Sodium diacetate

Sodium diacetate
	Sodium diacetate
Names
	IUPAC name Sodium diacetate
	Other names Sodium diacetate (anhydrous); Sodium hydrogen acetate; Sodium acid acetate
Identifiers
CAS Number	126-96-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	29100;
ECHA InfoCard	100.004.378
MeSH	diacetate sodium diacetate
PubChem CID	22646212;
UNII	26WJH3CS0B ;
CompTox Dashboard (EPA)	DTXSID3034909 ;
	InChI InChI=1S/2C2H4O2.2Na/c21-2(3)4;;/h21H3,(H,3,4);;/q;;2*+1/p-2 Key: OPGYRRGJRBEUFK-UHFFFAOYSA-L;
	SMILES O=C(C)O[H-]OC(C)=O.[Na+];
Properties
Chemical formula	C4H7NaO4
Molar mass	142.086 g·mol−1
Appearance	White powder
Odor	Acetic acid (vinegar) odor
Solubility in water	1 g/mL
Solubility in alcohol	Slightly
Solubility in ether	Insoluble
Hazards
	Occupational safety and health (OHS/OSH):
Inhalation hazards	Irritant
Eye hazards	Irritant
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H318, H319
Precautionary statements	P264, P280, P305+P351+P338, P310, P337+P313
Flash point	>150 °C (302 °F)
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	>2,000 mg/kg (rat, dermal), 5,600 mg/kg (rat, oral)
Safety data sheet (SDS)	PubChem sodium diacetate LCSS
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Sodium diacetate is a compound with formula NaH(C
₂H
₃O
₂)
₂. It is a salt of acetic acid. It is a colorless solid that is used in seasonings and as an antimicrobial agent.