Sodium iodide
Catalog Number
ACM7681825
CAS
7681-82-5
IUPAC Name
Sodium;iodide
Synonyms
Hydriodic acid sodium salt
Application
Sodium iodide serves multiple purposes across various fields due to its distinct chemical properties. This white crystalline solid, known for its high solubility in water, ethanol, and ethanoic acid, is widely utilized in photography and medical applications. In medicine, it functions as an expectorant and plays a crucial role in the administration of radioactive iodine for thyroid studies and treatments. Additionally, sodium iodide is integral to several chemical processes, such as acting as a precursor in the polymerization of butyl acrylate and as a chaotropic agent in DNA extraction. It is also employed as a deprotecting agent in organic synthesis and as a fluorescence quenching reagent due to its water solubility. These varied uses highlight the versatility and importance of sodium iodide in both industrial and medical contexts.
Molecular Weight
149.89
Molecular Formula
INa
Product Information
Description
DryPowder; Liquid; PelletsLargeCrystals;COLOURLESS-TO-WHITE HYGROSCOPIC CRYSTALS OR WHITE POWDER. TURNS BROWN ON EXPOSURE TO AIR.
Canonical SMILES
[Na+].[I-]
InChI
InChI=1S/HI.Na/h1H;/q;+1/p-1
InChI Key
FVAUCKIRQBBSSJ-UHFFFAOYSA-M
Boiling Point
1300 °C
Melting Point
661 °C
Flash Point
1300-1304 °C
Purity
99%+
Density
3.67 g/cm³
Solubility
Soluble in water
Appearance
White beads
Storage
Store at +5 °C to +30 °C
Complexity
2
Covalently-Bonded Unit Count
2
Exact Mass
149.89424
Heavy Atom Count
2
MDL Number
MFCD00003532
Monoisotopic Mass
149.89424
Odor
Odorless
Refractive Index
1.7745
Rotatable Bond Count
0
Topological Polar Surface Area
0 Ų
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