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8.22288

Periodic acid

for synthesis

Synonym(s):

Periodic acid

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Size/SKUAvailabilityPrice
100 g
Please contact Customer Service for Availability
CZK 2,880.00
500 g
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CZK 9,010.00

About This Item

Empirical Formula (Hill Notation):
H5IO6
CAS Number:
Molecular Weight:
227.94
UNSPSC Code:
12352301
EC Index Number:
233-937-0
NACRES:
NA.22
MDL number:
Assay:
≥98% (iodometric)
Form:
solid
Grade:
synthesis grade

CZK 2,880.00


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grade

synthesis grade

Quality Segment

assay

≥98% (iodometric)

form

solid

reaction suitability

reagent type: oxidant

pH

1.2 (20 °C, 100 g/L in H2O)

mp

122 °C

solubility

ethanol: soluble at 20 °C, water: soluble at 20 °C

bulk density

1400 kg/m3

storage temp.

15-25°C

SMILES string

[I](=O)(O)(O)(O)(O)O

InChI

1S/H5IO6/c2-1(3,4,5,6)7/h(H5,2,3,4,5,6,7)

InChI key

TWLXDPFBEPBAQB-UHFFFAOYSA-N

Application

Periodic acid can be used as a reagent for the oxidative cleavage of 1,2 diols to ketones or aldehydes, and epoxides to aldehydes. It is also used in the oxidative cleavage of various protecting groups such as acetonide, tetrahydropyranyl ether (THP), ethoxyethyl acetals, cyclic acetals, dithioacetals, and oxathioacetals.
It can also be used:
  • In the selective N-nitrosation of secondary amines in the presence of sodium nitrite, and wet silica gel.
  • As a stoichiometric oxidant with chromium (IV) acetate for the oxidation of tertiary C−H bonds to tertiary alcohols.
  • In combination with chromium oxide to oxidize primary alcohols to carboxylic acids; alkylbenzenes to benzoic acids; and cyclic benzyl ethers to the corresponding lactones.
  • In the iodination of bulky polyalkyl benzenes in the presence of iodine.
  • In the oxidative coupling of polycyclic aromatic hydrocarbons in the presence of aqueous acetic acid.
  • In the selective oxidation of sulfides to sulfoxides using FeCl3 as a catalyst.

Analysis Note

Assay (iodometric): ≥ 98.0 %
Melting range (lower value): ≥ 124 °C
Melting range (upper value): ≤ 129 °C

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This Item
375810P7875P0430
grade

synthesis grade

grade

ACS reagent

grade

-

grade

electrophoresis grade

assay

≥98% (iodometric)

assay

99%, 99.0-101.0% (ACS specification)

assay

≥99.0%

assay

≥99%

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

form

solid

form

powder or crystals

form

powder or crystals

form

powder or crystals

storage temp.

15-25°C

storage temp.

-

storage temp.

-

storage temp.

-

pH

1.2 (20 °C, 100 g/L in H2O)

pH

-

pH

-

pH

-


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signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Ox. Sol. 1 - Skin Corr. 1B - STOT RE 1 Oral

target_organs

Thyroid

Storage Class

5.1A - Strongly oxidizing hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



Certificates of Analysis (COA)

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Questions

  1. Is this item for professional lab use or for research?

    1 answer
    1. This product is a research grade material, intended for general laboratory use. Please see the link below to review Periodic acid products suitable for use in clinical testing and diagnostic assay manufacturing:
      https://www.sigmaaldrich.com/search/periodic-acid?facet=facet_web_eqp%3A400&facet=facet_web_eqp%3A500&focus=products&page=1&perpage=30&sort=relevance&term=periodic%20acid&type=product

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