Sodium acetate

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Sodium acetate
Sodium acetate
Baw-an-stick model o the acetate anion
The sodium cation
Acetate de sodium hydraté.jpg
Names
IUPAC name
Sodium acetate
Seestematic IUPAC name
Sodium ethanoate
Ither names
Het ice (Sodium acetate trihydrate)
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.004.386
E nummer E262 (preservatives)
RTECS nummer AJ4300010 (anhydrous)
AJ4580000
UNII
Properties
C2H3NaO2
Molar mass 82.0343 g/mol (anhydrous)
136.0799 g/mol (trihydrate)
Appearance White deliquescent pouder
Odour vinegar
Density 1.528 g/cm3
1.45 g/cm3 (trihydrate)
Meltin pynt 324 °C (anhydrous)
58 °C (trihydrate)
Bylin pynt 881.4 °C (anhydrous)
122 °C (trihydrate)(decomposes)
36.2 g/100 ml (0 °C)
46.4 g/100 mL (20 °C)
139 g/100 mL (60 °C)
170.15 g/100 mL (100 °C)
Solubility soluble in ethanol (5.3 g/100 mL (trihydrate)
Basicity (pKb) 9.25
Refractive index (nD) 1.464
Structur
monoclinic
Hazards
Main hazards Irritant
NFPA 704
Flammability code 1: Must be pre-heatit afore igneetion can occur. Flash pynt ower 93 °C (200 °F). E.g., canola ileHealth code 1: Exposur would cause irritation but anly minor residual injury. E.g., turpentineReactivity code 0: Normally stable, even unner fire exposur condeetions, an is nae reactive wi watter. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
1
1
0
Flash pynt 250 °C
Relatit compoonds
Ither anions
Sodium formate
Sodium propionate
Ither cations
Potassium acetate
Calcium acetate
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Sodium acetate, CH3COONa, an aa abbreviatit NaOAc,[1] an aa sodium ethanoate, is the sodium saut o acetic acid. This colourless saut haes a wide range o uises.

References[eedit | eedit soorce]

  1. Clayden, Jonathan; Greeves, Nick; Warren, Stuart; Wothers, Peter (2001). Organic Chemistry (1st ed.). Oxford University Press. ISBN 978-0-19-850346-0.