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746371

Sigma-Aldrich

Ioduro di sodio

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99.5%

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About This Item

Formula condensata:
NaI
Numero CAS:
Peso molecolare:
149.89
Numero CE:
Numero MDL:
Codice UNSPSC:
12352302
ID PubChem:
NACRES:
NA.21
Saggio:
≥99.5%
Grado:
ACS reagent
anhydrous
Stato:
powder

Grado

ACS reagent
anhydrous

Livello qualitativo

Densità del vapore

>1 (vs air)

Nome Commerciale

Redi-Dri

Saggio

≥99.5%

Stato

powder

Qualità

free-flowing

Impurezze

≤0.002% N compounds
≤0.01% insolubles

pH

6.0-9.0 (25 °C, 5%)

Punto di fusione

661 °C (lit.)

Anioni in tracce

Cl- and Br-: ≤0.01%
iodate (IO3-): ≤3 ppm
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.005%

Cationi in tracce

Ba: ≤0.002%
Ca: ≤0.002%
Fe: ≤5 ppm
K: ≤0.01%
Mg: ≤0.001%
heavy metals (as Pb): ≤5 ppm

Stringa SMILE

[Na+].[I-]

InChI

1S/HI.Na/h1H;/q;+1/p-1
FVAUCKIRQBBSSJ-UHFFFAOYSA-M

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Descrizione generale

Sodium iodide is an inorganic sodium salt that is commonly used as a source of iodide ions in organic synthesis. It is used in the conversion of alkyl halides and sulfonates into alkyl iodides and aryl iodides via nucleophilic displacement reactions. Additionally, NaI is also used in combination with oxidizing agents for the iodination of organoboranes, phenols, and aromatic compounds.

Applicazioni

Sodium iodide can be used in the following:      
  • NaI-AlCl3 is used as a dehydrating agent in the Beckmann rearrangement of ketoximes to anilides.      
  • NaI-cerium chloride supported on silica gel is used as a catalyst for the synthesis of 2,3-dihydro-1H-1,5-benzodiazepines by the reaction of o-phenylenediamines and ketones.      
  • NaI-dichlorodimethylsilane catalytic system is used for the reduction of diarylmethanols to corresponding diarylmethanes.

Caratteristiche e vantaggi

  • Increased efficiency – Eliminates time and effort of loosening hardened powders     
  • Safety – Eliminates tools of force used to break up clumps
  • Ecology – Reduces waste as it does not stick to the packaging      
  • Economy – Faster preparation and solvation increase productivity and reduce costs      
  • Assured Quality – Excellent, expert-tested quality with no anti-caking agents      
  • Flexible volumes – Available from research amounts to scale-up quantities

Note legali

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Pittogrammi

Exclamation mark

Avvertenze

Warning

Indicazioni di pericolo

Classi di pericolo

Eye Irrit. 2

Codice della classe di stoccaggio

13 - Non Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable


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