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THALLIUM(I) CARBONATE

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THALLIUM(I) CARBONATE Basic information

Product Name:
THALLIUM(I) CARBONATE
Synonyms:
  • Carbonicacid,dithallium(1+)salt
  • carbonicacid,dithallium(1++)salt
  • Carbonicacid,thallium(1+)salt(1:2)
  • dithalliumcarbonate
  • rcrawastenumberu215
  • thallium(i)carbonate(2:1)
  • Thalliumcarbonate(2:1)
  • thalliumcarbonate(tl2co3)
CAS:
6533-73-9
MF:
CO3Tl2
MW:
468.78
EINECS:
229-434-0
Product Categories:
  • metal carbonate
Mol File:
6533-73-9.mol
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THALLIUM(I) CARBONATE Chemical Properties

Melting point:
260-270 °C (dec.)(lit.)
Density 
7.11 g/mL at 25 °C(lit.)
solubility 
insoluble in ethanol
form 
white monoclinic crystals
color 
white monoclinic crystals, crystalline
Water Solubility 
g/100g H2O: 5.3 (20°C), 12.2 (60°C), 27.2 (100°C) [LAN05]; insoluble alcohol [MER06]
Merck 
14,9259
Stability:
Stable. Incompatible with oxidizing agents, acids.
CAS DataBase Reference
6533-73-9(CAS DataBase Reference)
EPA Substance Registry System
Thallium(I) carbonate (6533-73-9)
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Safety Information

Hazard Codes 
T+,N
Risk Statements 
26/28-33-51/53-24
Safety Statements 
13-28-45-61-36/37
RIDADR 
UN 1707 6.1/PG 2
WGK Germany 
3
RTECS 
XG4000000
HazardClass 
6.1
PackingGroup 
II
Hazardous Substances Data
6533-73-9(Hazardous Substances Data)

MSDS

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THALLIUM(I) CARBONATE Usage And Synthesis

Chemical Properties

colourless crystals or white powder

Uses

Thallium carbonate (Tl2CO3) is used to make artificial diamonds (along with several other thallium compounds).

Uses

manufacture of imitation diamonds.

General Description

Heavy, shiny, colorless or white crystals. Used in the manufacture of imitation diamonds. Also used in analysis to test for carbon disulfide and as a fungicide.

Reactivity Profile

THALLIUM(I) CARBONATE has weak oxidizing or reducing powers. Redox reactions can however still occur. The majority of compounds in this class are slightly soluble or insoluble in water. If soluble in water, then the solutions are usually neither strongly acidic nor strongly basic. These compounds are not water-reactive.

Health Hazard

Thallium is a digestive tract irritant and nervous system toxicant. It is classified as extremely toxic. Probable oral lethal dose (humans) is 5-50 mg/kg, or between 7 drops and 1 teaspoon for 70 kg person (150 lb.). Teratogenic effects are noted after chronic intoxication.

Fire Hazard

When heated to decomposition, THALLIUM(I) CARBONATE emits toxic fumes of thallium. (Non-Specific -- Thallium Salts, n.o.s.) Fire may produce irritating or poisonous gases.

Safety Profile

Poison by ingestion, skin contact, and subcutaneous routes. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of T1. See also THALLIUM COMPOUNDS.

Purification Methods

It crystallises from hot water (4mL/g) on cooling. POISONOUS.

THALLIUM(I) CARBONATE Preparation Products And Raw materials

Preparation Products

THALLIUM(I) CARBONATESupplier