Structure

Sodium chloride

CAS
7647-14-5
Catalog Number
ACM7647145
Category
Metal & Ceramic Materials
Molecular Weight
58.44
Molecular Formula
ClNa

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Specification

Description
Sodium chloride, also known as salt or halite, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. Sodium chloride is the salt most responsible for the salinity of seawater and of the extracellular fluid of many multicellular organisms. In the form of edible or table salt it is commonly used as a condiment and food preservative. Large quantities of sodium chloride are used in many industrial processes, and it is a major source of sodium and chlorine compounds used as feedstocks for further chemical syntheses. A second major consumer of sodium chloride is de-icing of roadways in sub-freezing weather.
Synonyms
sodium hydrochloride;Sodium chloride;
IUPAC Name
Sodium;chloride
Canonical SMILES
[Na+].[Cl-]
InChI
InChI=1S/ClH.Na/h1H;/q;+1/p-1
InChI Key
FAPWRFPIFSIZLT-UHFFFAOYSA-M
Boiling Point
1465 °C
Melting Point
801 °C
Flash Point
1413 °C
Density
1.199 g/mL at 20 °C (lit.)
Solubility
Slightly soluble in ethanol
Appearance
White crystalline solid
Storage
Store at +15 °C to +30 °C
Color/Form
Colorless, transparent crystals or white, crystalline powder;Colorless and transparent or translucent when in large crystals;Colorless cubic crystals
Complexity
2
Corrosivity
Sodium chloride solutions are corrosive to base metals
Covalently-Bonded Unit Count
2
Decomposition
When heated to decomposition it emits toxic fumes of /hydrochloric acid and disodium oxide/.
EC Number
231-598-3
Exact Mass
57.958622
Formal Charge
0
Hazard Codes
Xi
H-Bond Acceptor
1
H-Bond Donor
0
Heavy Atom Count
2
HS Code
2501002000
LogP
-2.99600
MDL Number
MFCD00003477
Monoisotopic Mass
57.958622
NSC Number
77364
Other Experimental
A 23% aqueous solution of sodium chloride freezes at -20.5 °C. ... Density of saturated aqueous solution at 25 °C is 1.202 ... Begins to volatilize at a little above its melting point. ... Its solubility is decreased by hydrogen chloride.;Somewhat hygroscopic;VP: 1 mm Hg at 865 °C;Specific heat = 0.853 J/g-k; hardness Mohs' scale: 2.5; critical humidity at 20 °C: 75.3%; heat of solution, 1 kg H₂O, 25 °C: 3.757 kJ/mol /Table/;Enthalpy of formation: -410.9 kJ/mol at 25 °C; Density of molten sodium chloride at 850 °C: 1.549 g/cu cm; latent heat of fusion: 0.52 kJ/g
Physical State
Colorless crystals
PubChem ID
5234
Refractive Index
n20/D 1.378
Rotatable Bond Count
0
Stability
Stable under normal shipping and handling conditions.
Storage Conditions
Store in a cool, dry, well-ventilated area away from incompatible substances.
Topological Polar Surface Area
0 Ų
UNII
451W47IQ8X
Vapor Pressure
1 mm Hg ( 865 °C)
Viscosity
Viscosity of saturated aqueous solution = 1.93 mPa-s
WGK Germany
1
What is the molecular formula of sodium chloride?

The molecular formula of sodium chloride is NaCl.

What is the molecular weight of sodium chloride?

The molecular weight of sodium chloride is 58.44 g/mol.

What is the IUPAC name of sodium chloride?

The IUPAC name of sodium chloride is sodium; chloride.

What is the InChI key of sodium chloride?

The InChI key of sodium chloride is FAPWRFPIFSIZLT-UHFFFAOYSA-M.

What is the canonical SMILES representation of sodium chloride?

The canonical SMILES representation of sodium chloride is [Na+].[Cl-].

What is the CAS number of sodium chloride?

The CAS number of sodium chloride is 7647-14-5.

What is the UNII of sodium chloride?

The UNII of sodium chloride is 451W47IQ8X.

Is sodium chloride listed on the World Health Organization Model List of Essential Medicines?

Yes, sodium chloride is listed on the World Health Organization Model List of Essential Medicines.

What is the NCI Thesaurus Code of sodium chloride?

The NCI Thesaurus Code of sodium chloride is C29974.

What is the ChEMBL ID of sodium chloride?

The ChEMBL ID of sodium chloride is CHEMBL1200574.

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