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Merck
CN

204625

Thallium(I) sulfate

99.99% trace metals basis, solid

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About This Item

Linear Formula:
Tl2SO4
CAS Number:
7446-18-6
Molecular Weight:
504.83
UNSPSC Code:
12161600
eCl@ss:
38120904
PubChem Substance ID:
24852283
NACRES:
NA.22
EC Number:
231-201-3
MDL number:
MFCD00011278

Key Documents

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Product Name

Thallium(I) sulfate, 99.99% trace metals basis

SMILES string

[Tl+].[Tl+].[O-]S([O-])(=O)=O

InChI

1S/H2O4S.2Tl/c1-5(2,3)4;;/h(H2,1,2,3,4);;/q;2*+1/p-2

InChI key

YTQVHRVITVLIRD-UHFFFAOYSA-L

assay

99.99% trace metals basis

form

solid

reaction suitability

core: thallium
reagent type: catalyst

mp

632 °C (lit.)

density

6.77 g/mL at 25 °C (lit.)

Quality Level

100

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Application

Thallium(I)sulfate is also utilized in:

  • the synthesis of alkylated cyclopentadienes and 7-substitutedbicyclo[2.2.1]heptane derivatives
  • inthe preparation of thallium borate species such as TlBPH43

General description

Thallium(I) sulfate is mainly used in organic synthesis as an oxidizing agent. It can facilitate the oxidation of various organic compounds, such as alcohols, to corresponding aldehydes or ketones. This reaction is commonly known as the Reformatsky reaction.1 Additionally, thallium sulfate is employed in the preparation of thallium salts for use in analytical chemistry and research applications. It is also utilized in the production of luminous paints, photoelectric cells, and low-melting glasses.

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Danger

Hazard Classifications

Acute Tox. 2 Oral - Acute Tox. 3 Dermal - Aquatic Acute 1 - Aquatic Chronic 2 - Skin Irrit. 2 - STOT RE 1 Oral

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP1928
MKCN1778
MKCK9785
MKBW4958V
MKBR3672V

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Methoxymethylation of thallous cyclopentadienide. Simplified preparation of a key intermediate for the synthesis of prostaglandins
Elias J. Corey, Urs Koelliker, and Jorg Neuffer
Journal of the American Chemical Society, 93(6), 1489?1490-1489?1490 (1971)
Acute thallium poisoning in a 3-year-old child. A case report.
S R Mayfield et al.
Clinical pediatrics, 23(8), 461-462 (1984-08-01)
Thallium poisoning in Guyana--a national crisis.
Lancet (London, England), 1(8533), 604-604 (1987-03-14)
P Hantson et al.
Journal of toxicology and environmental health, 50(2), 97-100 (1997-02-07)
Observations have been performed on peripheral blood lymphocytes from a patient having ingested 200 mg thallium sulfate, in order to evaluate the ability of the compound to produce cytogenetic damage in vivo in humans. Our results demonstrate that neither the
C Ríos et al.
Archives of toxicology, 63(1), 34-37 (1989-01-01)
The content of thallium in seven body organs and eight brain regions of rats acutely exposed to Tl2SO4 was compared. Rats received a single i.p. injection of Tl2SO4 at three doses: 16, 32 and 48 mg/kg. At 24 h after
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