Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Cas:13598-36-2
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Cas:13598-36-2
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Cas:13598-36-2
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inquiryPhosphorous acid is a colorless crystal. It can be slowly oxidized to phosphoric acid in the air. When heated to 180 °C, it can be decomposed into phosphoric acid and phosphine (highly toxic). As a dibasic acid, it has slightly ber acidity than
The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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Product Name: Phosphorous acid Synonyms: Phosphorous acid, extra pure, 98%;Phosphorus trihydroxide;phosphorustrihydroxide;Trihydroxyphosphine;PHOSPHOROUSACID,REAGENT;Phosphonsure;Phosphorous acid, 98%, extra pure;AURORA KA-1076 CAS: 13598-36-2 M
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inquiryPhosphorus Oxychlorid POCl3 Identification: Chemical Name: Phosphorus Oxychlorid-POCL3 Synonyms: Fosforoxychlorid; Oxychlorid fosforecny; oxychloridfosforecny; Phosphoroxidchlorid; POCl3 Molecular formula: POCL3 Molecular weight: 153.33
Cas:13598-36-2
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inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:13598-36-2
Min.Order:10 Gram
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inquiryPhosphorous acid CAS: 13598-36-2 Specification Test items Class Liquid phosphite Superior product First grade Qualified products Appearance White crystals Colorless transparent liquid Main c
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Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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inquirySuperior quality, moderate price & quick delivery. Appearance:White crystals Storage:stored in a cool ,ventilated and dry place to provent rain and sun Package:25 kg bags or tons of packaging bags Application:Mainly used for the production of p
Huarong Industrial Group Limited established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World.
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:13598-36-2
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inquiryphosphorous acid 13598-36-2 Description: Colorless crystals Phosphorus acid: 99%min Chloride: 0.005%max Phosphate: 0.05%max Iron: 0.001%max Sulphate: 0.0001%max Heavy metals( as pb): 0.0002%max Water-solubility: Excellent Appearan
Cas:13598-36-2
Min.Order:1 Kilogram
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inquiryProduct name: Phosphorous Acid CAS No.:13598-36-2 Molecule Formula:H3PO3 Molecule Weight:82.00 Purity: 99.0% Package: 25kg/drum Description: White crystals Manufacture Standards:Enterprise Standard TESTING ITEMS
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ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
For the production of plastic stabilizers and synthetic fibers and phosphates, as well as intermediates of the pesticides Glycophos and Vinyl, it can also be used to produce highly efficient water treatment agents Application:For the production of
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:13598-36-2
Min.Order:1 Kilogram
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Xiamen Luyunjia Trading Co.,Ltd Package:1kg/bag; 4356kg/drum, or as customer's request. Application:Xiamen Luyunjia Trading Co.,Ltd Transportation:DHL, EMS, FedEx, TNT, AIR, SEA Port:Beijing,Shanghai,Guangzhou ,China main port
Conditions | Yield |
---|---|
With water; copper 760°C, catalyst on Cu-Zr-pyrophosphate carrier; product contains 1 % P as H3PO3; | A n/a B 95% |
hydrogenchloride
dihydrogen peroxide
tri-n-butyl-tin hydride
A
phosphonic Acid
B
tributyltin chloride
C
hypophosphorous acid
Conditions | Yield |
---|---|
Stage #1: phosphorus; tri-n-butyl-tin hydride In toluene at 20℃; for 16h; Irradiation; Schlenk technique; Stage #2: dihydrogen peroxide In water; toluene at 20℃; for 0.5h; Cooling with liquid nitrogen; Stage #3: hydrogenchloride In 1,4-dioxane; hexane; water; acetonitrile for 1h; | A n/a B 93% C n/a |
Conditions | Yield |
---|---|
With Ni-doped silica for 18h; Reflux; | 84% |
With hypobromous acid In water Kinetics; oxidn. at varying concentrations of HOBr at varying temp. and H(1+) concn.; not isolated; monitoring iodometrically; | |
With bromine In water Kinetics; byproducts: HBr; oxidn. at varying concentrations of Br2 and different concn. of bromide at varying temp. and H(1+) concn.; mechanism discussed; not isolated; monitoring iodometrically; | |
With tetra-N-butylammonium tribromide In water Kinetics; byproducts: tetrabutylammonium bromide, HBr; oxidation of phosphinic acid by tetrabutylammonium tribromide; |
hypophosphorous acid
phosphonic Acid
Conditions | Yield |
---|---|
With nickel on silica In water for 18h; Reflux; | 84% |
In neat (no solvent) oxidation of the anhydrous acid on standing on air for a longer period of time;; | |
With Bi(5+); bismuth(III) In perchloric acid; hydrogen fluoride Kinetics; byproducts: Bi(3+); 4 h at 35°C; mechanism discussed;; |
H6P6O12
A
phosphonic Acid
B
phosphoric acid
C
hypophosphorous acid
Conditions | Yield |
---|---|
With mineral acids In water boiling mineral acidic soln.;; | A 76% B 12% C 12% |
With mineral acids In water |
methanol
A
phosphonic Acid
B
Dimethyl phosphite
C
phosphonic acid monomethyl ester
Conditions | Yield |
---|---|
With phosphorus trichloride at 25℃; for 1h; | A 1% B 73% C 26% |
para-iodoanisole
copper
phosphonic Acid
Conditions | Yield |
---|---|
With potassium carbonate; aniline In ethyl acetate; 1,2-dichloro-benzene | 70.1% |
(η5-cyclopentadienyl)bis(triphenylphosphane)(η1-tetraphosphrus)osmium(II) triflate
water
A
phosphonic Acid
B
(η5-cyclopentadienyl)bis(triphenylphosphane)(phosphine)osmium(II) triflate
D
hypophosphorous acid
Conditions | Yield |
---|---|
In tetrahydrofuran (Ar), Os complex treated with 100 equiv. of H2O in THF, stirred at room temp. for 1 d; evapd.(vac.); | A 55% B 55% C 22% D 20% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide Kinetics; under N2, Schlenk techniques; 25-35°C; | A 21% B 7.2% C 7% D 44% E 10.3% |
A
phosphonic Acid
B
phosphoric acid
C
hypophosphorous acid
D
hypophosphoric acid
Conditions | Yield |
---|---|
With sodium chlorite In not given a soln. of sodium chlorite is converting 42% of the red P into H4P2O6;; | A 35% B 19% C 2% D 42% |
With sodium chlorite In not given byproducts: H5P3O8; a soln. of sodium chlorite is converting 42% of the red P into H4P2O6;; | A 35% B 19% C 2% D 42% |
With sodium chlorite In not given a soln. of sodium chlorite is converting 42% of the red P into H4P2O6;; | A 35% B 19% C 2% D 42% |
With sodium chlorite In not given byproducts: H5P3O8; a soln. of sodium chlorite is converting 42% of the red P into H4P2O6;; | A 35% B 19% C 2% D 42% |
Conditions | Yield |
---|---|
In methanol byproducts: H2; under N2, Schlenk techniques; to Ru compd. in MeOH excess of water added, stirred (12 h, room temp.); | A 31% B 31% C 24% |
water
A
phosphonic Acid
Conditions | Yield |
---|---|
In tetrahydrofuran under Ar atm. water was added to Ru complex and THF and stirred for 6 days at room temp.; solvent was removed in vacuo, residue was dissolved in acetone, n-hexanewas added; elem. anal.; | A n/a B n/a C 4% |
A
phosphonic Acid
C
Aminomethylphosphonic acid
D
phosphoric acid
Conditions | Yield |
---|---|
Stage #1: CH3O4PPol2; self-ester of HMPA With urea at 185℃; for 15h; Stage #2: With sodium hydroxide In water for 10h; Heating / reflux; | A 0.9 %Chromat. B 4.1 %Chromat. C 93 %Chromat. D 3.6 %Chromat. |
sodium glycinate
A
phosphonic Acid
B
Aminomethylphosphonic acid
C
phosphoric acid
D
N-(phosphonemethyl)glycine
Conditions | Yield |
---|---|
Stage #1: CH3O4PPol2; self-ester of HMPA; sodium glycinate In acetonitrile for 0.166667h; Stage #2: at 180℃; for 16h; Stage #3: With hydrogen bromide In water at 110℃; for 6h; | A 1.5 %Chromat. B 1.1 %Chromat. C 2.3 %Chromat. D 16.7 %Chromat. |
sodium glycinate
A
phosphonic Acid
B
Aminomethylphosphonic acid
C
<<(carboxymethyl)imino>dimethylene>bisphosphonic acid
D
phosphoric acid
E
N-(phosphonemethyl)glycine
Conditions | Yield |
---|---|
Stage #1: CH3O4PPol2; self-ester of HMPA; sodium glycinate In sulfolane at 180℃; for 16h; Stage #2: With hydrogen bromide In sulfolane; water at 110℃; for 6h; | A 0.7 %Chromat. B 1.2 %Chromat. C 1.7 %Chromat. D 2.2 %Chromat. E 15.1 %Chromat. |
Dimethyl 3-(2-thienyl)-2-isoxazolin-5-ylphosphonate
A
phosphonic Acid
B
3-(2-Thienyl)-2-isoxazolin-5-ylphosphonic acid
phosphonic Acid
phosphoric acid
Conditions | Yield |
---|---|
With nitric acid In water after 45 min at water bath temp. with 55 weight-% HNO3; autocatalytic, under formation of nitrogen oxides;; | 100% |
With HNO3 In water after 45 min at water bath temp. with 55 weight-% HNO3; autocatalytic, under formation of nitrogen oxides;; | 100% |
With water; iodine; sodium hydrogencarbonate In water byproducts: HI; oxidation of H3PO3 with I2 in NaHCO3 at 20°C is complet after 3 min;; | 99.2% |
Conditions | Yield |
---|---|
In hydrogenchloride (N2); addn. of ligand to a soln. of tungsten cluster in 2 M HCl, addn. of a soln. of cucurbituril in 4 M HCl; elem. anal.; | 99% |
phosphonic Acid
malonodiamide
Conditions | Yield |
---|---|
In water pptn. from stoich. mixt. of U-salt, phosphorous acid and amide solns. (c(DAMA) 0.1 M); X-ray diffraction; elem. anal.; | 99% |
Conditions | Yield |
---|---|
With urea In not given byproducts: NH3, CO2; react. at 160°C; | 98% |
Conditions | Yield |
---|---|
With urea In not given byproducts: NH3, CO2; react. at 160°C; | 98% |
phosphonic Acid
1,3-di(piperidin-4-yl)propane
choline chloride
oxalic acid dihydrate
Conditions | Yield |
---|---|
In water High Pressure; mixt. of diamine, Ga2O3, H3PO3 and choline chloride/oxalic acid (1/1) inH2O was heated in autoclave at 160°C for 1 d; | 97% |
chloro-trimethyl-silane
phosphonic Acid
bis(trimethylsilyl) phosphonate
Conditions | Yield |
---|---|
In formamide for 1h; Inert atmosphere; Schlenk technique; | 97% |
Conditions | Yield |
---|---|
In water for 2h; Cooling with ice; | 97% |
phosphonic Acid
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: H2O, P; under Ar; mixt. of CaO and H3PO3 (molar ratio = 1.1:2.55) in alumina boat heated to 770 K (180 K/h) in N2 flow, re-grinding after 24 h, heated to 1170 K (180 K/h), kept at 1170 K for 48 h, cooled to room temp. (60 K/h); | A n/a B 96% |
phosphonic Acid
1,3-di(4-pyridyl)propane
water
zinc(II) acetate dihydrate
Conditions | Yield |
---|---|
With NaOH; alanine or phenylglycine or serine In water keeping a mixt. of zinc salt, ligand, NaOH, amino acid and H3PO3 in water at room temp. for 1 wk in a vac. sealed tube; filtration; elem. anal.; | 96% |
phosphonic Acid
bis(difluorophosphino) sulphide
A
μ-oxo-bis(difluorophosphane)
B
tris(difluorophosphino) phosphite
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: PF2HS; excess S(PF2)2 was condensed into ampoule containing PHO(OH)2, mixt. was warmed to room temp. for 4 h; volatile products were sepd. by fractional condensation in vac., product was abtained as the fraction valatile at 250 K but retained at 209 K; | A n/a B 95% |
Conditions | Yield |
---|---|
In water High Pressure; MnO2 (5 mmol), B compd. (10 mmol), and H3PO3 (45 mmol) in H2O, mixt. sealed, heated at 200°C for 4 d; washed hot water (80°C), elem. anal.; | 95% |
phosphonic Acid
chloro(cyclopentadienyl)bis(triphenylphosphine)ruthenium (II)
silver trifluoromethanesulfonate
Conditions | Yield |
---|---|
In tetrahydrofuran; dichloromethane; water byproducts: AgCl; (Ar); aq. soln. of H3PO3 (1 equiv.) was added with stirring to suspn. ofRu complex and Ag salt in THF/CH2Cl2 at room temp.; suspn. was stirred at room temp. for 3 h; filtered; filtrate evapd. (vac.); recrystd. (acetone/hexane); elem. anal.; | 94% |
phosphonic Acid
1,3-di(4-pyridyl)propane
water
zinc(II) acetate dihydrate
Conditions | Yield |
---|---|
In water keeping a mixt. of zinc salt, ligand and H3PO3 in water at room temp. for 2 wk in a vac. sealed tube; filtration; elem. anal.; | 90% |
Conditions | Yield |
---|---|
With HF In water High Pressure; mixt. In2(SO4)3, H3PO3, oxalic acid, pyridine, HF and water (1.O:3.6:2.6:32.0:10.4:95, pH 6.5) was heated in PTFE-lined stainless steel acid digestion bomb at 180°C for 72 h; ppt. was filtered and washed with water; | 90% |
Conditions | Yield |
---|---|
at 120℃; for 48h; Autoclave; High pressure; | 90% |
phosphonic Acid
Conditions | Yield |
---|---|
With ammonium hydroxide; H2O In water Cr(NO3)3*9H2O dissolved in H2O, Cr(OH)3 pptd. with NH4OH at pH 8, soln.of freshly pptd. Cr(OH)3 added to boliling soln. of H3PO3 in H2O, mixture refluxed gently for 2 h; cooling to room temp., evapn. at room temp. to dryness, maceration withEtOH, stirring with EtOH for 4 h at room temp., filtration, washing with EtOH, air drying; elem. anal.; | 89% |
Conditions | Yield |
---|---|
With NaOH In water stirred for 5 min; crystd. for 2 d at room temp.; elem. anal.; | 89% |
piperazine
formaldehyd
phosphonic Acid
N,N’-piperazine bis(methylenephosphonic acid)
Conditions | Yield |
---|---|
Stage #1: piperazine; phosphonic Acid With hydrogenchloride In water for 1h; Reflux; Stage #2: formaldehyd In water for 26h; Reflux; | 89% |
phosphonic Acid
1,3-di(4-pyridyl)propane
zinc(II) acetate dihydrate
recorcinol
Conditions | Yield |
---|---|
In water mixt. of Zn. compd. (1 mmol), phosphorous acid (2 mmol), 4,4'-trimethylene dipyridine (1.5 mmol), resorcinol (2 mmol), and H2O sealed under vac.in glaas tube, stored at room temp. for 1 week; crystals isolated; elem. anal.; | 88.1% |
aminoethylpiperazine
phosphonic Acid
Conditions | Yield |
---|---|
In ethanol; water High Pressure; BeSO4, H3PO3, 1-(2-aminoethyl)piperazine, water and EtOH sealed in autoclave, heated (160°C, 7 d); filtered, washed (H2O), dried (air); XRD, elem. anal.; | 87.7% |
Conditions | Yield |
---|---|
With 1-methylimidazole or imidazole or cyclohexylamine In water mixt. of compds. and reagent mixed in distd. water, stirred for 1 min then allowed to stand for 5 d at room temp.; elem. anal.; | 87% |
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