Direkt zum Inhalt
Merck
Alle Fotos(2)

Dokumente

336734

Sigma-Aldrich

Ammoniumtetrathiowolframat

≥99.9% trace metals basis

Synonym(e):

Ammonium tungsten sulfide ((NH4 )2 WS4 ), Bis(ammonium) tetrathiotungstate(2-) , Diammonium tetrathiotungstate, Diammonium tetrathiotungstate(2-)

Anmeldenzur Ansicht organisationsspezifischer und vertraglich vereinbarter Preise
Alle Fotos(2)

About This Item

Lineare Formel:
(NH4)2WS4
CAS-Nummer:
13862-78-7
Molekulargewicht:
348.18
MDL-Nummer:
MFCD00061410
UNSPSC-Code:
12352300
PubChem Substanz-ID:
24860418
NACRES:
NA.23

Assay

≥99.9% trace metals basis

Form

crystalline

Dichte

2.71 g/mL at 25 °C (lit.)

SMILES String

N.N.S[W](S)(=S)=S

InChI

1S/2H3N.2H2S.2S.W/h2*1H3;2*1H2;;;/q;;;;;;+2/p-2

InChIKey

MZSROLOWPFQNGM-UHFFFAOYSA-L

Verwandte Kategorien

Anwendung

This classic building block for transition metal sulfide cluster compounds was recently used in a low-temperature, solid state synthesis of a new series of heterometallic sulfide clusters stabilized with dppm [bis(diphenylphosphino)methane] ligands.

Piktogramme

Exclamation mark
GHS07

Signalwort

Warning

Gefahreneinstufungen

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Zielorgane

Respiratory system

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable

Persönliche Schutzausrüstung

dust mask type N95 (US), Eyeshields, Gloves

Analysenzertifikate (COA)

Suchen Sie nach Analysenzertifikate (COA), indem Sie die Lot-/Chargennummer des Produkts eingeben. Lot- und Chargennummern sind auf dem Produktetikett hinter den Wörtern ‘Lot’ oder ‘Batch’ (Lot oder Charge) zu finden.

Besitzen Sie dieses Produkt bereits?

In der Dokumentenbibliothek finden Sie die Dokumentation zu den Produkten, die Sie kürzlich erworben haben.

Die Dokumentenbibliothek aufrufen

Kyung-Hee Park et al.
Chemical & pharmaceutical bulletin, 54(9), 1266-1270 (2006-09-02)
Tyrosinase requires two copper ions at the active site, in order to oxidize phenols to catechols. In this study, the inhibitory effect of the copper-chelating compound, ammonium tetrathiotungstate (ATTT), on the tyrosinase activity was investigated. ATTT was determined to inactivate
Guoqing Hou et al.
Translational research : the journal of laboratory and clinical medicine, 149(5), 260-264 (2007-05-01)
Tetrathiomolybdate (TM) is an anticopper drug under development for treating Wilson's disease. Its mechanism of action involves forming a tight tripartite complex in the blood with serum albumin and available copper. When available copper levels are lowered in animals with
J Mason et al.
Journal of inorganic biochemistry, 35(2), 115-126 (1989-02-01)
[185W]trithio- and tetrathiotungstates (0.5 mg W) were injected intravenously into sheep. The compounds circulated in plasma bound reversibly to plasma proteins, particularly to albumin. After the first few minutes, levels declined exponentially with a T 1/2 of 12-14 hr. The
B W Young et al.
Journal of inorganic biochemistry, 16(2), 121-134 (1982-04-01)
The effects of dietary supplementation with ammonium tetrathiotungstate and dithiotungstate on copper metabolism in young rats have been investigated. The addition of WS4(2-) (4-32 mg W/kg diet) decreased growth rates and induced clinical and biochemical signs of Cu deficiency. These
Won-Hee Ryu et al.
ACS nano, 10(3), 3257-3266 (2016-01-26)
Heterogeneous electrode materials with hierarchical architectures promise to enable considerable improvement in future energy storage devices. In this study, we report on a tailored synthetic strategy used to create heterogeneous tungsten sulfide/oxide core-shell nanofiber materials with vertically and randomly aligned
Alle zugehörigen Dokumente anzeigen

Unser Team von Wissenschaftlern verfügt über Erfahrung in allen Forschungsbereichen einschließlich Life Science, Materialwissenschaften, chemischer Synthese, Chromatographie, Analytik und vielen mehr..

Setzen Sie sich mit dem technischen Dienst in Verbindung.