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CAS No.: | 10450-60-9 |
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Name: | Periodic(VII) acid |
Article Data: | 10 |
Molecular Structure: | |
Formula: | H5IO6 |
Molecular Weight: | 227.941 |
Synonyms: | UNII-AK1D44L87G;Orthoperiodic acid;Periodic acid (H5IO6); |
EINECS: | 233-937-0 |
Melting Point: | 122 °C(lit.) |
Boiling Point: | 140°C |
Flash Point: | 140°C |
Appearance: | colourless crystals |
Hazard Symbols: | C,O |
Risk Codes: | 8-34 |
Safety: | 26-27-36/37/39 |
Transport Information: | UN 3264 8/PG 2 |
PSA: | 118.22000 |
LogP: | -0.11710 |
iodic acid
periodic acid
Conditions | Yield |
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In water Electrolysis; special apparatus with Pt wire net covered with PbO2 as anode and current intensity of 12 - 15A; 24h;; evapn. of anode soln. in vac. at 40 - 60°C not to dryness, addn. of some HNO3, further evapn.; crystn.; decantation of mother lye; dissolving H5IO6 in hot concd. HNO3 soln., filtration, recrystn., heating in desiccator over KOH to 40°C;; | 98% |
In water Electrolysis; special apparatus with Pt wire net covered with PbO2 as anode and current intensity of 12 - 15A; 24h;; evapn. of anode soln. in purified air stream at 70 - 85°C; loss by partial formation of HIO3;; | |
In sulfuric acid Electrolysis; 50% HIO3 soln.; anode region: clay cell with MnO2 anode; cathode region: filled with 2n H2SO4 soln., Pt cathode; current yield: 0.39%;; |
Conditions | Yield |
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In ammonia pptn. of a solution of Ca2I2O9 with aq. NH3-solution under formation of product and H5IO6;; | |
In ammonia aq. ammonia=NH3; pptn. of a solution of Ca2I2O9 with aq. NH3-solution under formation of product and H5IO6;; |
Conditions | Yield |
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With water | |
With H2O |
Conditions | Yield |
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In nitric acid reaction of concd. HNO3 with Ba3H4(IO6)2 forms H5IO6 and Ba(NO3)2;; | |
In nitric acid aq. HNO3; reaction of concd. HNO3 with Ba3H4(IO6)2 forms H5IO6 and Ba(NO3)2;; |
Conditions | Yield |
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In neat (no solvent) at room temp. in vac.; |
A
cesium periodate
B
periodic acid
Conditions | Yield |
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In neat (no solvent) at room temp. in vac.; |
periodic acid
Conditions | Yield |
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In water High Pressure; loading of Th(NO3)4*nH2O (0.435 mmol), H5IO6 (0.451 mmol), Cr(NO3)3*9H2O(0.451 mmol) and water in PTFE-lined autoclave; sealing, placing in pre heated furnace for 3 d at 2o0°C; cooling at 9°C/h to 23°C; crystn., washing with MeOH and drying; | 99% |
Conditions | Yield |
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In water High Pressure; Er and H5IO6 mixed with H2O, placed in vessel, heated at 180°C for 70 h, cooled to 20°C; | 99% |
Conditions | Yield |
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In water High Pressure; Gd and H5IO6 mixed with H2O, placed in vessel, heated at 180°C for 70 h, cooled to 20°C; | 99% |
Conditions | Yield |
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In perchloric acid mixed, stirred (30 min); filtered, washed (dilute HClO4, H2O), dried (40°C in air); elem.anal.; | 98% |
The Periodic acid dihydrate, with the CAS registry number 10450-60-9, is also known as Orthoperiodic acid. It belongs to the product categories of Inorganics; Synthetic Reagents; Analytical Reagents for General Use; O-P, Puriss p.a. ACS; Puriss p.a. ACS; AcidsSynthetic Reagents; Electronic Chemicals; Hypervalent Iodine; Micro/Nanoelectronics; Oxidation; Hypervalent IodineEssential Chemicals; Acids & Bases;Reagent Grade; ACS Grade Synthetic Reagents; Essential Chemicals. Its EINECS registry number is 233-937-0. Its IUPAC name is called pentahydroxy(oxo)-λ7-iodane. This chemical is colourless crystals.
Physical properties of Periodic acid dihydrate: (1)XLogP3-AA: -2.1; (2)H-Bond Donor: 5; (3)H-Bond Acceptor: 6; (4)Rotatable Bond Count: 0; (5)Exact Mass: 227.913081; (6)MonoIsotopic Mass: 227.913081; (7)Topological Polar Surface Area: 118; (8)Heavy Atom Count: 7; (9)Formal Charge: 0; (10)Complexity: 122; (11)Covalently-Bonded Unit Count: 1.
Preparation: this chemical can be prepared by periodate barium and strong nitric acid. This reaction will get periodate with a purity of 99.5% ~ 99.9.
Uses of Periodic acid dihydrate: It is used in organic chemistry for structural analysis. Periodic acid will cleave vicinal diols into two aldehyde or ketone fragments. This can be useful in determining the structure of carbohydrates. It is also used in organic synthesis as an oxidising agent of moderate strength
When you are using this chemical, please be cautious about it as the following:
This chemical may destroy living tissue on contact and may cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: OI(=O)(O)(O)(O)O
(2)InChI: InChI=1S/H5IO6/c2-1(3,4,5,6)7/h(H5,2,3,4,5,6,7)
(3)InChIKey: TWLXDPFBEPBAQB-UHFFFAOYSA-N