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Merck

30417

Acide phosphorique

greener alternative

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85%

Synonyme(s) :

Acide orthophosphorique

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A propos de cet article

Formule linéaire :
H3PO4
Numéro CAS:
Poids moléculaire :
98.00
MDL number:
EC Number:
231-633-2
UNSPSC Code:
12352106
PubChem Substance ID:
Beilstein/REAXYS Number:
1921286
Assay:
≥85%
Form:
liquid
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InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

InChI

1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

grade

ACS reagent, puriss. p.a.

agency

USP/NF, reag. ISO, reag. Ph. Eur.

vapor density

3.4 (vs air)

vapor pressure

2.2 mmHg ( 20 °C)

Quality Level

Gene Information

human ... SRC(6714)

assay

≥85%

form

liquid

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impurities

reducing impurities, in accordance, residual solvents, in accordance, substances precipitated by ammonia, in accordance, ≤0.001% KMnO4 red. matter (as O), ≤0.001% heavy metals (as Pb), ≤0.001% in water insoluble matters, ≤0.001% volatile acids (as CH3COOH)

bp

158 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤2 mg/kg, fluoride (F-): ≤1 mg/kg, nitrate (NO3-): ≤3 mg/kg, phosphite, hypophosphite (as H3PO3): ≤20 mg/kg, phosphite, hypophosphite (as H3PO3): in accordance, sulfate (SO42-): ≤30 mg/kg

cation traces

As: ≤0.5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤1 mg/kg, Co: ≤1 mg/kg, Cr: ≤1 mg/kg, Cu: ≤1 mg/kg, Fe: ≤5 mg/kg, K: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤0.5 mg/kg, Na: ≤20 mg/kg, Ni: ≤1 mg/kg, Pb: ≤1 mg/kg, Sb: ≤2 mg/kg, Zn: ≤2 mg/kg

suitability

passes test for appearance of solution

greener alternative category

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General description

We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Phosphoric acid-doped polybenzimidazole (PBI) membranes offer a cleaner path to energy by enabling high-temperature fuel cells that efficiently convert hydrogen into electricity with low emissions. Their durability and proton conductivity make them ideal for sustainable power systems. Click here for more information.

Application


  • Cooperative Rh/Achiral Phosphoric Acid-Enabled [3+3] Cycloannulation of Carbonyl Ylides with Quinone Monoimines: Synthesis of Benzofused Dioxabicyclo[3.2.1]octane Scaffolds.: This study demonstrates the catalytic role of phosphoric acid in a [3+3] cycloannulation reaction, enabling the efficient synthesis of complex organic scaffolds (Tu et al., 2024).

Other Notes

L′acide phosphorique concentré est composé de H3PO4 à environ 85 % (aqueux).
The article number 30417-4X2.5L will be discontinued. Please order the single bottle 30417-2.5L which is physically identical with the same exact specifications.
The article number 30417-4X2.5L-M will be discontinued. Please order the single bottle 30417-2.5L-M which is physically identical with the same exact specifications.
The article number 30417-6X1L will be discontinued. Please order the single bottle 30417-1L which is physically identical with the same exact specifications.
The article number 30417-6X1L-M will be discontinued. Please order the single bottle 30417-1L-M which is physically identical with the same exact specifications.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

Classe de stockage

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

Internal versus external surface active sites in ZSM-5 zeolite: Part 1. Fries rearrangement catalyzed by modified and unmodified H3PO4/ZSM-5.
Ghiaci M, et al.
Applied Catalysis A: General, 298, 32-39 (2006)
J M Fujitaki et al.
Biochemistry, 20(12), 3658-3664 (1981-06-09)
Phosphorus-31 nuclear magnetic resonance (31P NMR) is used to investigate acid-labile phosphorylation of histone H4. 31P NMR detects phosphorylated histidine residues in in vitro enzymatically phosphorylated H4. The source of kinase is nuclei from either regenerating rat liver or Walker-256
D S Marinier et al.
Journal of lipid research, 29(9), 1237-1243 (1988-09-01)
In order to study the lipid composition of human white matter, we have developed a 31P NMR spectroscopy method, which allows the determination and quantitation of the main phospholipids found in biological membranes. The technique is based upon the use
P Meneses et al.
Journal of lipid research, 29(5), 679-689 (1988-05-01)
The common phospholipids from biological sources were quantitated using phosphorus-31 nuclear magnetic resonance (NMR) spectroscopy in conjunction with an analytical reagent composed of two parts: 1) 2 ml of reagent chloroform in which was dissolved 0.01-100 mg of crude tissue
Li Yan Chan et al.
The Journal of organic chemistry, 78(17), 8826-8832 (2013-08-07)
A simple and efficient method is developed for Pd-catalyzed ortho-acetoxylation using organophosphates, namely, benzylic phosphonic and aryl phosphoric monoacids, as the directing group.

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