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Cas:121-45-9
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inquiryProduct Name: Trimethyl phosphite Synonyms: PHOSPHOROUS ACID TRIMETHYL ESTER;TRIMETHYL PHOSPHONATE;TRIMETHYL PHOSPHITE;fosforyntrojmetylowy;Methyl phosphite ((MeO)3P);P(OCH3)3;Phosphonousacidt
Cas:121-45-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryChemical Name: Trimethyl phosphite CAS NO.:121-45-9 Molecular formula:C3H9O3P Introduction and Application: Colorless liquid, insoluble in water, soluble in most organic solvents such as ethanol, ether, benzene, acetone, easily volatile i
Cas:121-45-9
Min.Order:2 Metric Ton
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inquirySuperior quality, moderate price & quick delivery. Appearance:clear colorless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Trimethyl
Cas:121-45-9
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
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Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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inquiryTIANFUCHEM--High purity 121-45-9 Trimethyl phosphite Application:TIANFUCHEM--High purity 121-45-9 Trimethyl phosphite
Cas:121-45-9
Min.Order:0
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China
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Cas:121-45-9
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiryTrimethyl phosphite Basic information Product Name: Trimethyl phosphite Synonyms: PHOSPHOROUS ACID TRIMETHYL ESTER;TRIMETHYL PHOSPHONATE;TRIMETHYL PHOSPHITE;fosfory
Cas:121-45-9
Min.Order:10 Gram
Negotiable
Type:Trading Company
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Min.Order:10 Gram
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Min.Order:1 Gram
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Type:Trading Company
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Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co
methanol
tris(4-dimethylaminopyridine)phosphorus(3+) bromide
A
(3-bromopyridin-4-yl)-dimethyl-amine
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
Inert atmosphere; | A n/a B 100% |
methanol
4',4'-dimethyl-2λ5-spiro[benzo[1,3,2]dioxaphosphole-2,2'-[1,3,2]oxazaphospholidin]-5'-one
A
2-methoxy-1,3,2-benzodioxaphosphole
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 0.5h; Ambient temperature; | A 85% B 5% |
(cyclopentadienyl)(iodomethyl)rhodium(P(OMe3)I
1,2-bis(dimethylphosphanyl)ethane
A
(cyclopentadienyl)(I)rhodium(dpme)(PF6)
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In benzene dropwise addn. of phosphine to Rh-compound in benzene (N2, Schlenk tube technique), stirring for 1h at room temp., filtn., washing with ether, drying in vac., dissolving in methanol, addn. of NH4PF6, stirring for 10 min; addn. of ether, filtn., washing with ether, recrystn. (acetone/ether); | A 83% B n/a |
Conditions | Yield |
---|---|
With potassium phosphate; tetrahexylammonium chloride; phosphorus trichloride In dichloromethane at 20℃; for 3h; | 65% |
With phosphorus trichloride Herstellung; | |
With pyridine; phosphorus trichloride |
4-methylphenyl isocyanide
B
triphenylphosphine
C
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: N2; addn. of the isocyanide to the Re compd. in THF and stirring for 2 h at room temp.; filtn., concn. (vac.), addn. of CH2Cl2 or THF, then Et2O, filtn., washing with Et2O and drying in vac.; | A 50% B n/a C n/a |
methanol
2-methoxy-2,3-dihydro-1,3,2-benzoxazaphosphole
A
2-amino-phenol
B
2',3'-dihydro-3H-2λ5-[2,2']spirobi(benzo[1,3,2]oxazaphosphole)
C
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
A 17% B 24% C 15% |
methanol
N1-methyl-N1-(2,3:5,6-di-O-isopropylidene-α-D-mannofuranosylamido)-N2,N3-tetraethyldiamidophosphite
A
mixture of α- and β-2,3:5,6-di-O-isopropylidene-N-methyl-D-mannofuranosylamine
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
at 20℃; for 3h; Product distribution; |
methanol
α-methyllyxo-D-furanoside 2,3,5-bicyclophosphite
A
methyl-α-D-lyxofuranoside
B
phosphorous acid trimethyl ester
methanol
A
trifluoromethan
B
trifluoromethylphosphine
C
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
at 70℃; Product distribution; |
dimethyl phenylphosphonite
sodium methylate
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In dichloromethane at 25℃; Rate constant; reaction in CH3OH; |
2-methoxy-1,3,2-benzodioxaphosphole
sodium methylate
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In dichloromethane at 20℃; Rate constant; reaction in CH3OH; |
perfluoro-2-phosphapropene
A
Difluoromethane
B
trifluoromethan
C
Difluormethyl-phosphonigsaeure-dimethylester
D
Difluormethyl-trifluormethyl-phosphinigsaeure-methylester
E
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
With methanol; sodium methylate Product distribution; further reagents: EtOH/NaOEt, MeOH/NaOEt (80:20), EtOH/NaOMe (70:30); |
phosphorous acid trimethyl ester; protonated form
cyclohexylamine
A
cyclohexyl-ammonium cation
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
under 1E-05 - 0.001 Torr; Thermodynamic data; Equilibrium constant; Ambient temperature; Δ G, Δ H; |
methanol
2-ethoxy-2,3-dihydro-1,3,2-benzoxazaphosphole
A
ethyl dimethyl phosphite
B
2-amino-phenol
C
2',3'-dihydro-3H-2λ5-[2,2']spirobi(benzo[1,3,2]oxazaphosphole)
E
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
at -10℃; for 2h; |
methanol
2-ethoxy-2,3-dihydro-1,3,2-benzoxazaphosphole
A
ethyl dimethyl phosphite
B
2-amino-phenol
C
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
2 h at -10 deg C, then at room temp.; |
N1-methyl-N1-(2,3:5,6-di-O-isopropylidene-α-D-mannofuranosylamido)-N2,N3-tetramethyldiamidophosphite
A
mixture of α- and β-2,3:5,6-di-O-isopropylidene-N-methyl-D-mannofuranosylamine
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
With methanol for 3h; Ambient temperature; |
1-methyltrimethylene N-methyl-N-(2,3:5,6-di-O-isopropylidene-α-D-mannofuranosyl)amidophosphite
A
mixture of α- and β-2,3:5,6-di-O-isopropylidene-N-methyl-D-mannofuranosylamine
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
With methanol for 3h; Ambient temperature; |
N1-methyl-N1-(2,3:5,6-di-O-isopropylidene-α-D-mannofuranosylamido)-N2,N3-tetraethyldiamidophosphite
A
mixture of α- and β-2,3:5,6-di-O-isopropylidene-N-methyl-D-mannofuranosylamine
B
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
With methanol for 3h; Ambient temperature; |
Conditions | Yield |
---|---|
With tetramethylammonium |
benzil
phosphorous acid trimethyl ester
2,2,2-trimethoxy-4,5-diphenyl-2,2-dihydro-1,3,2-dioxaphospholene
Conditions | Yield |
---|---|
100% | |
In benzene |
1,3-diphenyl-propane-1,2,3-trione
phosphorous acid trimethyl ester
2,2,2-trimethoxy-4-benzoyl-5-phenyl-2,2-dihydro-1,3,2-dioxaphosphole
Conditions | Yield |
---|---|
In neat (no solvent) | 100% |
In dichloromethane |
4-phthalimidobutyryl chloride
phosphorous acid trimethyl ester
dimethyl [4-(1,3-dioxo-1,3-dihydroisoindol-2-yl)butyryl]phosphonate
Conditions | Yield |
---|---|
at 20℃; for 2h; | 100% |
In benzene overnight; | |
In chloroform at 20℃; for 1h; |
Adipic acid dichloride
Dimethyl phosphite
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
at 130 - 135℃; for 6h; | 100% |
Conditions | Yield |
---|---|
at 60℃; for 8h; | 100% |
Conditions | Yield |
---|---|
at 130 - 135℃; for 6h; | 100% |
benzalacetophenone
phosphorous acid trimethyl ester
dimethyl (3-oxo-1,3-diphenylpropyl)phosphonate
Conditions | Yield |
---|---|
With acetic acid | 100% |
Conditions | Yield |
---|---|
at 60℃; for 8h; | 100% |
Conditions | Yield |
---|---|
at 130 - 135℃; for 6h; | 100% |
Conditions | Yield |
---|---|
at 130 - 135℃; for 6h; | 100% |
Conditions | Yield |
---|---|
at 130 - 135℃; for 6h; | 100% |
methyl 2-methoxypyrrolidine-1-carboxylate
phosphorous acid trimethyl ester
2-(Dimethoxy-phosphoryl)-pyrrolidine-1-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In dichloromethane for 3.5h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With acetic acid | 100% |
Conditions | Yield |
---|---|
With acetic acid | 100% |
Conditions | Yield |
---|---|
With acetic acid | 100% |
Conditions | Yield |
---|---|
With acetic acid | 100% |
Conditions | Yield |
---|---|
for 2h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
In diethyl ether 1) -70 deg C, 0.5 h, then 20 deg C, 1 h; | 100% |
Conditions | Yield |
---|---|
In diethyl ether 1) -70 deg C, 0.5 h, then 20 deg C, 1 h; | 100% |
N-(carbomethoxy)-α-methoxydimethylamine
phosphorous acid trimethyl ester
[(Methoxycarbonyl-methyl-amino)-methyl]-phosphonic acid dimethyl ester
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In dichloromethane for 5h; Ambient temperature; | 100% |
phenyl (β-sec-butylethynyl)iodonium tosylate
phosphorous acid trimethyl ester
A
Dimethyl (sec-butylethynyl)phosphonate
B
methyl p-toluene sulfonate
Conditions | Yield |
---|---|
Ambient temperature; | A 63% B 100% |
Bromo-acetic acid (2S,3S,4aR,6S,7R,8aS)-2-acetyl-6-[3-(tert-butyl-diphenyl-silanyloxy)-2-methyl-propyl]-7-(4-methoxy-benzyloxy)-8a-methyl-octahydro-pyrano[3,2-b]pyran-3-yl ester
phosphorous acid trimethyl ester
(Dimethoxy-phosphoryl)-acetic acid (2S,3S,4aR,6S,7R,8aS)-2-acetyl-6-[3-(tert-butyl-diphenyl-silanyloxy)-2-methyl-propyl]-7-(4-methoxy-benzyloxy)-8a-methyl-octahydro-pyrano[3,2-b]pyran-3-yl ester
Conditions | Yield |
---|---|
at 70℃; for 3h; | 100% |
methyl 2-[2-chloro-1-(chloromethyl)ethylidene]-1-hydrazinecarboxylate
phosphorous acid trimethyl ester
[3-(Dimethoxy-phosphoryl)-2-(methoxycarbonyl-hydrazono)-propyl]-phosphonic acid dimethyl ester
Conditions | Yield |
---|---|
In toluene for 3h; Heating; | 100% |
2-phenyl-3-(α-chlorobenzyl)quinoxaline
phosphorous acid trimethyl ester
2-phenyl-3-(O,O-dimethylphosphonobenzyl)quinoxaline
Conditions | Yield |
---|---|
for 50h; Heating; | 100% |
2,2,3,3,4,4,5,5-octafluoro-5-chloropentanal
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In diethyl ether 1) -70 deg C, 0.5 h, then 20 deg C, 1 h; | 100% |
((2E,6E)-(S)-8-Bromo-1-pentyl-octa-2,6-dien-4-ynyloxy)-tert-butyl-dimethyl-silane
phosphorous acid trimethyl ester
[(2E,6E)-(S)-8-(tert-Butyl-dimethyl-silanyloxy)-trideca-2,6-dien-4-ynyl]-phosphonic acid dimethyl ester
Conditions | Yield |
---|---|
In acetonitrile at 60℃; | 100% |
5,5'-dibromo-4,4'-bis(bromomethyl)-3,3'-bithiophene-2,2'-dicarbaldehyde
phosphorous acid trimethyl ester
tetramethyl 5,5'-dibromo-2,2'-diformyl-3,3'-bithiophene-4,4'-diylbis(methylphosphonate)
Conditions | Yield |
---|---|
for 2h; Heating; | 100% |
for 2h; Heating; Yield given; |
Conditions | Yield |
---|---|
With sulfur trioxide In dichloromethane at -95℃; | 100% |
With dihydrogen peroxide In pyridine at -20℃; adding different FeIII compounds; determination of half-lives of reactions; | |
With naphthalene-1,4-dicarbonitrile; water In water; acetonitrile Irradiation; |
Conditions | Yield |
---|---|
With benzophenone; 1-thiopropane; hydrogen sulfide In benzene for 15h; Product distribution; Irradiation; variation of reagents and conditions; | 100% |
With pyridine; sulfur 1.) 0 deg C, 1 h, 2.) room temperature, 1 h; | 70% |
With sulfur at 0℃; for 24h; | 70% |
3-chloro-3-phenylphthalide
phosphorous acid trimethyl ester
Conditions | Yield |
---|---|
In acetonitrile at 60℃; for 3h; | 100% |
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