F 1:23.64 $200,000 II 2006 no race 2005 Cativa 5 Edgar Prado Richard Dutrow Manorwood Stables 7 F 1:23.64 $200,000 II 2004
Barbara_Fritchie_Stakes
Argentine leftist guerrilla organization (1970–1983)
travelling on board the bus. On 8 October 1976, First Lieutenant Fernando Cativa-Tolosa from the 601st Air Defence Regiment, after noticing a light-blue
Montoneros
Movement for uniting Moldova and Romania
"Emil Loteanu regizorul scenaristul si poetul cu o salasluire efemera de cativa ani in Bucovina". Monitorul de Suceava. 31 December 2016. "Efim Tarlapan
Unification of Moldova and Romania
Unification_of_Moldova_and_Romania
Romanian contemporary sculptor (born 1945)
conducerea Primariei Paulesti, primarul si respectiv, viceprimarul, alaturi de cativa tineri, au dezvelit bustul realizat de cunoscutul sculptor Stefan Macovei
Ștefan_Macovei
Caribbean trip by the English explorer
29). Bergreen 2021, pp. 51–52 places the chance meeting as occurring off Cativas Island, and further dates it to 23 March 1573, though does not indicate
Francis Drake's expedition of 1572–1573
Francis_Drake's_expedition_of_1572–1573
Romanian actor (1927–2010)
și-au sărbătorit ziua numelui fie la serviciu, fie acasă cu familia și câțiva prieteni", in Jurnalul Național, 9 January 2000, p. 12 Florian Saiu, "Pe
Jean_Constantin
Commune in Timiș, Romania
May 2014). "Frumusețile tainice ale Banatului: vulcanii noroioși, la doar câțiva kilometri de Timișoara, o destinație pentru week-end". Opinia Timișoarei
Orțișoara
Romanian literary historian, bibliographer, and left-wing activist (1881–1957)
Ottoi Călin (Doctorul Ottoi). His 1924 review of "various raconteurs" (Câțiva povestitori) included monographs on Ion Creangă and N. D. Popescu-Popnedea
Barbu_Lăzăreanu
CATIVA PROCESS
CATIVA PROCESS
Girl/Female
Muslim
Affection, Sympathy
Male
Slavic
Slavic form of Greek Mattathias, MATIJA means "gift of God."
Girl/Female
American, Australian, German, Greek, Portuguese, Swedish
Pure; Torture
Female
English
English name derived from the Spanish word, calida, CALIDA means "hot."Â
Female
English
Contracted form of English Catriona, CATRINA means "pure."
Female
Esperanto
Esperanto name KATIDA means "kitten-like."
Female
Swedish
Short form of Swedish Katarina, KATINA means "pure."
Female
English
 19th-century English elaborated form of Latin cara, CARINA means "beloved." From the constellation Carina, from Latin carina, which originally meant "shell of a nut," later "keel of a ship."
Girl/Female
Muslim
Relation, Way, Sake
Female
Native American
Native American Hopi name TIVA means "dance."
Female
Hebrew
(חֲבִיבָה) Hebrew unisex name CHAVIVA means "beloved."Â
Girl/Female
Hindu
A small creeper
Female
Portuguese
Contracted form Portuguese Catarina, CATINA means "pure."
Female
Hebrew
(לָטִיפָה) Hebrew name LATIFA means "caress" or "gentle slap." Compare with another form of Latifa.
Girl/Female
Greek
Pure. Clear.
Girl/Female
Indian
Strong, Solid
Female
Spanish
Spanish form of Roman Latin Camilla, possibly CAMILA means "attendant (for a temple)."
Female
English
Pet form of English Cara, CARITA means "beloved" or "friend."
Girl/Female
Muslim
One endowed with speech
Girl/Female
Muslim
Kind affectionate
CATIVA PROCESS
CATIVA PROCESS
Girl/Female
Indian, Telugu
Poison
Girl/Female
Hindu, Indian
Goddess
Girl/Female
American, British, English
God is Gracious; Jehovah has been Gracious; Has Shown Favor
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Oriya, Telugu
Song
Girl/Female
Tamil
Male
English
 Latin form of Greek Kyros, CYRUS means "like the sun." In the bible, this is the name of the king of Persia, Cyrus the Great, conqueror of Babylon, who freed the captive Jews.Â
Biblical
men of Gadara, i.e., a place surrounded or walled
Girl/Female
Indian, Sikh
Good
Girl/Female
Arabic, Australian, Indian
A River; A Lake; Stream Beautiful Princess
Girl/Female
Tamil
The enlightened one
CATIVA PROCESS
CATIVA PROCESS
CATIVA PROCESS
CATIVA PROCESS
CATIVA PROCESS
a.
Quick in physical movement; of an agile and vigorous body; nimble; as, an active child or animal.
a.
Of or pertaining to one's birth; natal; belonging to the place or the circumstances in which one is born; -- opposed to foreign; as, native land, language, color, etc.
n.
The dative case. See Dative, a., 1.
a.
Of or pertaining to bondage or confinement; serving to confine; as, captive chains; captive hours.
a.
In action; actually proceeding; working; in force; -- opposed to quiescent, dormant, or extinct; as, active laws; active hostilities; an active volcano.
n.
The pineapple (Ananassa sativa).
a.
Applied to a form of the verb; -- opposed to passive. See Active voice, under Voice.
a.
Implying or producing rapid action; as, an active disease; an active remedy.
a.
Having the power or quality of acting; causing change; communicating action or motion; acting; -- opposed to passive, that receives; as, certain active principles; the powers of the mind.
n.
Any one of numerous species of marine gastropods belonging to Natica, Lunatia, Neverita, and other allied genera (family Naticidae.) They burrow beneath the sand, or mud, and drill other shells.
a.
Found in nature; not artificial; as native sodium chloride.
a.
Conferred by birth; derived from origin; born with one; inherent; inborn; not acquired; as, native genius, cheerfulness, simplicity, rights, etc.
a.
Original; constituting the original substance of anything; as, native dust.
a.
Brisk; lively; as, an active demand for corn.
a.
Found in nature uncombined with other elements; as, native silver.
a.
Requiring or implying action or exertion; -- opposed to sedentary or to tranquil; as, active employment or service; active scenes.
a.
Born in the region in which one lives; as, a native inhabitant, race; grown or originating in the region where used or sold; not foreign or imported; as, native oysters, or strawberries.
a.
Given to action rather than contemplation; practical; operative; -- opposed to speculative or theoretical; as, an active rather than a speculative statesman.
a.
Given to action; constantly engaged in action; energetic; diligent; busy; -- opposed to dull, sluggish, indolent, or inert; as, an active man of business; active mind; active zeal.
n.
One who, or that which, is born in a place or country referred to; a denizen by birth; an animal, a fruit, or vegetable, produced in a certain region; as, a native of France.