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Product name: Phosphorous Acid CAS No.: 10294-56-1 Molecule Formula:H3PO3 Molecule Weight:81.99 Purity: 98.0% Package: 25kg/bag Description:White crystals Manufacture Standards:Enterprise Standard TESTING ITEMS
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Phosphorous acidAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
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inquirySynonyms: Orthophosphorous acid; phosphonic acid (IUPAC) De: Phosphonsäure ES: Ácido fosfónico Fr:Acide phosphonique Molecular Weight: 81.996 Molecular Formula: H3PO3 Structural Formula: Density: 1.6510 M.P.: 73.6°
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1) Product: phosphorous acid 2) Synonyms: orthophosphorous acid; phosphonic acid 3) CAS No.: 10294-56-1 4) Molecular formula: H3PO3 5) Molecul…
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Chemical name: Phosphorous Acid Molecular Formula: H3PO3 Molecular Weight: 82.0 CAS Number:13958-36-2 Typical Properties: …
phosphorous acid
Conditions | Yield |
---|---|
With chlorine byproducts: HCl; |
silver (I) ion
hypophosphorous acid
A
silver
B
phosphorous acid
Conditions | Yield |
---|---|
In perchloric acid Kinetics; oxidation hypophosphorous acid with silver(I) in aq. perchloric acid soln. at 30°C; |
Conditions | Yield |
---|---|
With water In neat (no solvent) formation of H3PO3 and P(OH)3 is proved by UV absorption and mild oxidation of products of hydrolysis;; |
hydrogenchloride
water
butanone
C
hypophosphorous acid
D
phosphorous acid
Conditions | Yield |
---|---|
With aluminium for 8h; Inert atmosphere; Schlenk technique; Sealed tube; Electrolysis; |
hydrogenchloride
water
2-Pentanone
C
hypophosphorous acid
D
phosphorous acid
Conditions | Yield |
---|---|
With aluminium for 8h; Inert atmosphere; Schlenk technique; Sealed tube; Electrolysis; |
hydrogenchloride
water
A
phosphoric acid
B
hypophosphorous acid
C
phosphorous acid
Conditions | Yield |
---|---|
With 3,3-dimethyl-butan-2-one; aluminium for 8h; Inert atmosphere; Schlenk technique; Sealed tube; Electrolysis; |
Conditions | Yield |
---|---|
With [Pt(H2O)2(1,1'-bis(diphenylphosphanyl)octamethylferrocene)](trifluoromethylsulfonate)2; water In tetrahydrofuran at 20℃; for 8h; Catalytic behavior; Mechanism; Reagent/catalyst; Solvent; Inert atmosphere; Schlenk technique; Sealed tube; |
diphenyl hydrogen phosphite
A
phenyl hydrogen phosphonate
B
phosphorous acid
Conditions | Yield |
---|---|
With water In tetrahydrofuran at 20℃; for 0.5h; Inert atmosphere; Schlenk technique; Sealed tube; |
tris-(2-chloro, 1-methylethyl)-phosphate
A
LACTIC ACID
B
propylene glycol
C
1-hydroxypropan-2-yl dihydrogenphosphate
D
diisopropylphosphate
E
triisopropyl phosphate
F
cis-1-chloropropene
G
carbon dioxide
H
phosphoric acid
J
chloride
K
oxalic acid
M
Phosphate
N
isopropyl alcohol
O
phosphorous acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In water UV-irradiation; |
Conditions | Yield |
---|---|
at 63℃; for 3h; |
Conditions | Yield |
---|---|
With benzaldehyde; triethylamine | 98% |
Conditions | Yield |
---|---|
With aniline In water | 94% |
hydrogenchloride
phosphorous acid
Conditions | Yield |
---|---|
In water at 100℃; for 6h; pH=Ca. 1.5; Temperature; Autoclave; | 92% |
o-toluidine
phosphorous acid
recorcinol
3-(o-tolylamino)phenol
Conditions | Yield |
---|---|
In water | 90% |
Conditions | Yield |
---|---|
With hydrogen fluoride In N,N-dimethyl-formamide at 145℃; for 168h; Autoclave; | 90% |
phosphorous acid
Conditions | Yield |
---|---|
With paraformaldehyde In P2 O5; ethanol; water | 86.3% |
piperazine
methanol
zinc(II) acetate dihydrate
phosphorous acid
Conditions | Yield |
---|---|
In water at 160℃; for 168h; Autoclave; High pressure; | 82.6% |
Conditions | Yield |
---|---|
Stage #1: Ru(NH3)5Cl(2+)*2Cl(1-)=Ru(NH3)5Cl3; water; zinc amalgam With trifluoroacetic acid for 0.666667h; Inert atmosphere; Stage #2: phosphorous acid for 1h; Inert atmosphere; Stage #3: carbon monoxide for 5h; | 82% |
Conditions | Yield |
---|---|
80% |
sodium hydroxide
phosphorous acid
Conditions | Yield |
---|---|
With NH3*H2O In water High Pressure; Fe salt, NaOH, H3PO4 and H2O mixed in molar ratio 2:2.5:2.5:667, treatedwith NH3*H2O soln. to pH=7.0, sealed in stainless sleel autoclave, heat ed at 433 K for 5 d; filtered, washed (ethanol), dried at room temp., XRD, elem. anal.; | 80% |
phosphorous acid
iminodiacetic acid
phosphonomethylimino-di-acetic acid
Conditions | Yield |
---|---|
With formaldehyd; sulfuric acid | 78.2% |
With formaldehyd; sulfuric acid | 75.3% |
With formaldehyd; sulfuric acid | 74.2% |
With formaldehyd; sulfuric acid In water | 59.8% |
1,12-Diaminododecane
terephthalic acid
hydrogen fluoride
phosphorous acid
Conditions | Yield |
---|---|
In water; N,N-dimethyl-formamide at 150℃; for 48h; | 78% |
methanol
zinc(II) acetate dihydrate
(RS)-2-methylpiperazine
phosphorous acid
Conditions | Yield |
---|---|
In water at 155℃; for 168h; Autoclave; | 77.4% |
Thiophene-2,5-dicarboxylic acid
1,12-Diaminododecane
phosphorous acid
Conditions | Yield |
---|---|
In water; N,N-dimethyl-formamide at 150℃; for 48h; Autoclave; | 76% |
zinc(II) acetate dihydrate
phosphorous acid
Conditions | Yield |
---|---|
In ethanol; water at 160℃; for 216h; | 72.1% |
1-(N-morpholino)cyclopent-1-ene
phosphorous acid
N-cyclopentylmorpholine
Conditions | Yield |
---|---|
72% |
Conditions | Yield |
---|---|
With (CH3)4NOH*5H2O In water High Pressure; mixt. of V2O5, H3PO3, bipyridine, (CH3)4NOH*5H2O and distd. H2O (ratio 1:10:2:8:555) heated at 160°C for 120 h; washed (distd. H2O), filtered, dried in air; elem. anal.; | 72% |
sodium hydroxide
phosphorous acid
Conditions | Yield |
---|---|
With NH3*H2O In water High Pressure; Co salt, NaOH, H3PO4 and H2O mixed in molar ratio 2:2.5:2.5:667, treatedwith NH3*H2O soln. to pH=7.0, sealed in stainless sleel autoclave, heat ed at 433 K for 5 d; filtered, washed (ethanol), dried at room temp., XRD, elem. anal.; | 70% |
dimethyl 6,6′-([ethane-1,2-diylbis{azanediyl}]bis[methylene])dipicolinate
phosphorous acid
Conditions | Yield |
---|---|
With 1,3,5-Trioxan; hydrogenchloride Reflux; | 70% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 145℃; for 168h; Autoclave; | 70% |
Conditions | Yield |
---|---|
In water at 160℃; for 168h; Autoclave; | 68.7% |
sodium molybdate dihydrate
1,3,5,-tris(4-carboxyphenyl)benzene
tetra(n-butyl)ammonium hydroxide
zinc(II) chloride
phosphorous acid
molybdenum
Conditions | Yield |
---|---|
With hydrogenchloride In water at 180℃; for 72h; pH=4.8; Autoclave; | 68% |
sodium molybdate dihydrate
zinc(II) acetate dihydrate
trans-1,2-bis(pyridin-4-yl)ethene
tetrapropylammonium hydroxide
phosphorous acid
molybdenum
Conditions | Yield |
---|---|
Stage #1: sodium molybdate dihydrate; zinc(II) acetate dihydrate; trans-1,2-bis(pyridin-4-yl)ethene; tetrapropylammonium hydroxide; phosphorous acid; molybdenum In water for 1h; Sealed tube; Stage #2: With hydrogenchloride In water for 0.5h; pH=4.2; Sealed tube; Stage #3: In water at 180℃; for 72h; Sealed tube; | 67.11% |
potassium carbonate
phosphorous acid
Conditions | Yield |
---|---|
In water at 179.84℃; for 72h; High pressure; Autoclave; | 67% |
Conditions | Yield |
---|---|
In water at 179.84℃; for 72h; High pressure; Autoclave; | 67% |
ammonium carbonate
phosphorous acid
Conditions | Yield |
---|---|
In water at 179.84℃; for 72h; High pressure; Autoclave; | 67% |
n-Octylamine
terephthalic acid
hydrogen fluoride
phosphorous acid
Conditions | Yield |
---|---|
In water; N,N-dimethyl-formamide at 150℃; for 48h; | 67% |
phosphorous acid
Conditions | Yield |
---|---|
With potassium hydroxide In water at 70℃; for 168h; pH=7.2; | 65% |
1,4-diaza-bicyclo[2.2.2]octane
phosphorous acid
Conditions | Yield |
---|---|
Stage #1: 1,4-diaza-bicyclo[2.2.2]octane; cobalt(II) chloride hexahydrate In N,N-dimethyl-formamide for 3h; Stage #2: phosphorous acid In N,N-dimethyl-formamide at 60℃; for 72h; Sealed tube; | 65% |
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