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Lanthanum triacetate
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Name

Lanthanum triacetate

 EINECS 213-034-8
CAS No. 917-70-4 Density 1.64
PSA 37.30000 LogP 0.09090
Solubility 100g/L at 20℃ Melting Point 110oC
Formula C6H9LaO6 Boiling Point 117.1 °C at 760 mmHg
Molecular Weight 316.039 Flash Point 40 °C
Transport Information N/A Appearance White Solid
Safety Risk Codes N/A
Molecular Structure Molecular Structure of 917-70-4 (LANTHANUM ACETATE) Hazard Symbols N/A
Synonyms

Aceticacid, lanthanum(3+) salt (8CI,9CI);Lanthanum acetate (6CI,7CI);Lanthanumacetate (La(OAc)3);Lanthanum(3+) acetate;Lanthanum(III)acetate;

Article Data 15

Lanthanum triacetate Synthetic route

lanthanum(III) oxide

64-19-7

acetic acid

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
In water
In water
10099-58-8

lanthanum(III) chloride

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
With acetic acid In acetic acid byproducts: HCl; heating under reflux; filtered, washed several times with dry acetic acid, dried under reduced pressure at 70°C;
With acetic anhydride; acetic acid In acetic anhydride; acetic acid byproducts: HCl; equal weights of acetic acid and acetic anhydride, heating under reflux; filtered, washed several times with dry acetic acid, dried under reduced pressure at 70°C;
With acetic anhydride In acetic anhydride byproducts: HCl; heating under reflux for 9 to 10h; filtered, washed several times with dry acetic acid, dried under reduced pressure at 70°C;

lanthanum(III) oxide

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
With acetic anhydride 4 to 8h reflux; drying;
10099-58-8

lanthanum(III) chloride

64-19-7

acetic acid

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
In acetic acid byproducts: HCl; heating LaCl3 in CH3COOH under reflux; filtration, washing with CH3COOH, drying in vac. at 70°C for 6 h;

ammonium acetate

lanthanum(III) oxide

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
In melt mixture is heated in a sealed glass ampoule at 180°C for 2 days; crystn. for several days;
127-09-3

sodium acetate

10099-58-8

lanthanum(III) chloride

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
In ethanol byproducts: NaCl;

La(3+)*3CH3CO2(1-)*3CO(NH2)2*1.5H2O=La(CH3CO2)3*3CO(NH2)2*1.5H2O

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
200°C;
200°C;

lanthanum(III) oxide

108-24-7

acetic anhydride

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
boiling;
boiling;

La(3+)*3CH3CO2(1-)*3CO(NH2)2*1.5H2O=La(CH3CO2)3*3CO(NH2)2*1.5H2O

A

La(3+)*O(2-)*CH3CO2(1-)=LaOCH3CO2

B

917-70-4

lanthanum(III) acetate

Conditions
ConditionsYield
byproducts: H2O, NH3, CO2; isothermal decompn. at 250°C; X-ray diffraction, elem. anal.;

lanthanum(III) acetate

lanthanum(III) acetate

Conditions
ConditionsYield
With sodium hydroxide; water In tetrahydrofuran at 20℃; for 1.5h;45%

Lanthanum triacetate Chemical Properties

IUPAC Name: Lanthanum(3+) triacetate
CAS: 917-70-4
EINECS: 213-034-8
Product Categories: Organic-metal salt .
Following is the Molecular Structure of  Lanthanum acetate (917-70-4):

SMILES: [La+3].O=C([O-])C.[O-]C(=O)C.[O-]C(=O)C
InChI: InChI=1/3C2H4O2.La/c3*1-2(3)4;/h3*1H3,(H,3,4);/q;;;+3/p-3
InChIKey: JLRJWBUSTKIQQH-DFZHHIFOAU
Std.InChI: InChI=1S/3C2H4O2.La/c3*1-2(3)4;/h3*1H3,(H,3,4);/q;;;+3/p-3
Std.InChIKey: JLRJWBUSTKIQQH-UHFFFAOYSA-K
Molecular Formula: C6H9LaO6
Molecular Weight: 316.04

 

Lanthanum triacetate Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 subcutaneous 3500mg/kg (3500mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"		 Zeitschrift fuer die Gesamte Experimentelle Medizin. Vol. 113, Pg. 536, 1944.
rat LD50 intraperitoneal 475mg/kg (475mg/kg)   Archives of Industrial Hygiene and Occupational Medicine. Vol. 1, Pg. 637, 1950.
rat LD50 oral 10gm/kg (10000mg/kg)   Archives of Industrial Hygiene and Occupational Medicine. Vol. 1, Pg. 637, 1950.

Lanthanum triacetate Consensus Reports

Reported in EPA TSCA Inventory.

Lanthanum triacetate Safety Profile

Moderately toxic by intraperitoneal and subcutaneous routes.Mildly toxic by ingestion.

Lanthanum triacetate Specification

 Lanthanum acetate (917-70-4),which also can be called for Lanthanum acetate ; Lanthanum (III) acetate ; Aceticacid,lanthanum(3+)salt ; Aceticacid,lanthanum(3++)salt ; Aceticacid,lanthanum(III)salt ; Lanthanacetat ; Lanthanumtriacetate ; Lanthanum(3+) acetate . Lanthanum acetate (917-70-4) is a rare earth metal salt.When heated to decomposition it emits acrid smoke and irritating fumes.

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