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Organic compounds with the formula P(OR)2R
In organic chemistry, phosphonites are organophosphorus compounds with the formula P(OR)2R. They are found in some pesticides and are used as ligands.
Phosphonite
Chemical reaction
are amenable to asymmetrically hydrogenation with cationic rhodium(I) phosphonite systems, and I2 and acetic acid system with ee values usually above 90%
Asymmetric_hydrogenation
Chemical compound
Isopropyl aminoethylmethyl phosphonite (NATO designation QL), also known as O-(2-diisopropylaminoethyl) O′-ethyl methylphosphonite, is a precursor chemical
QL_(chemical)
Chemical compound
Diisopropylphosphite Diphenylphosphite Green, Kenneth (2001). "Diethyl Phosphonite". Encyclopedia of Reagents for Organic Synthesis. doi:10.1002/047084289X
Diethylphosphite
Chemical reaction
Arbuzov reaction; phosphite esters (1) react to form phosphonates (2), phosphonites (3) react to form phosphinates (4) and phosphinites (5) react to form
Michaelis–Arbuzov_reaction
Topics referred to by the same term
management systems QL (chemical), the chemical isopropyl aminoethylmethyl phosphonite, a precursor to the nerve agent VX (NATO code) Quadratus lumborum muscle
QL
Contains the toxic agent in chemical precursors
explosive Binary liquid Mubtakkar QL (chemical) (isopropyl aminoethylmethyl phosphonite) McCurry, Justin (2017-02-20). "What is the VX nerve agent that killed
Binary_chemical_weapon
Ion
organic phosphines PR3 Phosphine oxide – OPR3 Phosphinite – P(OR)R2 Phosphonite – P(OR)2R Phosphinate – OP(OR)R2 Phosphonate – organic phosphonates OP(OR)2R
Phosphite_(ion)
Chemical compound and chemical warfare nerve agent
transesterified with N,N-diisopropylaminoethanol to produce QL, a mixed phosphonite. Finally, this immediate precursor is reacted with sulfur to form VX
VX_(nerve_agent)
Chemical compound
VX. It is a sulfide of the chemical QL, or isopropyl aminoethylmethyl phosphonite. QL sulfide is manufactured by reacting QL with sulfur. QL sulfide is
QL_sulfide
Organic compound with at least one covalent carbon–phosphorus bond
organometallic chemistry. Intermediate between phosphites and phosphines are phosphonites (P(OR)2R') and phosphinite (P(OR)R'2). Such species arise via alcoholysis
Organophosphorus_chemistry
Organic compounds of the formula P(OR)R2
ISBN 0-444-89307-5. Rajanbabu, T. V. Babu (2012). "Phosphinite and Phosphonite Ligands". Phosphorus(III) Ligands in Homogeneous Catalysis: Design and
Phosphinite
Organic compound containing C–PO(OR)2 groups
Organophosphorus compounds Phosphine oxide – OPR3 Phosphinite – P(OR)R2 Phosphonite – P(OR)2R Phosphite – P(OR)3 Phosphinate – OP(OR)R2 Phosphate – OP(OR)3
Phosphonate
U.S. Army chemical weapons disposal facility in Pine Bluff, Arkansas
A facility was planned to produce QL (diisopropyl aminoethylmethyl phosphonite), a precursor to the nerve agent VX. Construction began in the late 1980s
Pine_Bluff_Chemical_Activity
Chemical compound
oxidised, the first step is phosphinite ([H2PO]−). Further oxidation yields phosphonite ([HPO2]2−) and phosphite ([PO3]3−). The study of phosphine derivatives
Phosphanide
Chemical compound with the group –N+≡C–
captured by an electrophile such as an acid chloride. In some cases, a phosphonite ester-amide can desulfurize isothiocyanates to isocyanides. Isocyanides
Isocyanide
Chemical compound
Basic lead phosphite Names Other names basic lead phosphonite Identifiers CAS Number 1344-40-7 3D model (JSmol) Interactive image PubChem CID 71300865
Basic_lead_phosphite
Chemical compound
hydrocyanation (using as catalyst Ni0-phosphine [PR3] or phosphite or phosphonite [P(OR)2R]). The mixture contains mainly trans-3-pentenenitrile in addition
2-Methylglutaronitrile
O-2-dialkyl (Me, Et, n-Pr or i-Pr)-aminoethyl alkyl (Me, Et, n-Pr or i-Pr) phosphonites and corresponding alkylated or protonated salts, e.g. QL: O-Ethyl
Schedule 1 of the Chemical Weapons Convention
Schedule_1_of_the_Chemical_Weapons_Convention
Chemical compound
3-dipolar form is detectably or exclusively formed with phosphite and phosphonite-based analogs. Triphenylphosphine-based variants lack sufficient tendency
Montréalone
Organic compound with the formula P(OR)3
Diorganophosphites do however undergo transesterification. Phosphinite P(OR)R2 Phosphonite P(OR)2R Ortho ester CH(OR)3 Borate ester B(OR)3 Malowan, John E. (1953)
Phosphite_ester
the time of Chemical Weapons Convention: isopropyl aminoethylmethyl phosphonite, or QL, part of a binary weapon (VX) Methylphosphonyl difluoride (known
Outline of U.S. chemical weapons
Outline_of_U.S._chemical_weapons
alkenes. Related complexes are known for phosphinites (R2P(OR')) and phosphonites (RP(OR')2). Due to the chelate effect, ligands with two phosphine groups
Metal-phosphine_complex
Class of chemical compounds
Phosphine oxide, R3P=O Phosphorane, PR5, R3P=CR2 Phosphinite, P(OR)R2 Phosphonite, P(OR)2R Phosphite, P(OR)3 Phosphinate, R2P(RO)O Phosphonate, RP(RO)2O
Organophosphine
Conversions of trialkyl to α-hydroxy phosphonates
(1904–1968) in 1957. Electron-rich sources of phosphorus such as phosphites, phosphonites, and phosphinites may undergo nucleophilic addition to carbon atoms in
Abramov_reaction
PHOSPHONITE
PHOSPHONITE
PHOSPHONITE
PHOSPHONITE
Boy/Male
Hindu, Indian
God Perumal
Girl/Female
Indian, Marathi, Tamil
Years
Boy/Male
Hindu, Indian
Carried by Lord Vishnu
Girl/Female
English American
and Kayla. Keeper of the keys; pure.
Girl/Female
Hindu
Beautiful, Lovable, Assiduous, Successful
Girl/Female
Arabic, Muslim
Wise
Girl/Female
British, English
Lighthearted; Happy
Girl/Female
Tamil
Smrita | ஸிமரத, ஸà¯à®®à®°à¯€à®¤à®¾
Provided with nectar, Wealthy, Remembered
Male
Dutch
, from the place of shelter.
Boy/Male
Muslim
Victorious in religion (Islam)
PHOSPHONITE
PHOSPHONITE
PHOSPHONITE
PHOSPHONITE
PHOSPHONITE